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<channel>
	<title>The Exploratorium's Learning Studio blog &#124; A workshop for tinkering with technology, science, and art &#187; Luigi</title>
	<atom:link href="http://apps.exploratorium.edu/blogs/ls/author/luigia/feed/" rel="self" type="application/rss+xml" />
	<link>http://apps.exploratorium.edu/blogs/ls</link>
	<description></description>
	<lastBuildDate>Mon, 19 Oct 2009 20:59:38 +0000</lastBuildDate>
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			<item>
		<title>Keyboard touchscreen and Scratch</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/10/19/keyboard-touchscreen-and-scratch/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/10/19/keyboard-touchscreen-and-scratch/#comments</comments>
		<pubDate>Mon, 19 Oct 2009 20:59:38 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Video]]></category>
		<category><![CDATA[development]]></category>
		<category><![CDATA[hack]]></category>
		<category><![CDATA[keyboard]]></category>
		<category><![CDATA[programming]]></category>
		<category><![CDATA[scratch]]></category>
		<category><![CDATA[touchscreen]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=629</guid>
		<description><![CDATA[
Adam Somlai-Fischer, creator of the soon-to-be-ubiquitous Prezi presentation software, recent Osher fellow, and all around great guy, showed us how to simply and quickly hack a cheap USB keyboard to extract the inner pressure-sensitive &#8220;film&#8221; and turn it into a low-fi touchscreen by taping it to the computer screen. He showed us some simple programs [...]]]></description>
			<content:encoded><![CDATA[<p><object width="640" height="385"><param name="movie" value="http://www.youtube.com/v/-eF_4XLIzsA&#038;hl=en&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/-eF_4XLIzsA&#038;hl=en&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="385"></embed></object></p>
<p><a href="http://www.aether.hu" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.aether.hu');">Adam Somlai-Fischer</a>, creator of the soon-to-be-ubiquitous <a href="http://www.prezi.com" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.prezi.com');">Prezi</a> presentation software, recent <a href="http://www.exploratorium.edu/about/osher.html" target="_blank" >Osher</a> fellow, and all around great guy, showed us how to simply and quickly hack a cheap USB keyboard to extract the inner pressure-sensitive &#8220;film&#8221; and turn it into a low-fi touchscreen by taping it to the computer screen. He showed us some simple programs that use the hack written in <a href="http://www.processing.org" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.processing.org');">Processing</a>, but they turned out to be too dense for my programming-impaired brain to satisfactorily modify.</p>
<p>However, having been playing with <a href="http://scratch.mit.edu" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/scratch.mit.edu');">Scratch</a> lately, I immediately thought it would make a great interface for it, and that it would be super simple to program for it too. A couple of hours later I had put together a simple but satisfying little game I call <em>Going Bananas!</em></p>
<p>If you want to play with it with the keyboard, just press keys <em>a</em>, <em>s</em>, <em>d</em>, <em>f</em>, <em>g</em>, <em>h</em>, <em>j</em>, <em>k</em>, and <em>l</em> to launch bananas towards the monkey. Don&#8217;t let the monkey get too hungry, or it will die! Or course, it&#8217;s much more fun when you can poke at the bananas directly on the screen, so find an old (but not too old!) keyboard, break it open, tape it to the screen, and play it as it was meant to be played!</p>
<p><applet id='ProjectApplet' style='display:block' code='ScratchApplet' codebase='http://scratch.mit.edu/static/misc' archive='ScratchApplet.jar' height='387' width='482'><param name='project' value='../../static/projects/ilmungo/717399.sb'></applet> <a href='http://scratch.mit.edu/projects/ilmungo/717399'>Learn more about this project</a></p>
]]></content:encoded>
			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/10/19/keyboard-touchscreen-and-scratch/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Marble Machines &#8211; training with the Explainers</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/09/28/marble-machines-training-with-the-explainers/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/09/28/marble-machines-training-with-the-explainers/#comments</comments>
		<pubDate>Mon, 28 Sep 2009 22:44:57 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Gallery]]></category>
		<category><![CDATA[Video]]></category>
		<category><![CDATA[Workshop]]></category>
		<category><![CDATA[explainers]]></category>
		<category><![CDATA[exploratorium]]></category>
		<category><![CDATA[marble machines]]></category>
		<category><![CDATA[marbles]]></category>
		<category><![CDATA[training]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=605</guid>
		<description><![CDATA[As has become a sort of yearly tradition, we hosted a three-hour training with the new batch of Field Trip Explainers, who will be starting to work on the museum floor in a couple of weeks. This is a particularly fun and creative group to work with: their ideas are always clever, the mood happy, [...]]]></description>
			<content:encoded><![CDATA[<p>As has become a sort of yearly tradition, we hosted a three-hour training with the new batch of <a href="http://explainers.wordpress.com/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/explainers.wordpress.com');">Field Trip Explainers</a>, who will be starting to work on the museum floor in a couple of weeks. This is a particularly fun and creative group to work with: their ideas are always clever, the mood happy, and the insights that transpire in the &#8220;debriefing&#8221; session afterward always worth listening to and taking note of.</p>
<p>Click on the image below to be taken to a gallery of their work and creations:</p>
<p><a href="http://www.exploratorium.edu/ls/galleries/mmtraining09/" target="_blank" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/09/mm-explainer-training-2009-16.jpg" alt="Marble Machines training" width="500" height="332" /></a></p>
<p><br style="clear:both"></p>
<p>And here&#8217;s a sweet video of their wonderful contraptions:</p>
<p><br style="clear:both"></p>
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]]></content:encoded>
			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/09/28/marble-machines-training-with-the-explainers/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Exploring reflections: a workshop</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/08/12/exploring-reflections-a-workshop/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/08/12/exploring-reflections-a-workshop/#comments</comments>
		<pubDate>Thu, 13 Aug 2009 00:23:48 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Gallery]]></category>
		<category><![CDATA[Workshop]]></category>
		<category><![CDATA[chris bell]]></category>
		<category><![CDATA[light]]></category>
		<category><![CDATA[light exploration]]></category>
		<category><![CDATA[pie]]></category>
		<category><![CDATA[reflections]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=540</guid>
		<description><![CDATA[
Inspired by the awesome Reflections show that is now on display at the Exploratorium, the Learning Studio offered a 3-hour workshop in which visitors built their own &#8220;Shiny, Sparkly, Something-or-Others&#8221;, as the title said.
This constituted an experiment for us in several ways, and a good first step into the kind of activities and interactions that [...]]]></description>
			<content:encoded><![CDATA[<p style="text-align: center;"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/banner1.jpg" rel="lightbox[pics540]" title="Reflections workshop" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/banner1.jpg" alt="Reflections workshop" width="500" height="255" class="attachment wp-att-548 " style="float:none" /></a></p>
<p>Inspired by the awesome <a href="http://www.exploratorium.edu/reflections/" target="_blank" >Reflections</a> show that is now on display at the Exploratorium, the <a href="http://www.exploratorium.edu/ls/" target="_blank" >Learning Studio</a> offered a 3-hour workshop in which visitors built their own &#8220;Shiny, Sparkly, Something-or-Others&#8221;, as the title said.</p>
<p>This constituted an experiment for us in several ways, and a good first step into the kind of activities and interactions that we would like to start offering in the future.</p>
<p>First of all, it happened in parallel with a current show on the museum floor, and that alone allowed for adjacencies that were a source of inspiration for us, in developing the activity, and hopefully for the participants to the workshop, in coming up with their own creative ideas.</p>
<p>We also combined the workshop with an unusual two-week residency for artist <a href="http://www.dashdotdash.net/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.dashdotdash.net');">Chris Bell</a>, who had collaborated with us <a href="http://www.exploratorium.edu/ls/galleries/chrisbell/index.html" target="_blank" >before</a>. We thought he would be a great source of inspiration because of his <a href="http://www.dashdotdash.net/artwork/offgassing" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.dashdotdash.net');">previous work</a> with lights and reflections off of common household objects, and proposed to him that he would be building and experimenting with an installation on the museum floor, right next to a gallery showcasing similar work by participants to our own workshop. Graciously, and it take a particularly selfless and generous artist to allow this, he accepted, and a great collaborations resulted once again.</p>
<p>So, this workshop started in the Learning Studio with a brief introduction to what we were going to do: essentially explore some of the aesthetic qualities of lights and reflections, and create our own expression of that.</p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/chris-meets-the-participants.jpg" rel="lightbox[pics540]" title="Chris meets the participants" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/chris-meets-the-participants.thumbnail.jpg" alt="Chris meets the participants" width="200" height="132" class="attachment wp-att-543 " /></a></div>
<p>Then we led the group onto the museum floor to have a chat with Chris, while he was starting to work on his installation. This was a great moment in which Chris introduced himself and his work as an artist, and had some very insightful words on his process of creation with such an ethereal medium, with a particular emphasis on knowing &#8220;when to stop&#8221;, which I think had a great and positive influence on the visitors&#8217; work.</p>
<p><br style="clear:both"></p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/initial-explorations.jpg" rel="lightbox[pics540]" title="initial explorations" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/initial-explorations.thumbnail.jpg" alt="initial explorations" width="200" height="132" class="attachment wp-att-542 " /></a></div>
<p>Then it was time to head back to the LS for an initial exploration, using just a light source and a simple sheet of Mylar, in order to start generating ideas, and to familiarize ourselves with what was possible and beautiful with this medium. After a while, we introduced, as usual, a host of different materials, all somehow reflective or translucent, as well as construction materials, wood, tape, motors, switches, etc.</p>
<p><br style="clear:both"></p>
<div style="float:right"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/similar-initial-exporations-led-to-different-end-results.jpg" rel="lightbox[pics540]" title="Similar initial explorations led to different end results" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/similar-initial-exporations-led-to-different-end-results.thumbnail.jpg" alt="Similar initial explorations led to different end results" width="200" height="135" class="attachment wp-att-544 " /></a></div>
<p>The mood became very quiet and meditative, and the visitors got to work, and soon different avenues of thought took shape. I found it very interesting that often similar initial explorations led to very different end results. Likewise, as is often the case with our activities, the participants ranged both in age (from about 12 to older adults) and gender, and all seemed to be equally engaged in the activity.</p>
<p><br style="clear:both"></p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/taking-our-pieces-to-the-wall-of-light.jpg" rel="lightbox[pics540]" title="Taking our pieces to the wall of Light" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/taking-our-pieces-to-the-wall-of-light.thumbnail.jpg" alt="Taking our pieces to the wall of Light" width="200" height="136" class="attachment wp-att-545 " /></a></div>
<p>Ideas were tried and discarded, problems were solved, and slowly each participant got to the point were they were satisfied with what they had built. At this point we took their creations, which were on independent &#8220;shelves&#8221;, and took them on the museum floor, where they became part of a collective <em>Wall of Light</em>, which stood on display for all museum visitors to see and appreciate for an amazing full two weeks.</p>
<p><br style="clear:both"></p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/08/the-final-incarnation-of-the-wall-of-light.jpg" rel="lightbox[pics540]" title="The final incarnation of the Wall of Light" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/the-final-incarnation-of-the-wall-of-light.thumbnail.jpg" alt="The final incarnation of the Wall of Light" width="200" height="132" class="attachment wp-att-546 " /></a></div>
<p>And that concluded the first part of our exploration with light and with different kinds of interactions with the public. In the next days I will talk more about our next steps, which led to some interesting events!</p>
<p><br style="clear:both"></p>
<p style="text-align: center;"><a href="http://www.exploratorium.edu/ls/galleries/reflections/index.html" target="_blank" style="text-decoration:none" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/08/reflections.jpg" alt="Click to see a full photo gallery" width="500" height="209" style="float:none"></a><br />
<a href="http://www.exploratorium.edu/ls/galleries/reflections/index.html" target="_blank" >Click on the image for a more complete photo gallery of the workshop.</a></p>
]]></content:encoded>
			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/08/12/exploring-reflections-a-workshop/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
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		<item>
		<title>Maker Faire 2009 time-lapse</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/06/12/maker-faire-2009-time-lapse/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/06/12/maker-faire-2009-time-lapse/#comments</comments>
		<pubDate>Fri, 12 Jun 2009 17:20:49 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Public events]]></category>
		<category><![CDATA[Video]]></category>
		<category><![CDATA[chain reaction]]></category>
		<category><![CDATA[exploratorium]]></category>
		<category><![CDATA[maker faire]]></category>
		<category><![CDATA[time-lapse]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=538</guid>
		<description><![CDATA[Well, now that it&#8217;s over, it&#8217;s time to reflect on what an amazing ride Maker Faire was this year.
We organized a 3,600 square feet booth, including exhibits, snack activities, demonstrations, prototypes, and two PIE activities: a giant marble machines fort, and an even bigger enclosure where we let visitors build their portion of a collective [...]]]></description>
			<content:encoded><![CDATA[<p>Well, now that it&#8217;s over, it&#8217;s time to reflect on what an amazing ride <a href="http://makerfaire.com/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/makerfaire.com');">Maker Faire</a> was this year.</p>
<p>We organized a 3,600 square feet booth, including exhibits, snack activities, demonstrations, prototypes, and two <a href="http://www.exploratorium.edu/pie/" target="_blank" >PIE</a> activities: a giant <a href="http://www.exploratorium.edu/pie/library/marblemachines.html" target="_blank" >marble machines</a> fort, and an even bigger enclosure where we let visitors build their portion of a collective <a href="http://www.exploratorium.edu/pie/gallery/pi_chain_reac/index.html" target="_blank" >chain reaction</a> machine.</p>
<p>Photos from the event are coming soon. In the mean time, enjoy these frantic movies: they are two time-lapse movies, each compressing a full day of chain reaction workshop in less than a minute. You will notice the ebb and flow of visitors, and twice during each movie, the crowd building up to watch us set off the whole reaction, and then us taking it all down and starting again. It makes me tired and happy just looking at it!</p>
<p>Day 1:<br />
<object width="640" height="505"><param name="movie" value="http://www.youtube-nocookie.com/v/U7DNIv0MooQ&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube-nocookie.com/v/U7DNIv0MooQ&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="505"></embed></object></p>
<p>Day 2:<br />
<object width="640" height="505"><param name="movie" value="http://www.youtube-nocookie.com/v/HLDfSDzlRHw&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube-nocookie.com/v/HLDfSDzlRHw&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="505"></embed></object></p>
<p>The big set-offs were web-cast live on Saturday! You can see the archived versions here:</p>
<ul>
<li><a href="http://www.exploratorium.edu/webcasts/explotv_player.php?id=00001362&#038;type=flv" target="_blank" >Saturday, 2pm</a></li>
<li><a href="http://www.exploratorium.edu/webcasts/explotv_player.php?id=00001371&#038;type=flv" target="_blank" >Saturday, 7pm</a></li>
</ul>
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			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/06/12/maker-faire-2009-time-lapse/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Bowling ball launcher</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/05/21/bowling-ball-launcher/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/05/21/bowling-ball-launcher/#comments</comments>
		<pubDate>Thu, 21 May 2009 17:19:04 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Explorations]]></category>
		<category><![CDATA[Video]]></category>
		<category><![CDATA[ball]]></category>
		<category><![CDATA[bowling]]></category>
		<category><![CDATA[chain reaction]]></category>
		<category><![CDATA[launcher]]></category>
		<category><![CDATA[prototype]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=536</guid>
		<description><![CDATA[In the midst of preparations for Maker Faire&#8217;s chain reaction collective build, we&#8217;ve been tinkering with various ways of having a grandiose finale to the whole shebang, one that would pack a lot of impact, while still being faithful to the materials and aesthetic of the rest of the activity (cardboard, paper, home-made contraptions, household [...]]]></description>
			<content:encoded><![CDATA[<p>In the midst of preparations for Maker Faire&#8217;s chain reaction collective build, we&#8217;ve been tinkering with various ways of having a grandiose finale to the whole shebang, one that would pack a lot of impact, while still being faithful to the materials and aesthetic of the rest of the activity (cardboard, paper, home-made contraptions, household items, etc.). After several ideas and prototypes, we settled on an awesome ping-pong ball launcher, powered by a falling bowling ball. This short video documents some of our prototyping process, as well as the fun we have while developing ideas!</p>
<p><object width="601" height="338"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="http://vimeo.com/moogaloop.swf?clip_id=4757463&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=ffffff&amp;fullscreen=1" /><embed src="http://vimeo.com/moogaloop.swf?clip_id=4757463&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=ffffff&amp;fullscreen=1" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="601" height="338"></embed></object></p>
]]></content:encoded>
			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/05/21/bowling-ball-launcher/feed/</wfw:commentRss>
		<slash:comments>6</slash:comments>
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		<item>
		<title>Shih Chieh Huang&#8217;s &#8220;Organic concept&#8221; installation</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/05/06/shih-chieh-huangs-organic-concept-installation/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/05/06/shih-chieh-huangs-organic-concept-installation/#comments</comments>
		<pubDate>Wed, 06 May 2009 22:27:15 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Public events]]></category>
		<category><![CDATA[fan]]></category>
		<category><![CDATA[floor]]></category>
		<category><![CDATA[installation]]></category>
		<category><![CDATA[organic concept]]></category>
		<category><![CDATA[plastic]]></category>
		<category><![CDATA[public]]></category>
		<category><![CDATA[Shih Chieh Huang]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=493</guid>
		<description><![CDATA[
Visiting artist Shih Chieh Haung (&#8221;CJ&#8221;) spent last week here at the Exploratorium, researching possible collaborations, sharing his wonderful work with the staff, and generally having a good time. On his last day, we convinced him to make one of his &#8220;organic concept&#8221; installations on the museum floor. These are incredibly evocative and fun, but [...]]]></description>
			<content:encoded><![CDATA[<p><object width="640" height="385"><param name="movie" value="http://www.youtube-nocookie.com/v/WMxOVmqAJmI&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube-nocookie.com/v/WMxOVmqAJmI&#038;hl=en&#038;fs=1&#038;rel=0&#038;hd=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="385"></embed></object></p>
<p>Visiting artist <a href="http://www.messymix.com/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.messymix.com');">Shih Chieh Haung</a> (&#8221;CJ&#8221;) spent last week here at the Exploratorium, researching possible collaborations, sharing his wonderful work with the staff, and generally having a good time. On his last day, we convinced him to make one of his &#8220;organic concept&#8221; installations on the museum floor. These are incredibly evocative and fun, but the execution is surprisingly simple!</p>
<p>All we needed to make it happen were a box fan, some painter&#8217;s tarp (which is a really thin, long sheet of plastic), and a couple of bungee cords. One end of the tarp roll gets secured over the box fan, then the fan is turned on, and the ends of the tarp are knotted together at regular intervals. The organic shape that results was an amazing draw, and it came together in less than 20 minutes! Of course visitors (especially children) attacked it immediately, but it was also really nice to see the Exploratorium staff come out of their hiding holes and start playing with it as well.</p>
<p>Another great advantage of this construction is the the inevitable holes and ruptures that happen can be immediately repaired by simply tying another knot! So, what we thought would last only a few minutes, ended up providing a couple of hours of solid enjoyment and wonder to many people.</p>
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			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/05/06/shih-chieh-huangs-organic-concept-installation/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
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		<title>Chain reaction videos: explainer style!</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/05/05/chain-reaction-videos-explainer-style/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/05/05/chain-reaction-videos-explainer-style/#comments</comments>
		<pubDate>Tue, 05 May 2009 23:12:22 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Video]]></category>
		<category><![CDATA[Workshop]]></category>
		<category><![CDATA[chain reaction]]></category>
		<category><![CDATA[contraption]]></category>
		<category><![CDATA[explainers]]></category>
		<category><![CDATA[training]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=491</guid>
		<description><![CDATA[As promised, here are two videos showing the contraptions built by the explainers during their training with us. Cool stuff!



]]></description>
			<content:encoded><![CDATA[<p>As promised, here are two videos showing the contraptions built by the explainers during their training with us. Cool stuff!</p>
<p><object width="600" height="338"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="http://vimeo.com/moogaloop.swf?clip_id=4497744&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" /><embed src="http://vimeo.com/moogaloop.swf?clip_id=4497744&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="600" height="338"></embed></object></p>
<p><br style="clear:both"></p>
<p><object width="600" height="345"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="http://vimeo.com/moogaloop.swf?clip_id=4500255&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" /><embed src="http://vimeo.com/moogaloop.swf?clip_id=4500255&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="600" height="345"></embed></object></p>
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			<wfw:commentRss>http://apps.exploratorium.edu/blogs/ls/2009/05/05/chain-reaction-videos-explainer-style/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
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		<item>
		<title>Chain Reaction training</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/04/30/chain-reaction-training/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/04/30/chain-reaction-training/#comments</comments>
		<pubDate>Thu, 30 Apr 2009 21:03:59 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[Gallery]]></category>
		<category><![CDATA[Workshop]]></category>
		<category><![CDATA[chain reaction]]></category>
		<category><![CDATA[contraption]]></category>
		<category><![CDATA[explainers]]></category>
		<category><![CDATA[professional development]]></category>
		<category><![CDATA[training]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=437</guid>
		<description><![CDATA[In preparation for the upcoming Maker Faire booth, in which we will be hosting a community-built chain reaction event, we had the pleasure of trying out the activity with the Exploratorium explainers. Due to their busy schedule and the need to have the museum floor staffed, we had to split the workshop in two days, [...]]]></description>
			<content:encoded><![CDATA[<p>In preparation for the upcoming <a href="http://www.makerfaire.com/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/www.makerfaire.com');">Maker Faire</a> booth, in which we will be hosting a community-built chain reaction event, we had the pleasure of trying out the activity with the Exploratorium <a href="http://explainers.wordpress.com/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/explainers.wordpress.com');">explainers</a>. Due to their busy schedule and the need to have the museum floor staffed, we had to split the workshop in two days, with half the explainers doing the activity on one day, and the other half on the next.</p>
<p>In this activity, we will ask participants to build a section of a collective chain reaction; each section will then join with and trigger the next one, so that at the end of a building session, we will be able to set the contraption off at one end, and it will work its way (flawlessly, I&#8217;m sure!) to the end.</p>
<p>As always, the depth of thought and care that this group of educators brings to any activity they participate in shined through, both in the actual construction of the chain reaction elements, and in the discussion we had afterwards.</p>
<p>Now we are definitely looking forward to Maker Faire in a month!</p>
<p>Here are some photographs from both days:</p>
<p><a href="http://www.exploratorium.edu/ls/galleries/crd1/index.html" target="_blank"><img src="http://www.exploratorium.edu/ls/galleryimages/chain_reaction_d1_link.jpg" alt="Chain reaction day 1" width="500" height="332"/><br style="clear:both"><br />
Click image for Day 1 gallery!</a></p>
<p><a href="http://www.exploratorium.edu/ls/galleries/crd2/index.html" target="_blank"><img src="http://www.exploratorium.edu/ls/galleryimages/chain_reaction_d2_link.jpg" alt="Chain reaction day 1" width="500" height="332" /><br style="clear:both"><br />
Click image for Day 2 gallery!</a></p>
]]></content:encoded>
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		<slash:comments>1</slash:comments>
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		<title>Marble elevators</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/04/20/marble-elevators/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/04/20/marble-elevators/#comments</comments>
		<pubDate>Mon, 20 Apr 2009 21:53:06 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[development]]></category>
		<category><![CDATA[chain reaction]]></category>
		<category><![CDATA[contraption]]></category>
		<category><![CDATA[elevator]]></category>
		<category><![CDATA[linkage]]></category>
		<category><![CDATA[marbles]]></category>
		<category><![CDATA[mechanism]]></category>
		<category><![CDATA[motor]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=417</guid>
		<description><![CDATA[In a parallel line of development, we are playing around with marbles and chain reaction elements. One of the problems that we&#8217;re constantly facing is how to work against gravity. It&#8217;s easy enough for a marble to roll down an incline, but how do you bring it back up? Here are two solutions Walter came [...]]]></description>
			<content:encoded><![CDATA[<p>In a parallel line of development, we are playing around with marbles and chain reaction elements. One of the problems that we&#8217;re constantly facing is how to work against gravity. It&#8217;s easy enough for a marble to roll down an incline, but how do you bring it back up? Here are two solutions Walter came up with.</p>
<p><object width="600" height="338"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="http://vimeo.com/moogaloop.swf?clip_id=4248022&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" /><embed src="http://vimeo.com/moogaloop.swf?clip_id=4248022&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=52ff33&amp;fullscreen=1" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="600" height="338"></embed></object></p>
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		<slash:comments>2</slash:comments>
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		<title>Scratch development: telephortunes</title>
		<link>http://apps.exploratorium.edu/blogs/ls/2009/04/14/scratch-development-telephortunes/</link>
		<comments>http://apps.exploratorium.edu/blogs/ls/2009/04/14/scratch-development-telephortunes/#comments</comments>
		<pubDate>Wed, 15 Apr 2009 00:54:54 +0000</pubDate>
		<dc:creator>Luigi</dc:creator>
				<category><![CDATA[development]]></category>
		<category><![CDATA[circuits]]></category>
		<category><![CDATA[pie]]></category>
		<category><![CDATA[scratch]]></category>
		<category><![CDATA[sensors]]></category>
		<category><![CDATA[switches]]></category>

		<guid isPermaLink="false">http://apps.exploratorium.edu/blogs/ls/?p=405</guid>
		<description><![CDATA[
Recently, we have been wanting to become more familiar with an interesting technology from MIT called Scratch: it&#8217;s a new programming language that makes it easy to create interactive stories, animations, games, music, and art. Designed to help young people learn how to program, the interface is easy to access and allows for almost immediate [...]]]></description>
			<content:encoded><![CDATA[<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-1.jpg" rel="lightbox[pics405]" title="A typical development mess" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-1.thumbnail.jpg" alt="A typical development mess" width="300" height="198" class="attachment wp-att-406 " /></a></div>
<div style="clear:right">Recently, we have been wanting to become more familiar with an interesting technology from MIT called <a href="http://scratch.mit.edu/" target="_blank" onclick="javascript:urchinTracker ('/outbound/article/scratch.mit.edu');">Scratch</a>: it&#8217;s a new programming language that makes it easy to create interactive stories, animations, games, music, and art. Designed to help young people learn how to program, the interface is easy to access and allows for almost immediate &#8220;tinkering&#8221;: you build a program by dragging color-coded blocks onto a workspace, and snapping them together.</p>
<p>So, in typical Learning Studio style, we hauled a wide variety of materials (switches, motors, art supplies, found objects, etc.) onto a central table, and started playing around.</p></div>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-2.jpg" rel="lightbox[pics405]" title="The source of inspiration" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-2.thumbnail.jpg" alt="The source of inspiration" width="200" height="132" class="attachment wp-att-408 " /></a></div>
<div style="clear:right">What caught my (Luigi) attention immediately was an old rotary telephone dial. It had a wonderful tactile feedback to its action, and a hint of nostalgia that appealed to me. So I set out to figure out how this entirely mechanical analog device actually manages to count!</div>
<p><br style="clear:both"></p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-4.jpg" rel="lightbox[pics405]" title="Sensor board" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-4.thumbnail.jpg" alt="Sensor board" width="132" height="200" class="attachment wp-att-409 " /></a></div>
<div style="clear:right">This was possible thanks to a Scratch sensor board: this is an input device with a button, a light sensor, a sound sensor, a resistance slider, and four resistance input jacks. Scratch can monitor and detect changes in the sensors, so using the resistance sensors I set out to figure it out. I found that there are two sets of wires that come out of the rotary dial. One set is connected to a switch that is normally closed at rest (call it A), and the other to a switch that is normally open (call that one B). What happens is that as you start spinning the dial, switch B closes, and stays closed until the dial returns to resting position. Meanwhile, switch A stays closed while the dial is moving counterclockwise (toward the stop), and the moment you let go and it starts to spin back toward resting, switch B opens and closes once for each &#8220;click&#8221; of the dial.</p>
<p>So I wrote a simple program to count the number of clicks for each number dialed.
</p></div>
<p><br style="clear:both"></p>
<div style="float:left"><a href="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-3.jpg" rel="lightbox[pics405]" title="The first incarnation of telephortunes" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-3.thumbnail.jpg" alt="The first incarnation of telephortunes" width="200" height="132" class="attachment wp-att-411 " /></a><br />
<a href="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-6.jpg" rel="lightbox[pics405]" title="I am a Virgo" ><img src="http://apps.exploratorium.edu/blogs/ls/files/2009/04/telephortunes-6.thumbnail.jpg" alt="I am a Virgo" width="132" height="200" class="attachment wp-att-412 " /></a></div>
<div style="clear:right">Next, I decided that the dial would be used as an input device to enter people&#8217;s date of birth, and so a simple fortune telling device started to take shape. I called it &#8220;Telephortunes&#8221;. It&#8217;s become much more complicated (and cool) than that since then, so stay tuned for the evolution of this project&#8230;
</div>
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		<slash:comments>2</slash:comments>
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