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| Visitors thronging the Twongs Table at the New York Maker Faire, September 25-26, 2010. |
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| That's me in orange. Some tried making the carbon chemistry models (annulenes) displayed in steel, but most went freeform. |
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| All ages advanced to level 101: having fun. |
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| The steel models wore their undip codes attached. |
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| Tetrahedrane in foreground, acetylene in back. |
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