02.11.2012 Views

Cardboard Automata - Exploratorium

Cardboard Automata - Exploratorium

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MAKE YOUR AUTOMATA<br />

COIN OPERATED:<br />

Make a coin detector switch<br />

from three popsicle sticks,<br />

aluminum foil, masking tape,<br />

and a PicoCricket resistance sensor.<br />

www.picocricket.com<br />

The skewer stick axle fits<br />

nicely into a LEGO motor.<br />

TAKING IT FURTHER<br />

You can build automata out of a<br />

variety of everyday materials.<br />

Program a PicoCricket to send<br />

power to a LEGO motor when it<br />

detects a coin completing the<br />

circuit in a coin detector.<br />

Things to Tr y: <strong>Cardboard</strong> <strong>Automata</strong> PIE Institute: www.exploratorium.edu/PIE Page 8

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