Ideas worth spreading

Hands-on science with squishy circuits

1,024,088 views |

AnnMarie Thomas |

TED2011

• March 2011

In a zippy demo at TED U, AnnMarie Thomas shows how two different kinds of homemade play dough can be used to demonstrate electrical properties -- by lighting up LEDs, spinning motors, and turning little kids into circuit designers.

In a zippy demo at TED U, AnnMarie Thomas shows how two different kinds of homemade play dough can be used to demonstrate electrical properties -- by lighting up LEDs, spinning motors, and turning little kids into circuit designers.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

About the speaker

AnnMarie Thomas

AnnMarie Thomas

See speaker profile

AnnMarie Thomas works on the playful side of engineering -- using cool tools to teach and help others.

Learn more

This talk was presented at an official TED conference. TED's editors chose to feature it for you.