Flash Science: Worlds Simplest Motor

This week, Kenn shows us how to build world’s simplest motor!

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Flash Science: Graphite Glow

This week, Rachel shows us an awesome experiment which uses electricity to heat up the graphite in a pencil lead, making it glow very bright!

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Flash Science: Secret Message With Windex

Goldenrod paper turns red when ammonia or other base is added. Rachel shows us how we can use this to write secret messages!

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Flash Science: Flashy Grape

A grape makes a great dipole antenna, and makes a great (small and safe) series of sparks in the microwave.

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Flash Science: Flaming Smoke Fuse

Smoke from an extinguished candle makes a “fuse” that relights it.

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Flash Science: Heat Flash

The heat from a camera flash makes a puff of smoke from a black surface.

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Flash Science: Erasing With Heat

A pen with thermochromic ink is erased with heat and made to reappear when cold.

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Flash Science: What Keeps the Ball in the Cone?

A small ball is placed in a funnel—and cannot be blown out.

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Flash Science: Bubble Trumpet

A bubble on a stadium horn… Will it pop when the horn is played?

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Flash Science: Bubbles Squared

A plastic frame can be used to create square—and other unusual shape—bubbles.

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