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Showing results 21 to 32 of 32

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In this activity, learners create a tiny electric, motorized dancer. Learners use the interactions of magnetism and electric current to make a wire spin, while displaying the Lorentz Force in action.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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Learners drop a magnet through a coil of wire to create electric current in a circuit. LEDs in the circuit allow learners to detect the direction of current flow.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this activity, learners build a recording timer made from simple materials (e.g., small dc motor, sharpie pen, craft sticks, adding machine paper tape, etc.).

Over $20 per group Ages 14 - 18 1 to 2 hours
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In this activity, learners will listen to as many radio stations as possible to discover that AM radio signals can travel many hundreds of miles at night.

free Ages 8 - 18 1 to 2 hours
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In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners use UV light to transfer a pattern onto a plastic board. The pattern is transferred by placing a mask (a transparency sheet with the pattern) on a plastic board.

Over $20 per group Ages 14 - adult 1 to 2 hours
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In this activity, learners string a line across the room and build cable cars that can move from on end to the other.

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
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This lesson focuses on graphene and its electrical properties and applications.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners explore how engineers incorporate biometric technologies into products as well as the challenges of engineers who must weigh privacy, security and other issues when designin

free Ages 8 - 18 1 to 2 hours
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In this activity, learners construct a simple electrolysis device. With this device, learners can decompose water into its elemental components: hydrogen and oxygen gas.

$5 - $10 per student Ages 14 - 18 4 to 24 hours
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In this activity, learners explore how infrared technology is used by engineers to create equipment and systems for a variety of industries.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners explore electricity and conductivity to find that many things conduct electricity including copper, pencil lead, fruit, play-doh, and even people!

$1 - $5 per student Ages 8 - 18 30 to 45 minutes