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Showing results 21 to 27 of 27

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In this activity, learners model the flow of energy from the sun as it enters a photovoltaic cell, moves along a wire and powers a load.

$5 - $10 per group Ages 4 - 11 10 to 30 minutes
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In this activity, learners use a nail and magnet wire to build an electromagnet, which controls the movements of a paper dancer.

$1 - $5 per student 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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Learners create an electrical-circuit maze out of wire, then try to pass a paperclip through the maze without touching the wire.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
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In this activity, learners explore how an electromagnet works by making a simple one. Using this knowledge, learners design a diagram to make a working speaker using household materials.

$10 - $20 per group Ages 11 - 14 45 to 60 minutes
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In this activity, learners build an electromagnet using a nail, a cork, a battery, and electrical wire. Use this activity to demonstrate how electric currents produce magnet fields.

$5 - $10 per student Ages 8 - 11 30 to 45 minutes
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In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

$5 - $10 per student Ages 6 - 18 30 to 45 minutes