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Earth Attractions
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In this activity, learners build and test a compass. Learners work in pairs and pretend they are stuck in the wilderness at night.
How Do We Convert Mechanical Energy into Electrical Energy?
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In this activity, learners use a compass, powerful magnet, and copper magnet wire to build a special generator known as a dynamo.
Yogurt Cup Speakers
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Learners build a simple electromagnet, then use this electromagnet to transform a yogurt container into a working speaker. They can connect their speaker to a radio and listen as it transmits sound.
Electromagnetic Dancer: Connect Her Up and Watch Her Dance!
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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.
Circles of Magnetism I
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In this activity related to magnetism and electricity, learners create a magnetic field that's stronger than the Earth's magnetic field.
Investigating the Insides
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In this activity, learners work in teams to investigate the composition of unseen materials using a variety of tools.
Invisible Investigations
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Using indirect observational methods, learners distinguish between charged and uncharged objects.
Make a Speaker
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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.