$5.95
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Make your own DC motor with this excellent educational kit, ideal for learn... more
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$9.95
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Build a working crystal radio that can pick up a local AM station! This kit... more
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$11.95
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See for yourself how a generator works with this hands-on alternative energ... more
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$11.95
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With this kit you can make a battery from a potato, lemon, water, coins, or... more
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$14.50
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Make your own battery with this voltaic cell kit! This makes a good springb... more
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$22.95
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Explore the wonders of electricity by building and experimenting with a wor... more
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$23.95
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Explore the power of the sun as you learn about alternative energy, photovo... more
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$24.95
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Learn about parallel and series circuits, motors, electromagnets and solar ... more
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