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Item: 877189 Model: DO-731022
|Teaching Supplies Grade/Age||Grades 6-12 / Ages 11-17|
Explore the wonders of electricity by building a motor/generator kit that actually powers a light bulb. Small parts, not for ...
Age group and grade: Ages 8+ Small parts, not for children under 3 years You can make pennies spin at ,000 revolutions per ...