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Mechanic Engineering concepts for gears
reactive force makes car to go forward
and Math based toys geared towards learning
https://simplebooklet
You get three (3) IC's
DIY Electric Butterfly STEM Kit jeep Mechanic Engineering concepts for gearsPrinciple: The mechanical butterfly is a very interesting kit. After assembling the product, install the battery and turn on the switch. Because the gear plate is connected to the butterfly wing plate, according to the principle of gear transmission, after electricity, the wings flap. Teaching Aid Mechanic Theory! Mechanic Engineering concepts for gears. Instructions in English included in package. Stem Toys are Science, Technology, Engineering, and
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