KOA KOA Build a Gear Door Bell

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KOA KOA Build a Gear Door Bell

29.90

This kit contains everything you need, to build a doorbell for your bedroom. Once assembled, turn the crank. The gears engage the hammer which strikes the bell. Decorate it to your liking. The brochure will show you the different types of gears. What are you going to learn? The operation of the gear trains; The different types of gears and the transmission of movement.

STEAM Education
Recommended Age:6+

In stock

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Additional Information

This kit contains everything you need, to build a doorbell for your bedroom. Once assembled, turn the crank. The gears engage the hammer which strikes the bell. Decorate it to your liking. The brochure will show you the different types of gears. What are you going to learn? The operation of the gear trains; The different types of gears and the transmission of movement.