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DIY Door Bell

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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
-The transmission of movement

Ages 6+

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Description

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
-The transmission of movement

Ages 6+