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› #5 of 30 · Power

Hydroelectric dam

Falling water becomes electricity

Comes after #4 Coal power plant

Build the real thing

DIY

Water wheel spinning a small DC motor

Make a water wheel from plastic spoons and a bottle cap, fix it to the shaft of a small DC motor, and pour water over it. A multimeter shows the electricity it makes.

Cost
$ · Under $25
Time
A few sessions
Screens
No screen needed

Build it in bricks

Brick build comingTabletop

Step-by-step brick booklets land one model at a time, starting with the Starter Five.

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