Diy Fuel Cell Science Kit Classroom Pack, You Need To Split Water And Use Its Hydrogen To Generate Electricity Is Included, Whatever You Can Dream Up, What That Electricity Powers Is Up To You, Our Included Activity Guide Or Come Up With Your Own Ideas
Gears, sets offer 40-, 30- and 20-tooth gears with 3/16in bore to accommodate the most popular dowel size, and a 12-tooth gear with a push-fit to 2 mm motor shafts. Three inserts are provided on each sprue, allowing the 3/16in bore to reduce to 3 mm
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