This instructable will show you how to build a K'nex 1 speed gearbox that will make a motor go faster/slower. This is my first instructable sorry if it is unclear and some of the pictures are blurry.
p.s it is based on a gearbox that I found on Youtube its here if you want to see it.
pp.s Give credit to spoonman192
ppp.s remember to use SANYO eneloop Batterys for the motor.
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Step 1: The Base
Firstly build the base.
Step 2: The Gears
Now the tricky part, insert the gears as shown.
Step 3: Strengthening the Gearbox
Now to strengthen the gearbox and the basics of the motor.