Its not much, but its annoying. How it works: As you turn the handle of the top of the box, 3 gears connected to each other spin, and there is an arm touching one of the gears, and as the gear turns, the arm clicks on its teeth, creating a super annoying sound.
Here is a video of it in action:
Step 1: Parts list
Purple 3D- 36
Blue 3D- 6
Medium red cogs- 2
Small blue/grey cogs (picture)- 1
Blue spacers- 7
Silver spacers- 2
Very small rubberband- 2
Y Connector- 1
Got those? Then lets get crackin'!