This is a knex african musical instrment that makes a whirring noise, it is not to scale, so the noise is a bit different.
Step 1: Pieces
Bring these pieces to your computer so you can build it.
Step 2: Build the parts
Just build these four parts.
Step 3: Assemble.
Put it together like so
Step 4: Assemble part 2
Now put a rubber band on like this, it must be a big one like this, or it wont work.
Step 5: Final assembly
Now click this on, and put the pole through the hole.