Mini Rocket Launcher

These are the parts you will need.
Pen

The pen.
Take the Pen Apart

Take the pen apart.
Cut Pen

Now cut the closed end of the pen off.
Tube

Nut the tube in the pop bottle.
The Tape

Put the tape around the pop bottle and the tube.
Adding the Pen

Stick the pen in the tube.
Tape

Now tape the pen in the tube.
Parts for the Rocket

You will need these parts. The white is paper.
Add the Paper

Now wrap the paper around the pen and tape.
The Point

Twist the end of the paper.
Last Step

Tape the point and that is all. Stomp and the little rocket will go 4 yards.