Pocket Sized Catapult

This catapult is very powerful....when i tested it, it went over 10 ft......my friends made another and they got it to go over 30 ft......it is so easy that it can be made in less than 5 minutes if you know what you're doing.

Step 1: Stuff You Need

what you need
-1 binder clip
-2 rubber bands
-1 pen tube

Step 2: So Easy

wrap tape around one of the metal pieces a couple of times

Step 3: What to Do With the Pen

cut the pen tube a little longer than the binder clip........place it across in between the metal piece and the part in the middle

Step 4: Almost Done

wrap the rubber bands around the binder clip

Step 5: You Are Now Done!!!

the final product