A simple office supply catapult
Step 1: Suplies
1 Alltoids Tin 4 Ruber Bands 1 String 2 Paper Holders Sticky Notes Tape
Step 2: Rubber Bands
Wrap the ruber bands around the tin, so that it closes on its own
Step 3: Attach Paper Holder 1
Put the paper holder in the middle, so that it wont close.
Step 4: Tie String
Tie the string to the prong on the paper holder closest to the deep dish on the altoids tin.
Step 5: Add Tape
Add some tap to the bottem of the tin, so that the tin will stick to a flat surface.
Step 6: Prepare Message
Write your mesage on a sticky note. Fold it down-words and use the other paper holder to keep it closed.
Step 7: Set and Fire!
Set the message as shown, pull the string back and up to fire it. Have fun!