This Instructable will show you how to make a giant slingshot.
Disclaimer: I am not responsible for anything you do with knowledge.
PS I am entering this in the Alchemy Goods Inner Tube Reuse Contest!
Step 1: Materials
You will need a inner tube (any as long as it is still holding together, it's ok if it is punctured)
a frame (giant Y log, two trees ect.)
a bucket or plastic bowl
Step 2: Step 1
Using scissors cut the out the air input valve.then cut the long way down on both sides so you get 2 long strips.
Step 3: Step 2
Tie the end of each strip on either side of the buket
Step 4: Step 3
Now tie the other ends to each side of the frame
Step 5: Your Done!
Now pull back and FIRE! Remember to always stay safe and launch anything other than water balloons at other people.