Step 1: Supplies
A small length of pipe or tubing
(Toilet paper roll, pvc, or plastic tube)
(Preferably duct tape)
(Beans, BB, tin foil)
Step 2: Prep.
Cut the balloon top off.
Step 3: Taping
Take the large piece of the balloon and place it over the tube. Tape it into place.
Step 4: Shooting
Load your ammo down the tube and grab it in the balloon. Pull back while gripping the ammo. Aim. And let go.