Very Powerful Pea Shooter

This will shoot a bb at high speeds

Step 1: Materials

you will need a pen haloed out 1 rubber band
and one water balloon

Step 2:

then wrap the rubber band around the balloon

Step 3: This Instructable Very Is Easy All You Do Is Put the Water Balloon Over the Pen As Shown in the Picture

then wrap the rubber band around the balloon

Step 4:

finally get your ammo you will need one metal BB

Step 5:

put the baby down the pen barrel

Step 6:

aim Let go of the bollon and the bb should fly have fun and don't get hurt

Step 7: