bendable sapling
string
ball
Bend the sapling backwards and tie it there. Then place the ball on top of the sapling. Cut the string. Watch the ball fly through the air!
From Marissa MNM, age 12, Pittsburgh, PA
bendable sapling
string
ball
Bend the sapling backwards and tie it there. Then place the ball on top of the sapling. Cut the string. Watch the ball fly through the air!
From Marissa MNM, age 12, Pittsburgh, PA