Build a tower from K'nex to hold a dodge ball.
1 dodgeball per six
Discuss with cubs what a strong tower looks like and ask them to draw it.
Show them the size of the ball and explain they must build a tower that can hold the ball. It should be at least 1 meter tall.
The towers will need to stay keep the ball off the floor while the other teams try and knock it over with tennis balls.
Allow 20 minutes to build the tower
Allow 5-10 minutes to know over the towers with cubs taking turns to throw the tennis balls.