wow thanks for all of the replies so quickly! I will read the rules completely so I know exactly what I can and can't do. After that, I'll come back on here with my idea. We have a metal "foot" that is powered by surgical tubing but it doesn't really lft the ball.

Ok Well that sounds easy enough! Its complicated to us because it will be our first attempt at pneumatics.

umm I'm not sure what the comp is called.

Our high school robotics team is building a project for a competition. One of the requirements is to have the robot "kick" a soccer ball across the floor. It needs to actually lift it off the ground to clear a hurdle. I was thinking that an air powered device would be unique. I just need some ideas ...