Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Mar 1, 2012
a Catapult made with Lego NXT Mindstorm by Helton Chen and Pandit Adhilaga-Dres. it has to be below 8 inches and also shoot a hoop that is 6 inch in diameter and 12 inch in height that is 1 meter away.