Just passing through the halfway point of the build season now, FIRST Robotics Team 97 has a driving base. The base uses mecanum wheels with rollers at 45-degree angles to drive both translation and rotational motion independently. A gyroscopic sensor stabilizes the control.

For more info about the competition, visit: http://www.usfirst.org

For more info about the team, visit: http://web.mit.edu/first/www