NOTE: This event has been CANCELLED. Join us for this amazing workshop on "Reversing Switch & Buggy". A battery's current flows in one direction. Clever arrangement of switches can reverse that direction. Construct a controller with a battery, motor and ultralight buggy which can go forward or backward. Learn wiring logic, precision, and trouble shooting. Ages 8 to 14 FREE! Registration Required. Sponsored by the Eli Whitney Museum.