Internal motor spins a cylindrical plate with a weight (a screw) placed on one side creating an updown rapid vibrating movement. This vibration is then conveyed to 3 rods that smoothly propel the model forward in a sliding type movement.Easy assembly using snap-on parts and screws. Powered by a Type 130 motor. Direction can be easily altered by changing the direction of the rods. Speed can be adjusted by changing the angle of the rods. Body shape designed to represent various popular animals whilst maintaining a curved form to move around obstacles. Eyes act as rollers also helping model to smoothly work around obstacles. Games and races can be easily made by building an obstacle course using cardboard etc.