## Key Features
It has total 100 pass numbers for you to challenge.
Turn the sphere for the little ball to move forward along the tracks in the order of the numbers.
Try to reach the goal within the shortest possible time.
It can improve your operation ability, balancing ability and comprehension of space.
Weight (kg): 0.23700 _,_
Dimensions (cm): 17.5 x 17.5 x 16_,_