1) Amazing balance intellect ball can improve your operation ability, balancing ability and comprehension of space effectively
2) Training a player's physical knowledge (mechanics, kinematics, spatial learning) in the unconscious
3) Turn the sphere for the little ball to move forward along the tracks in the order of numbers; try to reach the goal within the shortest possible time
4) Especially helpful to players who can't concentrate and therefore have difficulty in study
侵权图库
