The 3-D puzzle maze you can’t put down! — It may look like a transparent sphere amusement park for marbles, but this self-contained puzzle ball is a challenging maze for all ages. Flip, twist, and spin the Perplexus, attempting to move a ball along the numbered paths, while you work with and against the forces of gravity. There’s 208 barriers for you to conquer with this game that’s easy to play, but hard to master! If your ball falls off the track, just try again. Combined counterweight, mental, logical thinking ability, hand dexterity game. Exercise practical ability, improve balance, enhance understanding of space. Turn the ball, so the ball on the rail line in numerical order according to the former, for the shortest time to reach the finish line.