3D Maze ball set: there is a set of 4 maze balls in 4 difficulty levels for option; Each cute maze ball is about 10 cm/ 4 inches in diameter, lightweight and compact for a comfortable grip and an easy carry, so you can enjoy this maze brain teaser game anytime, anywhere; Serving as a nice gift for friends and family
Challenging game: as a new type of puzzle game, the brain maze puzzles look simple, but are more difficult to pass; They are a nice helper for your brain training and brain growth; The spherical shape does not require set-up or battery installation, just flip the ball to the finish line
Function: These 3D maze ball toys need to observe the travel path and think about how to send the mini steel ball to the end; It is an educational toy that can cultivate your spatial cognition and logical thinking, improve your concentration and patience, relieve your stress and promote inspiration
Wide compatibility: the blue and green maze puzzles correspond to difficult and most difficult game levels, so the steel balls inside are relatively small; While pink and yellow ones are simple level, so the steel balls are larger; Different difficulty levels can meet the needs of various players, from teens, adults to the elderly, and never be out of date
Safe to use: the shell of the maze puzzle ball is made of non-toxic plastic without a smooth surface, while the tiny steel balls are confined in a transparent protective cover for safe play