The Kids Globe Magic Puzzle Ball from the Brain Games series challenges your logical thinking. The compact 3D sliding puzzle is shaped like a white sphere with various colored opening rings. Inside are colorful balls that must be sorted into the matching colored rings by pressing and sliding them. With a diameter of 6.5 cm, this patience game is particularly handy and ideal for on the go. It offers a varied activity for a single player, playfully training concentration, fine motor skills, and strategic thinking.