Test logic and creative minds with this cool yet simple brain teaser. These brain games are perfect for passing time, fidgeting, and avoiding gadgets and electronics. They’re a healthier way to practice focus and concentration. Can also be used for fun party games. 3D brain teaser : Precision assemble non-identical pieces into a 3D shape. Challenging 3D puzzle game. Your mind will be sharpened enough to develop their problem solving capacity through reasoning, development of mental stamina and boosting their self-confidence. Perfect gift - For every occasion! for Christmas gifts, office gifts, etc. 3D brain teaser can take anywhere. Tags: brain teaser, puzzle, 3D puzzle, Kong Ming Lock, IQ toy, metal puzzle, wooden puzzle, brain games, party favor, logic puzzle