Chinese classical wooden intelligence toy - Kong Ming Lock.
This intelligence toy is an old and traditional Chinese intelligence game.
The lock may look simple, but it contains lots of mysteries.
A fantastic item for children gift to exercise their brain.
A good item for leisure time and relaxing, also a good decoration in your house.
little finger Wooden Intelligence Toy Brain Teaser Game Toy 3D Puzzle for Kids Adults size Ball In Maze 4.45 x 4.96 x 0.79 Ball In Maze B0797SX1BV