Three-dimensional gravity backgammon or four-in-one chess is a puzzle game that realizes the transformation from two-dimensional to three-dimensional space. It is good for training the sense of space. As long as a line is formed in any one of the straight, oblique and vertical directions, you can win, which is more interesting. .
The chessboard is made of high-quality wood, and the three-dimensional pillars are durable and smooth. The surface of the chess pieces has no burrs, will not hurt your hands, and feel comfortable.
Conducive to the development of the brain, improve intelligence, can cultivate children’s self-thinking ability and hand-eye coordination ability, can enhance mutual feelings. It is a good tool for parents to accompany their children to grow up happily.