1. Material: ABS
2. Handshake on both sides with concave and convex particles, the middle module can be moved
3. 8 O-shaped recessed holes, each with 3 round beads
4. Help your baby exercise his hand, eye and grasp ability
5. Size: 9.5x9.5cm
6. Weight: about 90g
How to play:
1. Randomly scramble the small balls
2. Move the middle horizontal axis to replace the required ball in the middle of the O-shaped groove
3. Through memory and space imagination, the beads in the 8 grooves are matched at the fastest speed