1. Material: wood
2. Smooth without hurting hands
3. Hierarchical design, both pictures and texts
4. Two-in-one beaded puzzle gameplay
5. Applicable age: infants (0-3 years old)
6. Thermal transfer technology, no color fade
7. Function: jigsaw puzzles, watch carefully, watch through the rope
8. Weight: about 0.2kg
9. Size: 18x18cm, wood board 0.5cm thick, building block 1.2cm thick