1PCS 3D Wooden Puzzles Kongming Luban Interlock IQ Test Toy for Kid
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Features:
1. Unique and special wooden puzzles. This lock seems simple, but it contains many mysteries.
2, generally easy to disassemble, difficult to reinstall. Not only can it improve your abilities, it can even be an extraordinary program!
3. This is the best game for developing intelligence and improving balance for both children and adults.
4. Ancient Chinese wisdoms, ancient locks, can be done in a seconds, others may take an hour, or even a day.
5. The lock has the functions of relaxing the mind, enhancing intelligence and flexible fingers, and has become a favorite toy for everyone.