100% Brand new and high quality.
The lock may look simple, but it contains lots of mysteries.
Use your brain, exercise your patience, is unable to untie the knot, but as long as the master of the structure, is sure to solve.
Challenge your mind and patience.
1.Children must use it under the adult’s tutelage.
2.Don’t throw the away to each other.
3.Don’t use it if there is any problem.
4.Don’t keep the toy in the mouth to prevent children devour small parts in the toy.
Handle with care, avoid desiccation, being washed.
6 different design, 6 different fun
Made of wood, Best challenge for kids and adults
Classical intelligence puzzle toy
Perfect for IQ development and imagination
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