3D Interlocking Cube Wooden Burr Puzzle Kong Ming IQ Brain Teaser Intelligent Toy This classical intelligence toy may look simple but it contains lots of mysteries. Parents and kids can both join together in the fun, it is also good to boost the relationship between parents and kids.
Features: - Unique in design: Helps to develop kids' intelligence, cultivate their interest and educating their operation ability. - A good way to improve your thinking, patient and creative ability. - Adopts finest wooden as material, which has non tasteless, colorless and non-toxic in characters. - Appropriate for person above 6 years old.