Develop your brain and logic thinking ability. 2. Improve your finger dexterity and coordination. 3. Foster your sense of space and enhance your memory. 4. Test both your patience and mental skill. 5. Teach children to work hard at solving complex problems. 6. Release people’s pressure after work and study. 7. Help the old prevent brain degeneration, and keep mind sharp. 8. A special toy that you can carry and play at anywhere.
Brand:dress4sale
Material:Plastic
Color:Multicolor
Country:United States