3D Wooden Cube Brain Teaser Puzzle Mind IQ and Logic Test for Kids and Adults

-100% Brand new and high quality. -The lock may look simple, but it contains lots of mysteries. -In most cases, it is unable to untie the knot, but as long as you master the structure, is sure to solve. -Challenge your mind and patience.Your mind will be sharpened enough to develop their problem solving capacity through reasoning, development of mental stamina and boosting their self-confidence. -Our product lets you know the challenge does not have the limit. Discount To Explain:You can search for similar products in the store and the main picture, and also directly search asin:B089FM7BRM to find relevant products. At the same time, you can add two products to your shopping cart to buy them,and you will automatically receive a 10% discount on the product.