[Safe & Smooth]Made of high-quality wood with smooth surface, and smooth edges, super safe for children to play with. [Classical Chinese Puzzle]An ancient Chinese traditional intellectual game, it is fun and appropriate for multiple generations. [Educational & Learning]It is beneficial to cultivate children’s spatial imagination and exercise their ability of mathematical thinking and geometric design. Can exercise children’s thinking ability, creativity and expand children’s imagination. [Brain Teaser Toy]Good for cultivate thinking and improve both your IQ & EQ, anyone can pick it up and play. A good tool or game for children to improve their thinking and hand making ability. [Deluxe Quality]Luxurious feel and delicately hued toned, hand crafted by the finest master craftsmen using only time-honored traditional methods and techniques. Warning:Not suitable for children under 14 years. For use under adult supervision Warning:To be used under the direct supervision of an adult
