Handmade Montessori Toy Wooden Luban Lock Mind Challenge Kongming Puzzle Adults

Label:Yes Type:Kongming Lock Package includes:1Pc Kongming Lock Size:7.5*7.5cm(2.95*2.95in) Material:Wooden Color:wood color

This classic Luban lock set is crafted from premium solid beech wood with smooth polished surface and natural wood grain, free of burrs and harsh chemicals, safe for kids and adult puzzle lovers. As traditional Chinese intellectual puzzle toy, each piece adopts precise mortise and tenon splicing structure without any nails. Players need to observe spatial structure, think logically to take apart and reassemble the lock, effectively exercising spatial thinking, hand-eye coordination and problem-solving ability. The set includes multiple classic styles: ball-in-cage, barrel lock, star-shaped, six-piece interlock and plum blossom locks with varied difficulty levels, suitable for children enlightenment training and adults' leisure decompression. Compact portable size is perfect for desktop pastime, classroom brain game and parent-child interactive play.