Beech Wood Kongming Lock Puzzle: High-Difficulty Brain Teaser for Adults and Children.

Challenge your mind with this intricately designed brain teaser made from premium beech wood. Suitable for both adults and children, this puzzle offers a high level of difficulty to engage and entertain puzzle enthusiasts for hours. The Kongming lock design not only provides a mental workout but also serves as an attractive decorative piece when not in use. Enhance your problem-solving skills and enjoy a rewarding experience as you attempt to solve this captivating puzzle. Material: Wooden Function: Educational, De-stressing Part Number: Besieged City Specification: Besieged City Packing: Plastic suction Patents and Copyrights: Utility Model 3C Configuration Category: Wooden toys for children under 14 years old Suitable Age: Children (4-6 years) Manufacture country: China Instructions included: No