[Puzzle and Brain] Luban Lock | Brain Power Stimulates Puzzles, Challenges STEAM Toys, Educational Toys

**The ultimate ingenuity brainburning sketch reappears!** **The world's only full set of 21 sub-components with multinational patents, don't you come to challenge?** Compared with the common wooden Luban locks, they are prone to wear and looseness after playing for a while. We use non-toxic and wear-resistant safety plastics to reproduce the most classic "Six Lianfang" series of Luban locks through fine craftsmanship. , So that the size variation is controlled at 0.01 cm, so that each fangzi binds more tightly. We have further deconstructed the ancient ingenuity and launched the world's only full set of 21 Fang sub-components with multinational patents, which can be freely changed and reorganized into more than 50 combinations of "six sons Lianfang". The combination is divided into three levels: beginner, advanced, and ghost. You can also create more combinations for creativity, training space logic and brainstorming at any time, and develop an infinite creative space for you. It is also very suitable for use in STEAM education. Among the textbooks. **｜Luban lock knowledge｜** In the construction of ancient buildings, the tenon and tenon structure was used. This structure is widely used in wooden furniture and buildings. It can make the building structure stable and bear the force without nails. This ingenuity is designed to be playable. In the Luban lock in hand. According to legend, it was designed by Lu Ban, a legendary woodworking person, and it is also said that it was invented by Kong Ming based on the Eight Diagrams Metaphysics, so Lu Ban lock is also called Kong Ming lock. There are many forms of Luban locks. Among them, the most classic "six sons Lianfang" is a set of six long strips, and the concave and convex on the strips are used to mesh with each other to form a solid cross. https://live.staticflickr.com/65535/51376178085_f04ecc5997_h.jpg **➤ Product details** Difficulty level: ★★★★★ (the highest five-star) Suggested age: no limit Attached to the package: More than 50 solutions are explained, so you won’t get tired of playing all day long Product size: 7cm྾8cm྾8cm Packing size: 30.5cm྾13.5cm྾2cm Material: safety plastic Origin: Taiwan **➤ Notes** • Be careful not to let children swallow small parts. • If there are missing parts or other assembly questions, please contact the design hall. • The design hall enjoys a seven-day appreciation period. The appreciation period is not equal to the assembly trial. If there is assembly, it will affect your return and exchange rights. • Please keep the outer packaging intact when returning or exchanging the goods. Please also return related gifts and contents. If damaged or assembled or used, returns will not be accepted. **▲ Educational institutions have other discounts for large purchases. Click "Contact Design Hall" and someone will contact you.**