Intelligent Luban Lock – 4 Metal Brain Teaser Puzzles | XS-0043 | Hands On & Brainstorming4 puzzles. Luban Lock legacy. Endurance test. 🔗⚙️Intelligent Luban Lock Set XS-0043 – 4 classic metal wire puzzles in blister pack. “Leisure” + “Endurance” + “Hands On and Brainstorming.” The budget IQ toy for ages 6+ that makes adults rage-quit.Why Luban Lock puzzles are playground gold:4 Different Metal Puzzles – Classic interlocking wire designs. Goal: separate the pieces, then put them back. Simple rules, frustrating execution. Trains patience + 3D spatial logic.“Intelligent Luban Lock” Heritage – Named after Lu Ban, ancient Chinese master carpenter. Luban Locks are traditional Chinese puzzles dating back 2000+ years. STEM cred for parents.Leisure + Endurance – Pack says it. Easy to start, hard to master. “趣味烧脑” = fun brain burn. “快乐无限” = endless fun. Perfect for screen breaks.Metal Build – Solid steel wire. Won’t break like plastic toys. Pocket-sized for school, travel, waiting rooms. No batteries, no rules booklet needed.Hands On & Brainstorming – Develops fine motor skills, problem-solving, persistence. For kids 6+ and adults who think they’re smart. Warning: may cause family arguments.Perfect for: Ages 6+, students, puzzle fans, party favors, return gifts, travel games, and office desk toys. Great for parents who want “educational” but kids want “challenging.”Product Specs:Name: Intelligent Luban Lock 智力鲁班锁Model: XS-0043Quantity: 4 Metal Wire PuzzlesMaterial: Steel wireFeatures: Interlocking brain teasers, Pocket-sized, No batteriesSkills: Spatial reasoning, Patience, Problem-solving, Fine motorPackaging: Blister card with hang tabAge: 6+ years | Choking hazard under 3Made in: ChinaSafety Note: Metal pieces. Adult supervision for kids under 8. Not for children under 3 due to small parts.