Luban Lock
★ Dimensions: Transport dimensions: 540×440×640mm, Display dimensions: 540×440×1450mm. ★ Exhibit Composition: Consists of an ABS plastic molded box, ABS plastic molded base, ABS milky white plastic molded operation surface with color silk-screen flip instruction board, cross Luban lock, round Luban lock, etc. ★ Scientific Principle: The concave and convex parts (i.e., mortise and tenon structure) inside this three-dimensional puzzle interlock ingeniously. Without ropes or nails for fixation, it still looks like a seamless cube. Different Luban locks have different shapes and internal structures, generally easy to disassemble but difficult to assemble. During assembly, careful observation, serious thinking, and analysis of its internal structure are required. It helps develop the brain and make fingers flexible, and is a great educational toy. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely.
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- China Science and Technology Museum Standard Edition CSTM Standard Edition★ Dimensions: Transport dimensions: 540×440×640mm, Display dimensions: 540×440×1450mm. ★ Exhibit Composition: Consists of an ABS plastic molded box, ABS plastic molded base, ABS milky white plastic molded operation surface with color silk-screen flip instruction board, cross Luban lock, round Luban lock, etc. ★ Scientific Principle: The concave and convex parts (i.e., mortise and tenon structure) inside this three-dimensional puzzle interlock ingeniously. Without ropes or nails for fixation, it still looks like a seamless cube. Different Luban locks have different shapes and internal structures, generally easy to disassemble but difficult to assemble. During assembly, careful observation, serious thinking, and analysis of its internal structure are required. It helps develop the brain and make fingers flexible, and is a great educational toy. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely.
★ Dimensions: Transport dimensions: 540×440×640mm, Display dimensions: 540×440×1450mm. ★ Exhibit Composition: Consists of an ABS plastic molded box, ABS plastic molded base, ABS milky white plastic molded operation surface with color silk-screen flip instruction board, cross Luban lock, round Luban lock, etc. ★ Scientific Principle: The concave and convex parts (i.e., mortise and tenon structure) inside this three-dimensional puzzle interlock ingeniously. Without ropes or nails for fixation, it still looks like a seamless cube. Different Luban locks have different shapes and internal structures, generally easy to disassemble but difficult to assemble. During assembly, careful observation, serious thinking, and analysis of its internal structure are required. It helps develop the brain and make fingers flexible, and is a great educational toy. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely.
- Optimized Popular Edition Optimized Edition★ Dimensions: Transport dimensions: 540×440×640mm, Display dimensions: 540×440×1450mm. ★ Exhibit Composition: Consists of an ABS plastic molded box, ABS plastic molded base, ABS milky white plastic molded operation surface with color silk-screen flip instruction board, cross Luban lock, round Luban lock, etc. ★ Scientific Principle: The concave and convex parts (i.e., mortise and tenon structure) inside this three-dimensional puzzle interlock ingeniously. Without ropes or nails for fixation, it still looks like a seamless cube. Different Luban locks have different shapes and internal structures, generally easy to disassemble but difficult to assemble. During assembly, careful observation, serious thinking, and analysis of its internal structure are required. It helps develop the brain and make fingers flexible, and is a great educational toy. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely.
★ Dimensions: Transport dimensions: 540×440×640mm, Display dimensions: 540×440×1450mm. ★ Exhibit Composition: Consists of an ABS plastic molded box, ABS plastic molded base, ABS milky white plastic molded operation surface with color silk-screen flip instruction board, cross Luban lock, round Luban lock, etc. ★ Scientific Principle: The concave and convex parts (i.e., mortise and tenon structure) inside this three-dimensional puzzle interlock ingeniously. Without ropes or nails for fixation, it still looks like a seamless cube. Different Luban locks have different shapes and internal structures, generally easy to disassemble but difficult to assemble. During assembly, careful observation, serious thinking, and analysis of its internal structure are required. It helps develop the brain and make fingers flexible, and is a great educational toy. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely. ★ Operation: Use your intelligence and hands-on skills to see if you can assemble it completely.