About Magic Cube's Story The original Rubik's cube was invented in 1974 by a professor in Hungary named Ruby (Rubik), but the professor didn't invent it for production and entertainment. Because he is a professor of architecture, in order to help students understand the cube space composition and structure and training students' thinking ability and memory space, Ruby (Rubik) Professor of design of a cube cutting experiment, this is the earliest form of the concept of magic cube. He is on the basis of this concept, to create a teaching aid for education, he used the time to design 6 weeks out of a can on the rotation and cross the 3 * 3 * 3 cube structure, make the teaching aids, Ruby (Rubik) professor at its 6 the outer surface is coated with 6 different colors, the cube was born. Specification: Square Shape: Cube Cube Type: 3-layer; 4-layer Material: ABS Plastic Size: 3 x 3 x 3; 4x4x4 Dimensions: 2.28" x 2.28" x 2.28 " ; 2.44" x 2.44" x 2.44 " Weight: 3.2 Ounces;5 Ounces Features: Adopting reliable plastic, it is non-toxic and lightweight It is a traditional educational toy for kids and adults For kids, it can develop their brain and logic thinking ability For adults, it can release their pressure after work It can change various appearances with vivid mobility nodes Small dynamic and static friction coefficient ensures safe and smooth rotation Fluent rotation and full of fun It is popular in classroom, resturant, coffee shops, subway, bus, waiting rooms and outdoor Package Includes: 1 x Speed Cube 1 x Game Manual
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