Erno Rubik, an architect and professor at the University of Budapest developed the first working prototype of the Rubik's cube in 1974. He received a Hungarian patent in 1975. Apparently, it was also independently designed by Terutoshi Ishige, an engineer from Japan, who received a Japanese patent in 1976. Professor Rubik created the cube as a teaching aid for his students to help them recognize three-dimensional spatial relationships. When he showed the working prototype to his students, it was an immediate hit.
The individual pieces that make up the Rubik's cube are typically produced from plastic. Plastics are high molecular weight materials that can be produced through various chemical reactions called polymerization. Most of the plastics used in a Rubik's cube are thermoplastics. These compounds are rigid, durable, and can be permanently molded into various shapes. The plastics used in the Rubik's cube are acrylonitrile butadiene styrene (ABS) and nylon. Other plastics that might be used include polypropylene (PP), high impact polystyrene (HIPS), and high density polyethylene (HDPE).

Using the LEGO Camera support, attach the camera.  The small black lens of the camera should fit between the two LEGO beam supports.  Secure the camera in place to the LEGO supports with some electrical tape.  This is a good time to make sure that the camera is position to be able to capture the entire Rubik’s cube.  You can take a test picture with the raspistill command Rubiks Build It Solve It Review
The robot will turn the cube to each face and the camera will take 6 pictures, one of each side of the Cube.  The Raspberry Pi will determine the cube configuration from the six pictures. The Cube configuration will be passed to the kociemba Python library to find an efficient solution. Finally, the robot will execute the moves to solve the Rubik’s Cube!
1 When production is initiated, the plastic pellets are transformed into Rubik's cube parts through injection molding. In this process, the pellets are put into the hopper of an injection molding machine. They are melted when they are passed through a hydraulically controlled screw. As the screw turns, the melted plastic is shuttled through a nozzle and physically forced, or injected, into the mold. Just prior to the arrival of the molten plastic, the two halves of the mold are brought together to create a cavity that has the identical shape of the Rubik's cube part. This could be an edge, a corner, or the center piece. Inside the mold, the plastic is held under pressure for a specific amount of time and then allowed to cool. While cooling, the plastic hardens inside the mold. After enough time passes, the mold halves are opened and the cube pieces are ejected. The mold then closes again and the process begins again. Each time the machine moulds a set of parts is one cycle of the machine. The Rubik's cube cycle time is around 20 seconds.
There are various puzzles that involve colored square tiles and colored cubes. Some early precursors to the Rubik's cube include devices such as the Katzenjammer and the Mayblox puzzle. The Mayblox puzzle was created by British mathematician Percy MacMahon in the early 1920s. In the 1960s, Parker Bothers introduced another cube puzzle type toy called Instant Insanity. This toy achieved a moderate level of popularity in the United States. The early 1970s brought with it a device called the Pyraminx, which was invented by Uwe Meffert. This toy was a pyramid that had movable pieces that were to be lined up according to color.

The Rubik's cube (sometimes misspelled rubix cube) is a mechanical 3D puzzle, invented more than 30 years ago and still considered as the best-selling toy of all times! Yet, solving the Rubik's Cube is considered a nearly-impossible task, which requires an IQ of 160... Is that really so hard? Definitely not!! Just follow this simple step by step solving guide and you'll shortly find out that you can solve the Rubik's cube as well… Let's get to work!
Just because this kit gives you a behind-the-scenes look as to how a Rubik's Cube is made along with tips for how to solve it doesn't mean that you'll be solving it like a pro within seconds. Even the solution booklet itself says that the first step will take practice and trial by error. So this is definitely going to be more fun for kids or adults who enjoy the puzzlement of a Rubik's Cube and have the patience to build it and practice using the solving tips. But once you finally do solve it, you'll be pretty proud of yourself, and your friends and family will be impressed. Rubix Builders
When you get round to building the Rubik’s Cube, you will find it is not as hard as it appears.  The instructions are quite easy to follow and it will probably take you about fifteen minutes. When you get round to placing the colored tiles, pay attention to where they are supposed to go. Because once you snap them into place. you will not be able to remove them. Having said that. you can still use the Rubik’s Cube. What you will not be able to do is follow the instruction guide and solve the puzzle.
recently made a significant come back. This has been a result of impressive marketing efforts by Seven Towns. In the future, this marketing effort should continue to increase sales of the Rubik's cube. In addition to the cube, other derivative puzzles have been introduced including the Rubik's snake, Rubik's triamid, and the Rubik's magic folding puzzle. It is expected that new variants will also be introduced in the near future.

The Rubik's cube appears to be made up of 26 smaller cubes. In its solved state, it has six faces, each made up of nine small square faces of the same color. While it appears that all of the small faces can be moved, only the corners and edges can actually move. The center cubes are each fixed and only rotate in place. When the cube is taken apart it can be seen that the center cubes are each connected by axles to an inner core. The corners and edges are not fixed to anything. This allows them to move around the center cubes. The cube maintains its shape because the corners and edges hold each other in place and are retained by the center cubes. Each piece has an internal tab that is retained by the center cubes and trapped by the surrounding pieces. These tabs are shaped to fit along a curved track that is created by the backs of the other pieces. The central cubes are fixed with a spring and rivet and retain all the surrounding pieces. The spring exerts just the right pressure to hold all the pieces in place while giving enough flexibility for a smooth and forgiving function.
This Rubik’s Build It Solve It building kit is just for one player, and is one of the new toys for 2017. Winning Moves recommend that it will suit children of ages 8 and up. We have mentioned before, that this building kit is ideal for children and adults who like to figure things out. Anyone who likes to put puzzles together will love this. The Rubik’s Build It Solve It building kit will give you an inside look on how the cube works. You will also see how it is put together, and get some tips from the instruction manual on how you can solve it. Rubix Builders