Saturday, October 10, 2015

Some puzzles that I own

Here are some of the puzzle I own:

1. Rubik's Cube
The Rubik's Cube is one of my favorite puzzles. It is the first twisty puzzle that I have solved. It is unbelievable that some people can solve it around ten seconds. As of now, the current world record is 5.25 seconds.



2. Fisher Cube
The Fisher Cube is a shape modification to the Rubik's Cube. It was made by Tony Fisher around the 1980s. The solution is similar to the solution of the Rubik's Cube but there are extra algorithms to correct the orientation to some pieces. There is a separate algorithm for correcting centers and there is a separate algorithm to correct the orientation of edge pieces.

3. Pyraminx
The Pyraminx is a puzzle in the shape of a regular tetrahedron, divided into 4 axial pieces, 6 edge pieces, and 4 trivial tips. It can be twisted along its cuts to permute its pieces. The axial pieces are octahedral in shape, although this is not immediately obvious, and can only rotate around the axis they are attached to. The 6 edge pieces can be freely permuted. The trivial tips are so called because they can be twisted independently of all other pieces, making them trivial to place in solved position.
From Wikipedia

4. Mastermorphix
This is yet again a shape modification of the Rubik's Cube. Instead of having 6 colors, it has only 4 colors. Looking at the puzzle for the first time would be confusing since the little triangle in the middle of each color seems like the center. Unfortunately, it is a corner piece when you view it as a Rubik's Cube. Solving this puzzle is like solving a Rubik's Cube but you need to try and maintain the orientation of all the center pieces. For me, it is very satisfying each time I solve it since it would take me a few minutes to be able to solve.

5. Megaminx
The Megaminx is made in the shape of a dodecahedron, and has 12 face center pieces, 20 corner pieces, and 30 edge pieces. The face centers each have a single color, which identifies the color of that face in the solved state. The edge pieces have two colors, and the corner pieces have three colors. Each face contains a center piece, 5 corner pieces and 5 edge pieces. The corner and edge pieces are shared with adjacent faces. The face centers can only rotate in place, but the other pieces can be permuted by twisting the face layer around the face center.
From Wikipedia

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