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Questions tagged [twisty-puzzles]

Twisty puzzles consist of a set of pieces which can be manipulated into different combinations by a group of operations. Use this tag for puzzles similar to the archetype of combination puzzles, the Rubik's cube.

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Early OLL parity detection and correction [closed]

Is it possible to detect the OLL parity of a scrambled 3x3 cube directly? I have reduced the 4x4 cube to a 3x3 cube. How can I check the parity of the resulting 3x3 cube - to check if an edge has been ...
DanEnProvence's user avatar
1 vote
3 answers
202 views

Rubik's Cube with center pieces swapped, how can I find the correct combination?

I wanted to start cubing, so I have a cube that allows for the center pieces to be swapped, so when it was dropped on the ground, they all fell. Now there's 6! combinations of center pieces. Is there ...
xt3ll's user avatar
  • 13
4 votes
1 answer
304 views

swapping adjacent corners on a 3x3 cube

My son received a 3x3 cube for Christmas which has oddly shaped pieces. I have solved as for a Rubik's cube but have ended up with 2 corners I can't solve on the top layer. They are 2 adjacent corners....
Kate's user avatar
  • 41
5 votes
1 answer
296 views

How to define "edge orientation" on a pyraminx?

I have a question about the pyraminx twisty puzzle. I've included a bit of background to make sure we're all using the same words. (background) To the initiated, a pyraminx is a triangular-looking ...
Richard Rast's user avatar
1 vote
2 answers
361 views

How can I visualize the Mastermorphix 3x3 modification?

I bought a Mastermorphix a while ago and I’m just starting to want to figure out how to solve it, which is great because it came with instructions. The instructions are telling me that the ...
Cohen Johnson's user avatar
2 votes
0 answers
83 views

Puppet 2 invalid configurations w.r.t. Rubik's Cubes

My MoYu Puppet 2 has had a few small cubes disassembled and I've put them back more or less randomly. Specifically, I merely made sure that the resulting configuration remains solvable as if it was a ...
nbonneel's user avatar
  • 121
3 votes
0 answers
94 views

Rubik's Cube PLL Series Challenge

Assumed Knowledge: To complete this puzzle, you must have a basic understanding of the 3x3x3 Rubik's cube, and the CFOP method of solving one. You need not have the algorithms memorized or be able to ...
Stevish's user avatar
  • 1,335
3 votes
1 answer
543 views

Megaminx last layer edge permutation

I'm learning/teaching myself the megaminx (3x3), based on my experience of cube solving (ranging 1x1 to 8x8, I have no problems with them, but I'm not fast). Mostly it's pretty intuitive, I could get ...
baralong's user avatar
  • 105
1 vote
3 answers
316 views

My 2x2 has a twisted corner

So my 2x2 corner is twisted. Anyone know how to fix it without breaking the cube? The cube is the MoYu RS2M.
matthewsery's user avatar
5 votes
1 answer
375 views

n*n*n Rubik's cube algorithm

Is there a universally working (I mean, regardless of n) algorithm for Rubik's cube n×n×n ? It is acceptable to divide ...
imida k's user avatar
  • 153
1 vote
1 answer
547 views

Help with solving 7x7 sub-centers inside 11x11x11 Rubik's cube -- errors in guide book

[companion question here] I was given an 11x11x11 Rubik's cube as a gift. It came with a guide book that I have been following to solve the cube. After solving four of the 9x9 sub-centers of the cube,...
Abraham's user avatar
  • 141
1 vote
1 answer
153 views

Help with solving 5x5 sub-centers inside 11x11x11 Rubik's cube -- errors in guide book

[companion question here] I was given an 11x11x11 Rubik's cube as a gift. It came with a guide book that I have been following to solve the cube. I have solved four of the 9x9 sub-centers of the cube,...
Abraham's user avatar
  • 141
5 votes
1 answer
2k views

Orientate the centers of a Master Pyraminx (Pyraminx 4x4)

I have a very strange state on my 4x4 Pyraminx. The green side is solved and the other sides are almost solved, the problem is, on these 3 remaining sides the centers are not solved. The state looks ...
Missing User's user avatar
4 votes
2 answers
379 views

5×5 illegal parity - how could I move the centerpieces to fix it?

My cube was dropped (kids uugh) and only three center pieces fell out (red blue and yellow). I put them back where I thought they should be, and then solved the cube. The end result is this weird ...
Anna Rosenberg's user avatar
2 votes
0 answers
2k views

Solving the puppet cube without preserving the shape

I'm looking for a simple way of solving the MoYu Puppet cube (version 2 to be precise). It's a shapemod of a 3x3 Rubik's cube on which 7 of 8 corners have additional parts which form a bigger 2x2 cube ...
Dmitry Grigoryev's user avatar
2 votes
1 answer
198 views

How do I solve this 5x5 Rubik's cube? Two faces have the "inner ring" swapped, but the rest of the cube is completely solved

I was just fiddling with a previously solved 5x5 Rubik's cube, and when I attempted to revert it back to the solved state, it ended up with all but 2 faces solved. I can't remember the moves I did to ...
Qaos's user avatar
  • 23
4 votes
2 answers
2k views

Shortest algorithm to rotate 2 corners on a Rubik's Cube

I'm looking for the shortest algorithm to rotate 2 corners without rearranging any other pieces location or orientation. For example, turning the Top-Front-Right corner clockwise and the Top-Front-...
JHB's user avatar
  • 89
3 votes
1 answer
682 views

Shortest Algorithm to flip 2 edges on a Rubik's cube

I'm looking for the shortest algorithm to flip 2 edges without rearranging any other pieces location or orientation. For example, flipping the Top-Front edge and the Top-Right edge. My current best is ...
JHB's user avatar
  • 89
1 vote
3 answers
445 views

Is this Rubik's cube broken?

I am trying to solve the Rubik's cube in the picture using the layers' method. I used successfully the same algorithm on another cube, but somehow when I reach the last stage it just does not work. ...
user80403's user avatar
7 votes
3 answers
399 views

How many stickers can a Rubik's Cube lose?

I have an old Rubik's Cube, the kind with stickers. The stickers tend to fall off. That got me wondering: How many stickers can you remove from a Rubik's Cube at most, while preserving the property ...
Florian F's user avatar
  • 29.9k
3 votes
2 answers
317 views

Why do centers seem flipped from guide despite centers not moving in relation to each other?

I've been struggling with the first step of the beginner Rubik's cube solving algorithm with one simple problem. I am able to get the top face as all white, with blue and orange center pieces adjacent ...
Daneolog's user avatar
  • 131
7 votes
3 answers
7k views

Adjusting wrongly assembled Rubik's Cube

I bought a new Rubik's Cube and was able to solve it with some tutorials. However, I made a wrong movement, so that one piece came out. I think, I put it wrong together, because I'm not able to solve ...
gaout5's user avatar
  • 73
5 votes
4 answers
598 views

Algorithm to make two scrambled Rubik's cubes be exactly the same on all faces

There are millions of Rubik's cube combinations possible. If I have two 3×3 Rubik's cubes and both are scrambled, I want to make one scrambled cube exactly the same as the other without solving them. ...
Mayur Garde's user avatar
1 vote
2 answers
694 views

What is the name of this Rubik's Cube pattern where the two squares bordering a corner are switched cyclically around the faces touching that corner?

I know one that there was a similar one called "glitch". If possible, could you also provide notations/a video tutorial for making it as well.
Scriptonix's user avatar
3 votes
1 answer
227 views

What's the name of this Rubik's Cube pattern, where each face has a main diagonal and an L on either side in three different colors respectively?

This pattern looks really interesting, but all I can find on it is this one picture. If someone could also provide a video tutorial (if possible), because I don't really do well with notations.
Scriptonix's user avatar
6 votes
3 answers
468 views

Spin the letter-squares!

Spin the letter-squares! A 5x3 grid of letters, e.g., a b c d e f g h i j k l m n o can be rearranged by spinning either the 3x3 section centered at the second letter of the second row (in this case ...
C. P. Boyko's user avatar
6 votes
2 answers
262 views

Most polyominoes on a Rubik's cube

What is the most number of distinct free polyominoes you can form on the faces of a standard 3x3x3 Rubik's cube? Here a polyomino is considered as a set of orthogonally-adjacent cells of the same ...
Dmitry Kamenetsky's user avatar
2 votes
1 answer
111 views

Polyominoes on a Rubik's cube

Is it possible to obtain a tetromino and a pentomino of different colour on each face of a standard 3x3x3 Rubik's cube?
Dmitry Kamenetsky's user avatar
4 votes
2 answers
3k views

How to make a Rubik's Cube look like a die?

Is it possible to "solve" a Rubik's Cube (the original with 3x3 elements per side and six sides) to make it look like a die (each side showing a different die pattern from 1 to 6, opposite ...
Matt's user avatar
  • 151
2 votes
1 answer
3k views

How to achieve a yellow cross on Rubik's cube from three yellow edges on the top layer?

I have finished the first and middle layers on a Rubik's cube and now I would like to complete the yellow cross on the third layer. Every instructions manual I have seen assures that there are one of ...
mkultra's user avatar
  • 123
2 votes
1 answer
1k views

Rubik's Cube: Corner stickers appear switched

My 8 year old son has a 3x3 Rubik's cube. He's had it for months and solved it many times. He has accidentally (or purposefully) flipped corners, but we've always been able to flip them back and ...
saquintes's user avatar
  • 123
2 votes
1 answer
192 views

Puzzle on a Rubik's Cube

The puzzle is as follows: Consider a solved Rubik's cube. Apply the move sequence M2 U M2 U2 M2 U M2 (Commonly known as the H-permutation in the cubing community). Is it possible to solve the cube ...
TheBestMagician's user avatar
3 votes
1 answer
531 views

Mix a 2x2 Rubik’s cube

What is the minimum number of 1/4 turns of a solved 2x2 Rubik’s cube, such that no face will have two tiles of the same color? (I do not have this puzzle’s solution.)
Gilbert's user avatar
  • 143
4 votes
1 answer
225 views

Is it possible to calculate group 3's factor of 3 in Thistlethwaite algorithm?

https://www.jaapsch.net/puzzles/thistle.htm I'm trying to generate 29400 ($8C4^2 * 6$) indices for each one of the cube states in G2. $8C4^2$ = 4900 is for solving the corner and edge pieces (forming ...
itaysadeh's user avatar
5 votes
1 answer
287 views

What is this 3x3x1 Rubik's cube with colored circles with colored borders?

My son got this from a friend: It seems to be some kind of 3x3x1 Rubik's cube. I am confused about the colours, however. It can be solved for the coloured rings, but not for the dots - I think. Does ...
Kathi's user avatar
  • 51
7 votes
1 answer
480 views

Twisty puzzle composed of hexagonal prisms, with As and diamonds

(click to enlarge) My friend let me have a go of his cube and neither of us know what its called or where to buy one.
Flynn's user avatar
  • 83
17 votes
3 answers
4k views

Barely Illegal Rubik's Cube State

(If you are not interested in the backstory, you can skip right to the picture.) At Most Complicated Illegal Partial State of Rubik’s Cube, user @happystar asks a very interesting question about ...
Bass's user avatar
  • 77.4k
7 votes
2 answers
577 views

Most Complicated Illegal Partial State of Rubik’s Cube

This puzzle is a follow-up for Does The Rubik’s Cube In This Painting Have A Solved State? What is the most complicated illegal “partial state” possible for a Rubik’s Cube? To be more specific: a ...
happystar's user avatar
  • 7,594
62 votes
2 answers
7k views

Does the Rubik's Cube in this painting have a solved state?

This is an image of a Rubik's Cube I found in the Men's Toilets during the first day of a big Scrabble tournament. This position is impossible for the standard Rubik's Cube (White/Red/Blue opposite ...
happystar's user avatar
  • 7,594
5 votes
2 answers
9k views

Rubik's Cube - How to swap 2 middle layer pieces, it can affect the top, but not the bottom

While solving with CFOP, I have the following situation. The bottom side is solved. On the front face, I have the left-center and right-center pieces swapped. How can I swap these pieces? I know ...
user6603680's user avatar
10 votes
2 answers
415 views

Communication via a Rubik's cube

I watched The Promised Neverland recently and after exploring a little, I found out that Norman used a 5x5x5 Rubik's cube (aka a professor's cube) to communicate when he was held at the $\Lambda\text{-...
Rajdeep Sindhu's user avatar
2 votes
1 answer
260 views

Is it possible to solve the Cube in a Cube in a Cube in a Cube state using its own algorithm on a 4x4?

So, I got curious if I could solve from the cube in a cube in a cube in a cube position to the solved state just using its own algorithm. This is the one I was using: B' 2R2 2L2 U2 2R2 2L2 B F2 R U' ...
Caters's user avatar
  • 121
4 votes
0 answers
503 views

God's number for 4x4 cube [closed]

The God's number for the 3x3 cube is already established and proven to be 20 moves. Is there any higher bound computed for the 4x4 fewest move bound, via brute force computation algorithms.
abunickabhi's user avatar
6 votes
2 answers
1k views

Name of Rubik's Cube position with swapped corners & centers

What is this Rubik's Cube setup called? I tried to swap the corners and centers of each side. Is there a name for this?
SHW's user avatar
  • 265
7 votes
2 answers
674 views

1x1x1 Rubiks Cube Puzzle

The solved position of 1x1x1 Rubiks cubes as shown was shuffle rolled without moving outside the 4x4 puzzle grid. All cubes are similar with face opposite colors: red to magenta,green to yellow and ...
TSLF's user avatar
  • 6,656
3 votes
1 answer
2k views

How to fix swapped edges in a 5x5 rubik's cube

I have a 5x5 Rubik's Cube in a similar situation to this previous post - entirely solved, except for a pair of swapped edges: Swap the edges in a solved Rubik's cube. However, since it's a 5x5, it'...
RMagill's user avatar
  • 31
3 votes
0 answers
178 views

Designing a new type of twisty puzzle

Recently, I was fiddling with my Rubik's cube and tried scrambling it only using R and U moves. I then tried to solve it using only R and U moves. I didn't use any cube rotations. It was an ...
Sebastian Nuxoll's user avatar
1 vote
0 answers
106 views

Two swapped edges [duplicate]

I have 4 solved sides and 2 swapped edges. For a visual example: yellow white, green and blue are solved, and the f2l for red and orange is done, as are the corners, but for red there is an orange ...
h20's user avatar
  • 11
2 votes
0 answers
61 views

is this 4x4 cube solvable? [duplicate]

Everything is in position except these two corners, but I can't seem to find a solution.
eugen's user avatar
  • 121
1 vote
1 answer
658 views

How do I solve Ancient 3x3 Irregular Magic Cube

I recently bought this cube. Currently, it is jumbled. How do I solve it?
Ubuntovative is here's user avatar