# Questions tagged [rubiks-cube]

For questions about the Rubik's Cube (a 3-D combination puzzle) and its variations.

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1 vote
57 views

### How do you fix these corners? [duplicate]

I’ve pretty much solved this but these two corners are on the opposite ends
• 11
156 views

### How many uncoordinated cubers does it take to solve a Rubik's cube with multiple solutions?

Inspired by Rubik's cubes with multiple sets of colors or stickers. Suppose there's a Rubik's cube with multiple solutions (represented by multiple sets of colors) made with special paint that reflect ...
1 vote
122 views

### What is the CMLL Algorithm that fits this particular case?

I implemented the CFOP method in my Rubik's cube solver. Now I am trying to add the Roux method. I couldn't find the right CMLL algorithm for this particular case. After consulting the CMLL algorithms ...
• 113
1 vote
200 views

### How to fix wrongly stickered Rubik's cube

I have an edge piece that has the same color (white) on both side. I think it's unsolvable now. Should I swap the stickers? How would I know which one to exchange it with?
• 11
508 views

### Rubik's Cube with no two squares of the same color on any horizontal, vertical or diagonal line

Consider the 12 lines depicted below which all run through the centers of the 9 color squares of a single face of Rubik's Cube. Can you find a scramble such that on each line all squares have ...
• 1,849
263 views

### Identify unpopular cube solving method

I just got back into cubing for fun, not speed. There was an interesting solving method I used to like and can't remember the name of. I believe it started with solving all the corners, then ...
146 views

### Rubik's 4x4x4 Cube - Is there a "pair of moves" view of parity algorithms?

When figuring out Rubik's cubes, there are a number of intuitive approaches that help and are (at least for me) satisfying as an approach. One of the most powerful ideas especially towards the end of ...
• 23.7k
1 vote
696 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 ...
• 13
907 views

### Cubing in the year 2024

Why do Rubik's Cube fans love the year 2024? Happy New Year everyone!
• 36.5k
360 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....
• 41
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### Shortest Algorithm* That Generates a Harlequin Pattern

What is the shortest sequence of moves that, from the solved state of the cube, creates a pattern that meets the following criteria: 6 colors on each face at most 2 facelets of the same color no ...
• 141
340 views

### How did she do this?

My wife was messing around with my Rubik's cube and made two-toned donuts. How did she do this? I can't find anything online and I think it looks really cool.
1 vote
135 views

### How can I get this impossible 3x3 cube back to a solvable state? [duplicate]

I have a 3x3 cube that I'm pretty certain is in an invalid state. A lot of the advice online is to disassemble the cube and put it back together, but it's a rubiks.com cube and I can't find any good ...
1 vote
461 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 ...
89 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 ...
• 121
1 vote
116 views

### Why whenever I repeat an algorithm on Rubik's cube 3 times the orientation of all corners remains the same?

I don't get why whenever I repeat an algorithm 3 times the orientation of all the corners magically returns back to normal. Here is where my confusion comes. Let's say that some algorithm rotates the ...
100 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 ...
• 1,355
3k views

### 2x2 Rubik, last two corners, cannot solve, not sure it's possible

I am trying to learn solving a 2x2 Rubik. I am down to the last two corners. They are positioned like so: and Bottom layer is solved. I have tried all the algorithms I could find to swap two corners,...
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1 vote
362 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.
610 views

### Unsolvable Rubik's cube 4x4

I am absolutely baffled by a 4x4 Rubik's cube I'm working on! Having arrived at an almost solved puzzle bar one flipped corner, I concluded it was assembled incorrectly after reading about similar ...
• 1
392 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 ...
• 153
267 views

### Strange configuration for last layer

I am trying to solve my Rubik's cube but last layer has got strange configuration which I am not able to solve. I'm following algorithm shown on this page. Here is the layout: As you can see green ...
220 views

### Rubiks cube warping

Why do all my cubes twist or warp like this?
916 views

### ASolver Rubik’s Cube Misunderstood Side Orientation [duplicate]

I bought a speed cube from a kid at my high school, and I tried using ASolver (to impress them of-course) and I got an error saying “wrong orientation of corner element”. I don’t know how to fix this, ...
1 vote
372 views

### How to find out if a scramble is an official WCA scramble or not?

My friend recently sent me a reconstruction of his new 6 seconds PB single of the 3 x 3 rubix cube. I was shocked as he is sub-40 on the 3x3. I myself am sub-15 and have a PB of 10.41 seconds. The ...
1 vote
703 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,...
• 141
1 vote
178 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,...
• 141
2k views

### Can you eat a 4-dimensional Rubik's Cube?

If you follow the traditional Rubik's cube eating conventions, Start by eating any piece except the central one Next, eat a piece orthogonally adjacent to the previously eaten piece (repeat) The last ...
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### Combinations of a Rubik's Cube

I recently got a Rubik's Cube and learnt how to solve it, and as anyone has I tried shuffling it to the 'hardest' possible state to solve from, for which my criteria was: none of the same coloured ...
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### 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 ...
• 153
1 vote
175 views

### Unknown PLL case

I'm learning CFOP's Permutation of the Last Layer Algorithms. This hasn't appeared in any PLL list I've seen so far. Really not sure how to search for this/what's the alg to finish the cube. To get to ...
• 113
429 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 ...
561 views

### Diagonal pattern for 4x4x4 Rubik Cube with all colors on each side?

I love creating patterns on my 4x4x4 cube, so I came up with the idea to create the following pattern: All sides have a diagonal pattern, meaning something like: ...
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1 vote
258 views

### Solving 3x3 Rubik's cube with commutator [closed]

Is it possible to solve the 3x3 Rubik's with only the Y commutator. i.e. [F,R'] = FR'F'R
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### 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 ...
• 23
3k 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-...
• 79
826 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 ...
• 79
327 views

### Is it possible to have 4 or 5 solid colored faces in an unsolved 2x2x2 Rubik’s cube?

My mother is trying to solve a 2x2x2 Rubik’s cube. Sometimes she can get one face solid colored. Sometimes two faces and even three faces. Is it possible that she could get 4 or 5 faces solid ...
• 13.8k
132 views

### Diversified Rubik's Cube [duplicate]

I have, cleverly I hope, shuffled my Rubik's Cube for a while. I could not find a position where, for each faces, all colors appear 3 times or less. I always had a or several faces with at least 4 of ...
• 6,150
583 views

### Are there any Rubik's cubers who can solve a cube to an arbitrary position?

By "solve to an arbitrary position" I mean something like I give you two scrambled cubes and you make one cube match the other. This question and its answers confirms that it's possible, but ...
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1 vote
467 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. ...
163 views

### Commutators in Rubik's cube

Can 4 corner be swapped at the same time with commutator in 3x3x3 Rubik's cube? Generally, swapping any three and than swapping last one will help, but is it possible to do it in shorter ways using ...
117 views

### What does this B'z Rubik's Cube look like when solved?

What does this B'z Rubik's Cube look like when solved? Also, how should I "transform" it for my 7-year-old son in order to solve it using a Rubik's cube solver? Pictures below show all six ...
• 219
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### Top edges have incorrect color when following guide

I’m using an official Rubik's cube guide, but sometimes in the final stage, I get the following configuration that I cannot get rid of using only the algos in the guide: Top edges have different ...
• 33
1 vote
590 views

### Flip 2 complete edges on 7x7

How can this 7x7 cube be fixed? The edges need to be flipped.
431 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 ...
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219 views

### On matching a scrambled 4x4x4 Rubik's cube

Has anyone tried to match a scrambled 4x4x4 cube? It's been a fun challenge that requires learning supercube-safe algs (especially for PLL), and I can succeed 99% of the time. Roughly 50% of the ...
2k views

### 7x7 Rubik - Solve sides with commuters and conjugates

I've been practicing to better understand and apply commuters and conjugates in big cubes. I've solved the majority of my 7x7 cube but got to a point where I have two side pieces flipped (so blue-...
• 1,950
353 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 ...
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1 vote