# Questions tagged [rubiks-cube]

For questions about the Rubik's Cube and its variations.

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### Rubiks cube 2 look PLL - name of this algorithm?

I'm currently learning 2-look PLL and came across this pdf with some algorithms: https://www.cubeskills.com/uploads/pdf/tutorials/4-look-last-layer.pdf I went through and gave names to the algorithms ...
308 views

### Minimum effort to detect a solved Rubik's Cube

When writing a program to permute a Rubik's Cube and then subsequently detect whether it is solved or not, what is the absolute minimum amount of programmatic effort required to determine if the cube ...
95 views

### How to solve this Rubix cube? [duplicate]

Help!!!! Is this rubix configuration solvable? These are the only two pieces in the wrong place. If the answer is no, what pieces do I need to reconfig to make the cube solvable? Note that my kid ...
70k views

### Flip edge in Equator layer

If you use the Beginners' Method to solve the Rubik's cube, and solve the equator layer (the layer between the U-layer and D-layer), it can happen that one of the edges is flipped, like this: ...
297 views

### Cube Scrambling

Take a normal 3x3 rubiks cube (the Classic unmodded cube). I know the WCA method for scrambling is to pick a random (valid) cube state and calculate a sequence of moves to go from solved to that state,...
116 views

### Rubik's Cube: Does going from one arbitrary configuration to another have same God's Number as solving it?

Assuming two different (valid) configurations for a Rubik's Cube - A and B - does going from A to B directly have the same complexity as solving the cube? Considering solving a cube can be done in 20 ...
2k views

### How can I switch 2 yellow corners that are on the same face from a 3x3 cube?

How can I switch there two corners?
100 views

### What order should I learn CFOP in?

I have been solving the 3x3 using the beginners method for about 2 and a half months and I was wondering what order I should learn CFOP in. I was thinking of learning advanced f2l first and then oll ...
5k views

### Is twisting a corner of a Rubik's cube a valid move?

I believe the question is self-explanatory but I'm asking the question in different contexts. I understand that it makes the 3x3x3 unsolvable if you twist a single corner but there are cases where it ...
85 views

### Misaligned Cube: How to fix? [duplicate]

There must have been an accidental turning of corners. Now, I do not know how to turn corners, so that the cube is solvable again. The red and blue edges are the only misaligned pieces.
106 views

### Rubik's Scramble Search

Find a scramble which will produce a Rubik's cube fulfilling the following criteria which uses as few turns of faces as possible (Half-Turn-Metric): Each of the six faces show exactly three colours ...
75 views

### Can this Rubik's cube be solved? [duplicate]

All sides of the Rubik's cube are solved, except the corners. And these corners need to be swapped.
196 views

### How to swap adjacent corners?

I want to swap adjacent corners of U layer, the only thing I care is: position of other 6 corners. I don't care: orientation of all corners position of all edges orientation of all edges The goal ...
112 views

### Help to solve rubik cube 3*3*3

How to solve my rubik? Which pattern left?
4k views

### Rubik's cube with twisted corner

So I was messing around with my newest Rubik's cube, and I apparently twisted a corner when solving it, and now I don't know what corner it was. If there is someone out there that knows how to ...
158 views

### Rubiks Cube 4x4x4 Top Layer Issue - One Edge Pair Flipped

I have trouble with that edge. Please give algorithm or images for solutions for turning it up so that I can form a cross.
223 views

### $4\times4\times4$ Rubiks cube Top Layer Issue

The only way i am able to solve is to jumble the whole cube again. If you know the way to solve pls give images or algorithm.
13k views

### How to Flip Adjacent Edges like this

Only these two edges are misplaced. Any algorithm to solve this?
171 views

### What's the most efficient method to scramble Rubik's Cube to consider it as sufficiently scrambled?

I am enthusiast of rubik's cube but recently I got a question and I thought more opinions would help to settle this discussion in my head. So I scramble the cube, just random twists multiple times and ...
152 views

### I don’t know how to solve the last pieces

So, I almost finished a rubik’s cube, but the last 3 pieces are not in their places (green on red face, blue on green face, and red on blue face). Apart from these, the other faces are done. How can ...
168 views

### What kind of parity is this? (5x5)

I was just solving my 5x5 cube as always, but at the end I got this configuration and haven't found anything regarding this kind of parity. I am pretty sure all squares are correctly placed and no ...
37k views

### Simple 4x4x4 OLL parity algs?

I am learning to solve a 4x4x4 Rubik's cube and I think that the beginner OLL parity alg: (r U2 x r U2 r' U2 l U2 r' U2 r U2 r' U2 r') is a little too complex. ...
4k views

### Rubik's cube: rotate 2 opposite corners

Is there an faster algorithm to rotate 2 opposite corners? I can't find anything else but doing the sexy move multiple times.
10k views

### Rubik's cube 4x4 parity moves

Note: since asking this question I've purchased several other twisty puzzles and now regret taking the "look up algorithms online" approach to solving - in the end I get much more enjoyment from the ...
180 views

### I am stuck with the situation as given in the image

I am stuck as below image. Can this be solved ?
521 views

### One corner piece orientation problem - Rubik's Cube [duplicate]

! I have been trying to solve Rubik's cube using beginner's method provided here: https://ruwix.com/the-rubiks-cube/how-to-solve-the-rubiks-cube-beginners-method/ I ended up with just one last ...
179 views

### Rubik's cube corners backwards?

After long time i took the rubik's cube and wanted to solve it, but i feel like there is something wrong with the corners. Hope that you smart peapole over there can tell me what's going on.
106 views

### Rubik's cube invalid state? Yellow cross starts with odd number of edges

In solving a Rubik's cube, I've been following the standard beginner instructions. I'm now trying to get the "yellow cross" step done (on the blue side, because I started with solving green), but I ...
141 views

### Identifying this cube

I have a MoYu cube that goes quite well, but I am unsure what model it is. I have looked everywhere, but to no avail. Pictures for the cube and its insides have been provided. Thanks in advance! (...
957 views

### 2×2×2 rubik's cube corner is twisted!

Is there a way to solve it? If so how?! I have tried remixing it over and over but I haven't solved it yet :/
204 views

### Blindfold Rubik's Cube

While solving blindfold, I'm facing this rather icky situation where a cycle of edge or corner pieces end with an inverted piece. For example, if I start a cycle with B (White and Red) and it ends ...
168 views

### Unsolving a Rubik's Cube

A few days ago I picked up a solved Rubik's Cube that I had abandoned due to forgetting how to solve it, and started turning the faces to make nice patterns. A few minutes later, I'd made one - each ...
36k views

### How can one solve a Rubik's cube without relying on guides/algorithms?

I am wondering who is able to solve Rubik's cube just by thinking without knowing the rules behind it. As far as I know the inventor Ernő Rubik was professor of architecture and he intended to help ...
67 views

### How to Move two Horizontaly opposite edges on Rubik's Cube [duplicate]

I solved my 3x3 Rubik's cube, but then saw that two pieces were flipped and needed to be moved to the other pieces' spot. I have looked for solutions ,but they all are only about different spots. I ...
3k views

### Can two corners be swapped using commutators?

This question is about solving a Rubik's cube using commutators and conjugates - it is a question about the group theory of the Rubik's cube, rather than a "how do I" kind of question. This video ...
782 views

### What is th GAN 356 X VIP card for? [closed]

I have looked all over the internet but can not find answer to my question. Can someone please help me?!
62 views

### A Rubik cube question [duplicate]

I have seen professionals solving Rubik cube they are very fast. I can also solve the cube but I take 1 minute . How to solve it in minimum time is there any algorithm or just practice. Tell me some ...
32k views

### How to swap two opposite corner pieces of a solved face?

I have a solved white face but I want to swap two opposite corner pieces of the white face to form a T-shape on the back face. How can I achieve this without messing up the other pieces on those two ...
1k views

### Swap diagonally opposite corners of one face without changing orientation and without affecting rest of cube?

I'm not even sure if it's possible to do this or not. I have a hypothetical PLL-situation where I need to swap one opposite-corner pair of a single layer. Like, a V-perm but without moving the edges:...
450 views

### How to get faster at 3x3

I am new to speed cubing and would like to figure out how to get faster at cubing based on my personal stats. Which aspect should I focus on? Which principles would be the most useful for me (...
604 views

### Flags in all faces in rubik cubes

Anyone knows if it is possible to obtain a diferent country flag in all six faces of the Rubik Cube? Thanks
162 views

### What is “God's Number” for Specific CFOP Algorithms on the 3X3 Rubik's Cube?

CFOP: What is God's Number for PLL and OLL Algorithms? I have been "speedcubing" on and off for 5-6 years now using CFOP and throughout my experience have come across many different algorithms for ...
900 views

### Can you make a Rubik's Cube pattern with a 4 color flower on every side?

I enjoy putting my cubes into aesthetically interesting patterns (using legal moves, of course). I'm trying to make a pattern where each side has exactly 4 different colors in the following ...
4k views

### How can I twist opposite corners on the top face of a 3x3 cube?

I have solved the bottom white layer and the second layer. I have almost solved the top layer also, but I have not able to solve the corner pieces. Normally I can solve this with the below sequence: ...
73 views

### My Moyu Aolong V2 speed cube feels wrong after lubricating

I just used some off-brand, hardware store silicone aerosol and let it sit for 15-20 minutes. Now, it turns very quickly, but the force needed to turn exceeds the force needed to turn it 45 degrees, ...
646 views

### Good/Best/fast single algorithm for this situation. Half Superflip

How can I flip the edges in this picture in one algorithm if possible?
9k views

### How to swap the centre squares of a 4x4 Rubik's cube

I'm solving by 4x4 Rubik's cube (aka Rubik's revenge) by reducing it to a 3x3. However, I keep finding that once I've got all the edge pieces paired together I've accidentally moved the centre pieces ...
2k views

### How would I flip an edge piece in a 3x3 without messing anything up except for flipping that one piece?

I am new to picture cubes and I want to know how to flip an edge piece on a picture cube 3x3 without messing anything else up. Like here from this: To this: