Questions tagged [rubiks-cube]

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

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3
votes
2answers
78 views

Rubik's adjacent corners exchange

I want to make the pattern as shown in the images I get stuck at the last with two adjacent corners to be interchanged. How do I do this ?
0
votes
1answer
44 views

How to flip top row center pieces on a 4x4x4 Rubik's cube? [duplicate]

I'm trying to solve a 4x4x4 Rubik's cube by first reducing it to 3x3x3 and I'm stuck in the end. I've completed all sides, matched all corners, but two pieces remain and I can't figure out how to flip ...
15
votes
2answers
298 views

Peeled Rubik's Cube

Help! A [toddler / pet / washing machine] has peeled some of the stickers off my old off-brand Rubik's Cube. Can you still solve it and show me the result?
2
votes
1answer
85 views

5x5 Rubiks Cube edge algorithm

I'm following the tutorial on Ruwix, and either they're making a mistake or I am. When solving the edges they give the image: This is my first attempt at a 5x5 and this step confused me for a long ...
4
votes
3answers
219 views

One corner rotated in 4x4x4

I know that in a 3x3x3 this should never happen (unsolvable state), but is the same true in a 4x4x4? (the rest of the cube is solved) The following answer seems to say that everything about the ...
0
votes
1answer
91 views

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 ...
13
votes
2answers
419 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 ...
2
votes
1answer
117 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 ...
7
votes
1answer
327 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,...
3
votes
1answer
127 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 ...
1
vote
1answer
149 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 ...
1
vote
1answer
105 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.
0
votes
0answers
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.
1
vote
1answer
447 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 ...
6
votes
1answer
111 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 ...
1
vote
1answer
129 views

Help to solve rubik cube 3*3*3

How to solve my rubik? Which pattern left?
3
votes
1answer
189 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.
6
votes
1answer
231 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.
2
votes
2answers
297 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 ...
5
votes
1answer
226 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 ...
0
votes
1answer
155 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 ...
-2
votes
1answer
767 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 ...
1
vote
2answers
181 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.
1
vote
1answer
120 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 ...
1
vote
1answer
149 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! (...
3
votes
3answers
987 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 :/
1
vote
2answers
182 views

I am stuck with the situation as given in the image

I am stuck as below image. Can this be solved ?
2
votes
1answer
211 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 ...
7
votes
1answer
175 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 ...
0
votes
0answers
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 ...
-2
votes
1answer
1k 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?!
3
votes
1answer
3k 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?
0
votes
0answers
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 ...
8
votes
1answer
649 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
0
votes
1answer
182 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 ...
12
votes
1answer
918 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 ...
2
votes
2answers
75 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, ...
1
vote
2answers
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:
2
votes
2answers
129 views

Is there a good method to solve this kind of Rubik's cubes?

In the office's kitchen we have a 3x3x3 Rubik's cube that is, well, unusual: instead of simple colours on the faces, there are pictures. While solving the rest of the cube is no different from ...
0
votes
0answers
183 views

Best strategy for Multiple Blindfolded 3x3 Rubik's Cube event (WCA)

The MBLD event is quite hard on the technique and the memory , testing the 3x3 Blindfolded method. The cube placement strategy as discussed by few officials stand at : Cube Placement The other ...
3
votes
1answer
215 views

You'll be stuck in this maze, forever (Cubic Cipher)!

Okay, so I mentioned in another puzzle that I created a new kind of cipher, which I refer to as a Cubic Cipher, now that the way to solve it has been established, it's time to ramp things up. As ...
2
votes
3answers
316 views

Rubik's cube with no squares of same color nearby

It's easy to 'scramble' a Rubik's cube so no squares of the same color are touching each other. The moves U2 D2 R2 L2 F2 B2 accomplish that. A side with no squares of the same color nearby requires ...
3
votes
1answer
882 views

Axis mirror cube has one centre piece rotated by 90 degrees

In front of me, I have a z axis cube. Sometimes when I scramble and attempt solve it, I end up with one of the centre pieces being rotated by 90 degrees. I know that in principle it is not possible ...
2
votes
0answers
303 views

What is the next method after 3-style in 3x3 Blindfolded?

I have been using the method 3-style for over 2 years, 3-style and I have settled in the range of 25-30 seconds. I wish to permanently become sub-20, and for that I am planning to undertake the ...
1
vote
2answers
139 views

Chance of getting an “easy scramble” with cross already solved?

I read a blog post recently about the limit of speed-solving records getting to a point that rely on easy scrambles to beat. One of the most obvious head starts would be to get a scramble that already ...
3
votes
1answer
581 views

Can anyone explain me the logic behind a J perm(or similar)?

I learned to solve a Rubik's cube recently by intuition and some basic cube theory (not by myself). At the last step, I use corner 3-cycles and corner rotations to reach the final solved state. I ...
1
vote
2answers
474 views

Swap Rubiks Cube Corners Diagonally Across

My cube has ended up in a position where I need to swap the corners diagonally across to finish the cube. However to my understanding this is impossible. Is there another way to solve this? I tried ...
7
votes
2answers
543 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 (...
7
votes
4answers
1k views

How do I solve the top yellow layer of the Rubik's cube?

I used to solve the Rubik's cube using the standard algorithm. Recently, after a long time I tried doing it again. I did revisit the algorithm to solve the Rubik's cube, but I'm stuck in the top ...
0
votes
0answers
219 views

How do I solve the first phase (corners) of the gear cube when only one corner is out of place?

I got a gear cube and started scrambling with wild abandon. Then I stopped and tried to solve it. I couldn't. I went online to watch YouTube videos. I learnt there are three phases involved in solving ...