3×3 Cube Solver

A 3×3 cube is a classic puzzle that can be solved using various methods. Here’s a step-by-step guide to solve a 3×3 cube: **Notation** * U (Up): Top layer * D (Down): Bottom layer * L (Left): Left side * R (Right): Right side * F (Front): Front layer * B (Back): Back layer **Step-by-Step Solution** 1. **White Cross**: Hold the cube in front of you with the white cross facing upwards. If the white cross is not already formed, solve for it by twisting the top layer. 2. **White Corners**: Once the white cross is in place, focus on solving the white corners. Twist the middle layer to move a white corner into its correct position. 3. **Yellow Cross**: Hold the cube so that the white cross is facing upwards and the yellow cross (formed by the middle layer) is facing downwards. Twist the middle layer to solve for it. 4. **Yellow Corners**: Once the yellow cross is in place, focus on solving the yellow corners. Twist the bottom layer to move a yellow corner into its correct position. 5. **Orienting the Last Layer**: Hold the cube so that the white cross is facing upwards and the last layer is facing downwards. Twist the middle and bottom layers to orient the last layer correctly. **F2L (First Two Layers)** To solve the first two layers, follow these steps: 1. White Cross 2. White Corners 3. Yellow Cross 4. Yellow Corners **OLL ( Orientation of the Last Layer)** To orient the last layer, follow these steps: 1. Hold the cube so that the white cross is facing upwards and the last layer is facing downwards. 2. Twist the middle and bottom layers to orient the last layer correctly. **PLL (Permutation of the Last Layer)** To permutate the last layer, follow these steps: 1. Hold the cube so that the white cross is facing upwards and the last layer is facing downwards. 2. Twist the middle and bottom layers to permutate the last layer correctly. **Combining F2L, OLL, and PLL** Once you have solved the first two layers (F2L), orient the last layer (OLL), and permutate it (PLL), you can put it all together to solve the 3×3 cube. **Example Solution** Here’s an example solution for a typical 3×3 cube: “` U: [U, F, B, R, L] D: [D, R, L, B] F: [F, U, B, L] B: [B, U, D, R] L: [L, F, D, B] R: [R, U, B, D] “` This notation shows the orientation of each layer. **Tips and Tricks** * Practice regularly to improve your speed and efficiency. * Use online resources or videos to learn from others. * Start with an easier method (e.g., “F2L” method) before moving on to more advanced methods. * Focus on solving one layer at a time, rather than trying to solve the entire cube at once. I hope this helps you get started with solving 3×3 cubes!