Worksheet Solutions: Mirror Cube Tutorial | Solve Like a Pro: Rubik Cube Tutorials - Class 6 PDF Download

Fill in the Blanks

Q1: The Mirror Cube is known for its unique ________-shifting ability.
Ans: shape

Q2: Unlike a regular 3x3 cube, the Mirror Cube consists of pieces with various ________.
Ans: shapes

Q3: To solve the Mirror Cube effectively, you need to become acquainted with a set of ________.
Ans: notations

Q4: The notation "R" signifies moving the ________ layer upwards.
Ans: right

Q5: The first step in solving the Mirror Cube is to create a cross on the ________ layer.
Ans: bottom

Q6: To insert a corner piece in front of the slot, use the algorithm: ________.
Ans: R U' R' U

Q7: Orienting the edges on the top layer involves executing the algorithm: ________.
Ans: F R U R' U' F'

Q8: To move the corners of the top layer to their desired slots, we use ________.
Ans: commutators

Q9: To orient the corners, use the algorithm: ________.
Ans: R' U' R U

Q10: With practice and perseverance, you can master the Mirror Cube and impress others with your ________ skills.
Ans: problem-solving

Multiple Choice Questions (MCQ)

Q1: What is the primary challenge when solving the Mirror Cube?
(a) Identifying the correct notations
(b) Creating a cross on the bottom layer
(c) Dealing with the cube's shape-shifting nature
(d) Solving the middle layer efficiently
Ans: (c) Dealing with the cube's shape-shifting nature.
The primary challenge in solving the Mirror Cube is dealing with its unique shape-shifting nature, which makes it different from a regular 3x3 cube.

Q2: Which notation is used to move the top layer in the anti-clockwise direction?
(a) U
(b) U'
(c) D
(d) F'
Ans: (b) U'
The notation "U'" is used to move the top layer in the anti-clockwise direction.

Q3: In the Mirror Cube solving process, which step involves inserting corner pieces in front of their slots?
(a) Creating the cross
(b) Solving the middle layer
(c) Corners of the first layer
(d) Corner orientation
Ans: (c) Corners of the first layer
The step involving inserting corner pieces in front of their slots is known as "Corners of the first layer."

Q4: What algorithm can be employed to orient the edges on the top layer?
(a) R U R' U' F'
(b) R U R' U R U2 R'
(c) F R U R' U' F'
(d) R' D' R U R' D R U'
Ans: (c) F R U R' U' F'
To orient the edges on the top layer, you use the algorithm F R U R' U' F'.

Q5: When solving the Mirror Cube, what is the purpose of commutators in the corner permutation step?
(a) Orienting the corners
(b) Moving the corners to their correct positions
(c) Creating a cross on the bottom layer
(d) Solving the middle layer
Ans: (b) Moving the corners to their correct positions
Commutators are used to move the corners of the top layer to their desired slots while simultaneously inserting the corner from that slot into another slot in the Mirror Cube solving process.

True and False

Q1: True/False: The Mirror Cube is a regular 3x3 cube with different stickers.
Ans: False
The Mirror Cube is not a regular 3x3 cube; it has different shapes, not just different stickers.

Q2: True/False: The Mirror Cube solving process involves inserting the corners of the first layer before the edges.
Ans: False
In the Mirror Cube solving process, you insert the edges of the first layer before the corners.

Q3: True/False: The notation "R'" signifies moving the right layer downwards.
Ans: True
The notation "R'" signifies moving the right layer downwards in the Mirror Cube solving process.

Q4: True/False: Orienting the edges on the top layer is a complex step in solving the Mirror Cube.
Ans: True
Orienting the edges on the top layer is considered a complex step in solving the Mirror Cube, as it involves specific algorithms.

Q5: True/False: Commutators are used to solve the middle layer of the Mirror Cube.
Ans: False
Commutators are primarily used in the corner permutation step, not the middle layer.

Short Answer Questions

Q1: Explain the importance of creating a cross on the bottom layer when solving the Mirror Cube.
Ans: Creating a cross on the bottom layer is essential because it serves as a reference point for solving the Mirror Cube. It provides a foundation for solving the rest of the cube and helps orient the solver in the right direction.

Q2: What is the purpose of using notations in solving the Mirror Cube, and how do they help?
Ans: Notations are essential in solving the Mirror Cube as they provide a standardized way to communicate and execute cube moves. They help navigate the cube and ensure that the solver follows the correct sequence of moves, which is crucial for solving the cube efficiently.

Q3: Describe the algorithm used to insert a corner piece in front of its slot during the Mirror Cube solving process.
Ans: The algorithm used to insert a corner piece in front of its slot during the Mirror Cube solving process is "R U' R' U." This algorithm moves the corner piece into position while maintaining the cross at the bottom layer.

Q4: Why is it essential to have a solid understanding of solving a regular 3x3 cube when tackling the middle layer of the Mirror Cube?
Ans: Having a solid understanding of solving a regular 3x3 cube is crucial when tackling the middle layer of the Mirror Cube because the principles of edge pairing and layer solving are similar. This understanding provides a foundation for solving the middle layer efficiently.

Q5: How do you orient the edges on the top layer of the Mirror Cube, and what algorithm is used for this purpose?
Ans: To orient the edges on the top layer of the Mirror Cube, you use the algorithm "F R U R' U' F'." This algorithm helps align the edges correctly. Alternatively, the "Sune" algorithm can be used for edge orientation in specific situations.

Q6: What is the significance of commutators in the corner permutation step of solving the Mirror Cube?
Ans: Commutators are used in the corner permutation step of solving the Mirror Cube to move the corners of the top layer to their desired slots while simultaneously inserting the corner from that slot into another slot. They facilitate the corner permutation process.

Q7: Explain the algorithm used for corner orientation in the Mirror Cube solving process.
Ans: The algorithm used for corner orientation in the Mirror Cube solving process is "R' U' R U." This algorithm helps orient a corner, and it can be repeated to orient the remaining corners.

Q8: Why is practice considered crucial for mastering the Mirror Cube solving techniques?
Ans: Practice is considered crucial for mastering the Mirror Cube solving techniques because it enhances problem-solving skills and familiarity with algorithms. The more you practice, the more efficient and confident you become in solving the cube.

Q9: What is the final goal in the Mirror Cube solving process, and why is it important?
Ans: The final goal in the Mirror Cube solving process is to have all the cube's layers (top, middle, and bottom) solved and aligned correctly. This ensures that the cube regains its cubic form and is fully solved.

Q10: Share your thoughts on the statement: "The Mirror Cube may initially appear daunting, but with practice and perseverance, it can be conquered." Do you agree or disagree? Why?
Ans: This statement is generally agreed upon. The Mirror Cube may seem daunting at first due to its shape-shifting nature, but with consistent practice and perseverance, individuals can become skilled at solving it. Practice helps build familiarity with the cube's unique features and the algorithms required for its solution.