How to spell the second-order Rubik's cube?

Formula 1: upper right, up turn 180, lower right, upper right, upper right, upper right, lower right?

Formula 2: Lower right, turn up 180, upper right, upper left, lower right, upper left, upper right?

Formula 3: upper right, rear right, upper right, forward turn 180, lower right, rear left, upper right, forward turn 180, and right turn 180.

Pocket cube, also known as pocket cube, mini cube, small cube and ice cube, is a 2×2×2 cube structure. There are only eight corner blocks in itself, and there are no squares with other structures. The structure is similar to the third-order Rubik's cube, which can be restored by the formula of restoring the third-order Rubik's cube.

Extended data

Here are some common racing second-order Rubik's Cube:

1. Chu Wen, Tang Bo, Weber and Ling Bo.

2. Rubik's Cube: Knight

3. Support the Rubik's Cube: Royal Spirit and Crown Spirit

Reference: Baidu Encyclopedia-Second Order Rubik's Cube

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