Block Slider

Block Spinner is a board game that appears easy but actually very difficult to play.

Initially, the numbers was arranged in order 1, 2, ... 9. Then system shuffles them randomly. Your task is to bring them back to original order.

Drag a block horizontally or vertically to change its position. When a block move out of boundary, it will enter the opposite position.

The average people can remember only 3~4 steps.

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