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Slide blocks around to solve puzzles in this captivating brain game! Tap a blue block with an arrow on it to move it in that direction. If the block hits a wall, it will rotate clockwise. When blue blocks collide they will vanish. Erase each blue block to complete each level. See if you can master this fascinating game!

How to play: Use mouse or touch to play.

Hakabooku is an online puzzle game that we hand picked for Lagged.com. This is one of our favorite mobile puzzle games that we have to play. Simply click the big play button to start having fun. If you want more titles like this, then check out Nuts and Bolts Sort or Block Wood Puzzle.

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