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Unblock the blue block so that it can freely escape from the level. Simply slide the blocks around until there is a free path for the blue block to escape. Think ahead and try to complete each level in as few moves as possible. Try to complete all 42 levels without watching our walkthrough.

How to play: Click or tap to slide blocks.

Blue Block 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 Happy Glass 2 or Happy Glass 3.

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