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A cute take on the grid puzzle game Lights Out. Your goal is to fill the board with happy cats by switching out all of the grumpy cats. Think ahead and switch the cats around until you solve all 60 puzzles.

How to play: Click or tap on the grumpy cats to turn them happy

Happy Kittens Puzzle 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 Cut for Cat or Push It Bunny.

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