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Cool math Invert Selection Levels Pack game will provide 50 challenges for you to play. To unlock all of these levels, you need to act and think wisely to pick out the correct marked area in the fastest time. You are able to use three different actions in Invert Selection Levels Pack Logic to do that. They consist of add, delete, and invert. They help you in many difficult circumstances. You will not have many chances to mistake. Select the level and enjoy it! Good luck!