<p>Professor Kraai has managed to contaminate the drinking water with poison. When parents drink from it, they become so grumpy that they never let their children do anything! You and your team are going to stop the professor. How do you do that? You solve puzzles that lead you to an ancient crystal. The last time it was activated, it made everyone happy. Find the crystal as soon as possible and activate it, to make all the grumpy parents happy again!</p>
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