It's simple really. 
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Place a cardboard box near a cat and the cat jumps in. Your goal, get all the cats into boxes. Now add multiple cats, limited space, picky cats, awkward shaped boxes and suddenly its not so simple. 

Key Features
• Two game modes. 
  Puzzle - use logic to please the kitties.
  Arcade -  fast-paced action. 
• 200 levels
• Unlock different cats and boxes
• Cats. Lots and lots of cats.
• Plus cute kittens!