Engage your high school student's logic and critical thinking skills as he completes this KenKen® game. KenKen® has recently emerged as one of the puzzle greats, and it is often referred to as mathematical Sudoku. This puzzle requires its player to use addition, subtraction, multiplication and division to help determine answers. Players also need quite a bit of logical thinking skills, and we wish your student luck! Here's how to play:

Using the digits 1-5 in this 5x5 puzzle, fill the small squares with digits so as not to repeat a digit in any row or column, and so that the digits within each heavily outlined area will equal that area’s corner number when combined using the indicated operation. For more information visit www.kenken.com.

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