Put away the flash cards and play this KenKen® puzzle! It is of medium difficulty, and it's perfect for a fifth grader ready for a small challenge. It will have your child using addition, subtraction, multiplication, and division as he fills in the grid. 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.  

“KenKen® is a registered trademark of Nextoy, LLC, ©2009, KenKen Puzzle LLC”.  All rights reserved.