<DIV><DIV>Not only are these puzzles fun but KenKen helps children improve concentration, logic and arithmetic skills. Children ages 9-12 have excelled in math and gained real-life problem solving skills all from playing a puzzle so engaging that it keeps them coming back for more.</DIV><DIV> </DIV><DIV>This first book of KenKen for Kids features:</DIV><DIV>• 75 easy all addition puzzles to get kids excited about KenKen </DIV><DIV>• Introduction and how to solve instructions from Marilyn Burns</DIV><DIV>• "Home and Classroom Guide for Parents and Teachers" by Ms. Burns</DIV><DIV>• Forward by Will Shortz</DIV></DIV>