Arithmetricks Author:Jeri S. Cipriano Unlock the magical powers of math with 85 problem-solving puzzles, fun games, and entertaining math tricks that students can use to amaze their friends, stump teachers, surprise their family, and even share at a math party! Best of all, the fun-filled activities reinforce mathematics concepts, develop math skills, and build student confidence in... more » math through hours of fun! Answers are included, making this an ideal self-check teaching tool. Grades 9-11« less