Will Shortz Presents I Can Kenken!, Volume 3: 75 Puzzles for Having Fun with Math

ISBN-13: 9780312546434 / Angielski / Miękka / 2008 / 112 str.

Nextoy; Will Shortz

Opis

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. This third volume of I Can KenKen features:
- 75 easy addition and subtraction puzzles
- Introduction and how to solve instructions from Marilyn Burns
- "Home and Classroom Guide for Parents and Teachers" by Ms. Burns
- Forward by Will Shortz