This book offers a brand new idea for a number puzzle. In these simple yet challenging exercises, the idea of reverse addition must be implemented. There are 400 different puzzles, each of which takes the shape of a pentagon. The goal of these puzzles is to find 5 numbers that correctly fulfill the puzzle criteria. Develop your own methods to master this new kind puzzle. Whether used in the classroom or at home, The High 5 is educational, entertaining, and fun for all ages!
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