This book is 2 in 1: - the puzzles in this book are arranged in alphabetical order to help little ones learn the A to Z. all you need to do is find the one thing that matches, then turn the page and see whether you've chosen correctly! A perfect book for little learners. They'll develop observational skills, learn about things and they'll be having so much fun..- As for the other side is for numbers, to help them learn counting and basic math skills