From the Back Cover --

Early Math Series Books show children the fun of numbers all around them. Children will enjoy noticing the numbers and concepts in their everyday life. Help your child discover the foundational concepts of numbers through laughing and fun! The Early Math Series introduces the youngest of children world-over to the fun and discovery of everyday math. Follow this “negative” negative number as he quests for his place on the great number line. Children will learn the basic concept of negative numbers along with valuable lessons in perseverance. Opposites abound as you pass zero into the realm of negatives, leaving the positive numbers behind. See if you can find them all!

About the Authors --

Dr. Amy K. C. S. Vanderbilt is a Mathematician and Technical Consultant specializing in Human Reasoning and Logic. She has two children, the older of whom is Sabrina Vanderbilt; a young student, and promising author in her own right.