The history of zero / Downey, Tika

Describes early counting systems--such as those of the ancient Egyptians and Babylonians--the first zero, and the use of the zero throughout history.

Explores the value and importance of the number zero throughout history around the world. Discusses early counting systems and explains how the Babylonians were the first people to use a place-value system and to invent the concept of zero. Also examines Greek math, Hindu math advances, the Mayan number system, and how zero is used in the modern world.