University of Virginia
University of Virginia: Counting in Babylon
A discussion of the number system used by the ancient Babylonians. Examples are provided for various mathematical operations based on the number 60 (our number system is based on the number ten).
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: History of Numbers
Dr. Math tackles the question of man's first use of numbers by relating the work of Denise Schmandt-Bessarat and her studies of "'tokens' found all over the Middle East.