Handout
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Babylonian Number System

For Students 9th - 10th
Dr. Math takes on a question about the Babylonian base-60 math system, explaining how a sexagesimal system looks and works in comparison with our decimal (base 10) system.
Article
University of St. Andrews (UK)

University of St. Andrews: An Overview of Babylonian Mathematics

For Students 9th - 10th
Information and examples of how the base 60 number system of the Babylonians worked in calculating problems similar to those we face today. Has a section comparing Pythagoras's theorem to Babylonian math.
Unit Plan
PBS

Pbs: Base 60: Babylonian Decimals

For Students 3rd - 5th Standards
Explore a brief history of mathematics in Mesopotamia through the Babylonian Base 60 number system. This video focuses on how a base 60 system does not use fractions or repeating decimals, some of the advantages of a base 60 system, and...
Handout
University of Virginia

University of Virginia: Counting in Babylon

For Students 9th - 10th
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).
Activity
New York University

Institute for the Study of the Ancient World: Before Pythagoras

For Students 9th - 10th
Exhibition of cuneiform tablets dating from 1900 B.C. demonstrates the mathematical knowledge of the ancient Mesopotamians.
Website
National Council of Teachers of Mathematics

The Math Forum: Famous Problems in the History of Mathematics

For Students 9th - 10th
On this site, there are several math problems to explore and solve. Look through some solutions by famous mathematicians and expand your thinking about some interesting math concepts. Teachers of elementary grades may want to use this...