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Activity
University of Utah

University of Utah: Prime Numbers

For Students 9th - 10th
A discussion of Eratosthenes' development of the system of prime numbers. Includes a Java program that demonstrates the sieve.
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Handout
Tour Egypt

Tour Egypt: The Ancient Egyptian Number System

For Students 9th - 10th
This Tour Egypt site presents an easy-to-read account of ancient Egypt mathematics. Content explores the history and development of mathematics, how it was used, what helpful documents we have found that give us insight into what the...