Math Flix: Prime Numbers: Sieve of Eratosthenes Part 2

This QuickTime movie continues using a hundreds chart to record all the prime numbers between 1 and 100 by eliminating all the composite numbers. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept. (A pdf worksheet is available in Part 1 by clicking on the hyperlink at the bottom of that page.)