The Sieve of Eratosthenes

The sieve of Eratosthenes is an an ancient way of identifying prime numbers.  Once you learn the pattern, you can find an infinite amount of prime numbers!

I will be having a lesson on the sieve Wednesday and Thursday that i'd like to invite you to attend.  Here is a video showing you how it's done and an interactive sieve for you to use on your own.  See how many prime numbers you can identify using Eratosthenes method!

The Sieve of Eratosthenes 

Interactive Sieve of Eratosthenes