Eratosthenes Teacher Resources
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Eratosthenes: Geographer and Mathematician
4th - 5th CCSS: Designed
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Eratosthenes and the Circumference of the Earth
9th - 12th CCSS: Designed
The class gets to practice being a mathematician in ancient Greece, performing geometric application problems in the way of Eratosthenes. After following the steps of the great mathematicians, they then compare the (surprisingly...
Countdown Challenge: Prime & Composite Numbers: Sieve of Eratosthenes
7th - 8th
In this prime and composite learning exercise, students use the Sieve of Eratosthenes to identify prime numbers. They identify given factors in a list. This one-page learning exercise contains a list of 100 numbers. Following a given...