Sieve of Eratosthenes

Learners discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.

Concepts

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divisibility rules, eratosthenes, history of math, prime numbers

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Additional Tags

divisibility, eratosthenes, prime numbers, sieve, math

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Resource Details

Grade

5th - 8th

Subjects

Math

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Resource Type

Lesson Plans

Audience

For Teacher Use

Duration

1 hr

Instructional Strategies

Inquiry-Based Learning

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Usage Permissions

Creative Commons

BY-NC: 3.0