Price: 100 points or $1 USD
Subjects: math
Grades: 4
Description: CCSS: 4.OA.B.4 Sieve of Eratosthenes Students explore prime and composite numbers in this interactive sieve of Eratosthanes! They briefly learn about Eratosthanes and complete the sieve of Eratosthanes with numbers from 1-100 by clicking multiples of prime numbers. Deck #5 of 6 in Factors and Multiples Bundle. Save 300 points by buying the bundle! (Bundle priced at 800, contents worth 1100.)