We found 12 resources with the concept sieve of eratosthenes
Videos (Over 2 Million Educational Videos Available)
6:54
How to paint a watercolor and ink flower...
8:55
The Circulatory System Part 1: The Heart

2:45
Population Genetics
Other Resource Types ( 12 )
Lesson Planet
Prime Numbers and Prime Factorization
Clarify prime numbers, composite numbers, and prime factorization with this worksheet. After looking over definitions, working through prime numbers, and making composite numbers, learners are introduced to prime factorization and the...
Lesson Planet
Eratosthenes: Geographer and Mathematician
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.
Lesson Planet
Mathematical Treasure Hunt
The hunt is on! Young mathematicians follow clues and complete a series of ten math puzzles as they try to crack Dr. Integer's code and find the location of his hidden treasure.
Lesson Planet
Factoring Composite Numbers
Ninth graders work with composite numbers to find their prime factorizations. In this Algebra I activity, 9th graders use factor trees and division to find the prime factors of a number. Students explore the use of prime factors to...
Lesson Planet
Prime Time
Fourth graders play a game with red and green cards (composite and prime numbers). As a card is drawn students create all possible arrays. The winner of each round is the person with the most arrays. Students discuss their results, and...
Lesson Planet
Factors and Products Games
In this prime numbers worksheet, learners learn to use the Sieve of Eratosthenes to find all the prime numbers from 1 to 100.
Lesson Planet
Patterns
In this Algebra I worksheet, 9th graders explore number and geometric patterns and use the Sieve of Eratosthenes to find the prime numbers less than one hundred. The six page worksheet contains eight multipart questions. Answers are...
Lesson Planet
Unit 2: Factors
In this factors instructional activity, students identify prime numbers. They use a Sieve of Eratosthenes to identify prime numbers. Students complete factor trees and explore perfect numbers. This factoring unit contains eight...
Lesson Planet
Number Theory Worksheet 2: The Sieve of Eratosthenes
in this number theory worksheet, students use the Sieve of Eratosthenes to find all primes up to the number 100. Students follow the directions to circle primes and multiples on the hundred chart.
Lesson Planet
Number Theory Worksheet 2: The Sieve of Eratosthenes
In this primes and multiples worksheet, learners follow the directions to circle primes and multiples on a hundred chart until all prime numbers from 1 to 100 are circled. This is called the Sieve of Eratosthenes.
Lesson Planet
Prime Real Estate
Students analyze and discuss prime numbers and the Sieve of Eratosthenes, a procedure to sort out prime numbers. They identify the prime numbers from 1-100 by eliminating all the multiples of the first four prime numbers, and circle what...
Lesson Planet
Primed and Ready!
Third graders listen to information about Eratosthenes and review the definitions: prime, composite, multiples and divisible. They recreate Eratosthenes' method of compiling prime numbers. They create a poster.