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Worksheet
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K12 Reader

Eratosthenes: Geographer and Mathematician

For Students 4th - 5th Standards
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.
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Worksheet
Curated OER

Number Theory Worksheet 2: The Sieve of Eratosthenes

For Students 4th - 6th
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.
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Worksheet
Curated OER

Number Theory Worksheet 2: The Sieve of Eratosthenes

For Students 5th - 6th
In this primes and multiples instructional activity, students 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.
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Worksheet
Curated OER

Number Theory: The Sieve of Eratosthenes

For Students 4th - 6th
In this number theory worksheet, students read about The Sieve of Eratosthenes and follow a set of directions to complete a prime number activity and answer 4 related questions.
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Worksheet
Curated OER

Finding Primes-The Sieve of Eratosthenes

For Students 7th - 9th
In this middle school/Algebra I worksheet, students use the sieve of Eratosthenes to determine the prime number less than two hundred.  The one page worksheet contains one problem.  Answer is not provided. 
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Worksheet
Curated OER

Unit 2: Factors

For Students 6th - 9th
In this factors worksheet, 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 pages.  Each page...
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Lesson Plan
Curated OER

Patterns

For Teachers 9th
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...
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Worksheet
Curated OER

Eratosthenes Sieve¦

For Students 6th - 8th
In this math worksheet, middle schoolers find the prime numbers through going through the factors in sequential order. The answers are used to create the words at the bottom of the page.
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Worksheet
Curated OER

Prime Numbers

For Students 4th - 5th
Prime numbers are the focus of this math worksheet. Students follow directions to identify prime numbers on a hundreds chart. Students follow clear directions in order to find a total of 25 prime numbers on the chart.
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Worksheet
Curated OER

Direct Quotations

For Students 3rd - 4th
In this quotation worksheet, students use quotation marks as a form of punctuation. Students complete 22 short answer questions filling in the correct punctuation wherever necessary and completing 4 multiple choice questions choosing...

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