Lesson Plan
Curated OER

Latin America: Places and Regions

For Teachers 7th
Seventh graders create a Latin American portfolio in the form of a country presentation using PowerPoint software. They use their knowledge of geographic concepts to interpret maps, globes, charts, diagrams, and timelines.
Lesson Plan
Curated OER

Japan's Economic Miracle

For Teachers 9th - 12th
Students engage in a lesson that discusses the economy of Japan. They conduct research using budgets found on the internet. Then they have group discussions of how the government gets its money for spending.
Lesson Plan
Curated OER

Belongs, Doesn't Belong

For Teachers 5th
Fifth graders discover the rule used to sort a set of data into two sets, those data that belong according to the rule and those data that don't belong. Students participate in a game to determine the rule. They discuss strategies for...
Worksheet
Curated OER

Morning Math

For Students 6th - 7th
In this math worksheet, students solve a variety of problems that include solving equations, subtracting and adding fractions, and using multiplication and division. Students also solve a word problem.
Worksheet
Curated OER

Breaking News English: Hopes Fading for Future of Indian Tigers

For Students 5th - 10th
In this English worksheet, students read "Hopes Fading for Future of Indian Tigers," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Prime Factors

For Students 9th - 10th Standards
Use Glencoe's randomly generated self-checking quiz to test your knowledge of prime factors. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button and...
Unknown Type
University of Waterloo (Canada)

Wired Math: Primes and Prime Factors [Pdf]

For Students 3rd - 8th Standards
Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.
Interactive
Mangahigh

Mangahigh: Number: Find Prime Factors

For Students 5th - 7th
Test your knowledge of prime factors of two-digit numbers.
eBook
Mathigon

Mathigon: Math Foundations: Divisibility and Primes: Factors and Multiples

For Students 6th - 8th
This lesson focuses on factors and multiples; it explains each and provides practice activities and a quiz.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: A Number as a Product of Its Prime Factors

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Write the prime factorization of given numbers.
Unit Plan
Cool Math

Coolmath: Pre Algebra: Prime Factorizations

For Students 4th - 6th Standards
In this tutorial, students learn how to do prime factorization by a few different methods, including factor trees and factor stacks. The exercises work their way up from 2-digit numbers up to 5 digits. Includes practice problems.
Activity
Math Is Fun

Math Is Fun: All Factors of a Number

For Students 3rd - 8th Standards
Great tool that will find all factors of a number, not just the prime factors.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Greatest Common Factor 2

For Students 9th - 10th Standards
Twenty-four problems present a variety of problems working with finding the greatest common factor and finding prime factorizations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of...
Activity
Shodor Education Foundation

Shodor Interactivate: Factorize

For Students 3rd - 8th Standards
This Shodor site gives a brief explanation of factorization, and it allows you "to find all of the factorizations of a given number and then draw the product as the area of a rectangle on a grid."
Activity
Discovery Education

Discovery Education: Web Math: Factor an Integer

For Students 3rd - 8th Standards
WebMath gives a calculator to give all the factors of a number. Drop down menu can select just prime factors of number entered. Also discusses the definition of a factor.
Handout
Wolfram Research

Wolfram Mathworld: Prime Factorization

For Students 9th - 10th
This site gives a wonderful explanation of prime factorization including a very helpful table in understanding prime decomposition. Look further down the page to get information on Gaussian primes.
Activity
Wyzant

Wyzant: Prime Factors Calculator

For Students 3rd - 8th Standards
Students input a number to be factored and the WyzAnt calculator does the rest. Limitations include the fact that numbers which are negative or which contain primes bigger than 541 cannot be handled.
Activity
Amby Duncan-Carr

Prime Factorization: Amby's Resources

For Students 6th - 8th
What is prime factorization? This site goes through a step-by step process explaining different ways to find the prime factorization.
Unit Plan
Homeschool Math

Homeschool Math: Prime Factorization

For Teachers 3rd - 8th Standards
This site contains a free lesson on Prime Factorization in which students learn by doing practice problems.
Unit Plan
Math.com

Math.com: Greatest Common Factor/practice Calculator

For Students 9th - 10th
A page which generates number pairs and allows the user to find and enter the GCF. Keeps a running tally of correct/incorrect answers and has links to in depth review, if needed.
Activity
Math Is Fun

Math Is Fun: Prime Factorization

For Students 3rd - 8th Standards
Find a definition or prime numbers and prime factorization, as well as examples on how to find the prime factors of 12 and 147. Also, follow a link to a Prime Factorization Tool.
Unit Plan
PBS

Pbs Learning Media: Patterns of Factors

For Students 6th - 8th
Demonstrate your grasp of patterns and factors by sorting the numbers into the correct columns. This interactive table focuses on factor pairs and prime factors for the numbers 2 to 36.
Interactive
Calculator Soup

Calculator Soup: Prime Factorization Calculator

For Students 9th - 10th
Use this prime numbers calculator to find all prime factors of a given integer number up to 1 trillion. This calculator presents prime factors of a number, prime decomposition in exponential form, CSV (comma separated values) list of...
eBook
Mathigon

Mathigon: Math Foundations: Divisibility and Prime: Greatest Common Factors

For Students 6th - 8th Standards
This lesson focuses on the greatest common factors it poses real situations and asks students answer them and then it provides more information and more exercises.