Website
Cool Math

Coolmath: Pre Calculus Freaky Factoring

For Students 9th - 10th Standards
This CoolMath resource provides a review of factoring polynomials and an introduction to factoring exponents that are fractions.
Activity
National Council of Teachers of Mathematics

The Math Forum: Factoring Polynomials

For Students 9th - 10th Standards
Links to numerous question/answer sessions on factoring polynomials.
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.
Handout
Oswego City School District

Regents Exam Prep Center: Factoring the Difference of Two Perfect Squares

For Students 9th - 10th
Use this site to learn the trick to factoring when the polynomial is a difference of two perfect squares. The site contains examples that are easy to follow.
Handout
Math Medics

S.o.s. Math: Factoring Over the Complex Numbers

For Students 9th - 10th Standards
S.O.S. Math provides information, including examples, on factoring over the complex numbers.
Activity
Discovery Education

Discovery Education: Web Math: Factoring Polynomials by Finding the Gcf

For Students 9th - 10th
This WebMath online tool is useful for factoring polynomials by finding the greatest common factor. Simply plug the numbers in and you are on your way!
Unit Plan
Wyzant

Wyzant: Factoring Completely

For Students 9th - 10th
The resource examines the algebra topic of solving equations. Students view the tutorial to review how to solve by factoring. The lesson consists of the greatest common factor, difference between two squares, and trinomial techniques. An...
Lesson Plan
Cuemath

Cuemath: Prime Factorization

For Students 5th - 8th
In this lesson, you will be learning prime factorization to solve various mathematical problems followed by solved examples and practice questions.
Unit Plan
Wyzant

Wyzant: Solve by Factoring

For Students 9th - 10th Standards
This resource examines how to solve equations by factoring and provides step-by-step solutions. Includes links to an equation calculator and practice problems.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factoring Polynomials

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to factor polynomials completely.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization of Quadratic Expressions

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions.
Handout
Other

Help With Fractions: Reducing Fractions by Factorization

For Students 3rd - 8th Standards
The rules for reducing fractions using factorization are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.
Interactive
Doina Popovici

Math Play: Prime Factorization Game

For Students 4th - 6th Standards
Students can practice factorization in this online game.
Interactive
Doina Popovici

Math Play: Prime Factorization Game

For Students 5th - 7th
Students can practice prime factorization in this online game that can be played individually or in teams.
Activity
Purple Math

Purplemath: Factoring Numbers

For Students 3rd - 8th Standards
Visit Purplemath.com for a lesson on finding the prime factorization of numbers. Numerous examples are worked through step by step.
Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: Algebra Tiles Lesson Plan

For Teachers 9th - 10th
This is an algebra tiles lesson in factoring polynomials. The link found a the bottom of the page links to an index of over two hundred lesson plans in various mathematical topics.
Unknown Type
Khan Academy

Khan Academy: Factor Polynomials Using Structure

For Students 9th - 10th Standards
Factor complex polynomials (i.e. polynomials of various degrees and or with two variables) using special product factorization methods. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Unit Plan
Oswego City School District

Regents Exam Prep Center: Quadratic Equations

For Students 9th - 10th
Includes lesson, practice exercise, and teacher resource on how to factor quadratic equations. You'll find examples for using the factoring and graphing methods for solving, a twelve-question quiz with hints and answers, and a suggested...
Unit Plan
Texas Education Agency

Texas Gateway: Applying the Order of Operations

For Students 5th - 7th Standards
Given a numerical expression including whole number exponents and prime factorization, students will use the order of operations to generate an equivalent expression.
Activity
Texas Instruments

Texas Instruments: Multiplying/factoring Polynomials

For Teachers 9th - 10th
Students will be given binomials to multiply or trinomials to factor. The teacher will enter the binomials/trinomial into activity center and students must send in other form. Correct answers should match teacher graph.
Website
Other

Quick Math: Factor Polynomials

For Students 9th - 10th Standards
The process of factoring is essential to the simplification of many algebraic expressions and is a useful tool in solving higher degree equations. In fact, the process of factoring is so important that very little of algebra beyond this...
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Algebra: Quadratic Equations

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to...
Unit Plan
Sophia Learning

Sophia: Simplifying Rational Expressions: It's Simple

For Students 9th - 10th Standards
Learn to simplify rational expressions using factoring. Includes a short video [1:37] and a practice problem in a slideshow.
Handout
Purple Math

Purplemath: Special Factoring: Differences of Squares

For Students 9th - 10th Standards
Demonstrates how to use the formula for finding the differences of squares, and warns against trying to factor a sum of squares.

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