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Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Algebra: Perfect Trinomial Square

For Students 9th - 10th
Here is a site that clearly and thoroughly explains multiplying and factoring perfect square trinomials. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...
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Article
Khan Academy

Khan Academy: Square Roots of Perfect Squares

For Students 6th - 8th Standards
Learn how to find square roots of perfect squares in this article. Also included are questions to test student's knowledge of the topic.
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Unit Plan
Khan Academy

Khan Academy: Perfect Squares

For Students 9th - 10th
Factor quadratic expressions of the general perfect square forms. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Evaluation of Perfect Square Roots

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Recognize and evaluate perfect square roots
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization Using Perfect Square Trinomials

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Factor perfect square trinomials and the difference of two squares and solve quadratic equations by factoring.
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Unknown Type
Khan Academy

Khan Academy: Perfect Squares

For Students 9th - 10th
Factor quadratic expressions of the general perfect square forms: (ax)^2+2abx+b^2 or (ax)^2-2abx+b^2. The factored expressions have the general forms (ax+b)^2 or (ax-b)^2.
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Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Square Roots (Object Interactive)

For Students 6th - 8th Standards
Explore a set of perfect squares, as well as their square roots using this highly interactive math resource. In addition, students will get to look at estimates of the square roots of non-perfect squares. Printable activities, solutions,...
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Other

Mathscore: Math Practice Problems: Perfect Squares

For Students 6th - 8th Standards
This mathematics resource consists of perfect square examples with solutions at two levels of difficulty.
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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.
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Unknown Type
Khan Academy

Khan Academy: Polynomial Special Products: Perfect Square

For Students 9th - 10th
Find special products (perfect squares and difference of squares) of 'advanced' binomials: binomials with leading coefficients other than 1; binomials with higher degrees; and binomials with two variables.
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Activity
Sophia Learning

Sophia: Factoring Special Products: Perfect Square Trinomials

For Students 9th - 10th
Solve perfect trinomial squares by factoring and explore the difference of perfect squares.
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Graphic
Wyzant

Wyzant: Perfect Square List

For Students 9th - 10th Standards
WyzAnt provides a list of numbers and their squares. The user decides how many perfect squares to be displayed and in what fashion. The table makes a good reference sheet for students and teachers.
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Unit Plan
Cuemath

Cuemath: Square Root

For Students 9th - 10th Standards
Explore the world of square roots in this mini-lesson. Provides a definition and different methods for finding the square root of a number. Includes solved examples and practice questions with answers.
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Unit Plan
Khan Academy

Khan Academy: Approximating Square Roots

For Students 7th - 8th Standards
Practice finding the approximate value of square roots by thinking about perfect squares. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Use Square Roots to Solve Quadratic Equations

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Solve quadratic equations involving perfect squares.
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Handout
Khan Academy

Khan Academy: Square Roots of Perfect Squares

For Students 7th - 8th Standards
Resource provides review and practice of how to find the square root of perfect squares.
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Activity
Integrated Publishing

Integrated Publishing: Trinomial Squares

For Students 9th - 10th
Discussion on trinomial squares. Includes examples as well as practice problems.
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Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Square Roots Video

For Students 6th - 8th Standards
This video illustrates the concepts of square roots, slope, and the Pythagorean Theorem as they are used in designing and constructing skate park rails, ramps, and pipes. An interactive activity is also included where students are able...
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Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 3 Square Roots

For Students 9th - 10th
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of square roots. 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"...
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PPT
Sophia Learning

Sophia: Simplifying Radicals With Perfect Squares: Lesson 1

For Students 9th - 10th
This lesson will demonstrate how to simplify radicals by using perfect squares. It is 1 of 6 in the series titled "Simplifying Radicals with Perfect Squares."
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Activity
Math Medics

S.o.s. Math: Factoring: Some Special Cases

For Students 9th - 10th
In this lesson, special cases of factoring are described, including perfect squares, difference of squares, and difference and sum of cubes. Exercises with answers included.
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Activity
Texas Instruments

Texas Instruments: Estimating Square Roots

For Teachers 9th - 10th
By estimating the value of a square root students will get practice in identifying perfect squares, in checking for reasonableness of an answer, and in mental math.
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Unknown Type
Khan Academy

Khan Academy: Square Roots

For Students 6th - 8th Standards
In this exercise, students practice finding the square roots of perfect squares. Students receive immediate feedback and have the opportunity to get hints, watch a video, and try questions repeatedly.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Completing the Square

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to complete the square in order to solve quadratic equations.

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