Curated OER
Quadratic Equations
In this Algebra I/Algebra II worksheet, learners investigate the various methods that can be used to solve quadratic equations. The one page interactive worksheet contains instruction, worked examples and five practice...
Curated OER
Solving Quadratic Equations
For this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations. The six page worksheet contains instruction on topic, worked examples and five practice problems. Answers are not...
Curated OER
Schoolyard Bird Project
Middle schoolers observe and count bird sightings around their schoolyard throughout the school year.
Curated OER
Pi Day (March 14)
Fourth graders determine the value of ? by measuring the circumference and diameter of circular objects such as soup cans, Oreo cookies, etc..
Government of Alberta
Learn Alberta: Math Interactives: Exploring Square Roots (Object Interactive)
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,...
McGraw Hill
Glencoe: Self Check Quizzes 2 Squares and Square Roots
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of squares and square roots. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click...
McGraw Hill
Glencoe: Self Check Quizzes 2 Estimating Square Roots
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of estimating 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...
McGraw Hill
Glencoe: Self Check Quizzes 3 Square Roots
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"...
Government of Alberta
Learn Alberta: Math Interactives: Exploring Square Roots Video
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...
CK-12 Foundation
Ck 12: Algebra: Use Square Roots to Solve Quadratic Equations
[Free Registration/Login may be required to access all resource tools.] Use square roots to solve quadratic equations.
University of Saskatchewan (Canada)
University of Saskatchewan: Square Roots & Other Radicals
This University of Saskatchewan site provides general information about square roots and other forms of radical equations.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Estimating Square Roots
This site gives a short interactive quiz which allows students to self-assess their understanding of estimating square roots.
Khan Academy
Khan Academy: Approximating Square Roots
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.
Khan Academy
Khan Academy: Simplify Square Roots
Students solve simple square roots and receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math.com
Math.com: Numbers: Square Roots
The pre-algebra resource investigates square roots. Definitions, detailed examples, and practice problems are included.
Quia
Ixl Learning: Square Roots
Brush up on your math skills relating to square roots then try some practice problems to test your understanding.
PBS
Pbs: Approximating Square Roots of Nonperfect Squares
Visualize a strategy for approximating the square roots of nonperfect squares through modeling. This video focuses on a ratio, the number of extra tiles over the number of tiles for the next square that will give you a fractional...
Khan Academy
Khan Academy: Square Roots of Perfect Squares
Learn how to find square roots of perfect squares in this article. Also included are questions to test student's knowledge of the topic.
Khan Academy
Khan Academy: Simplify Square Roots (Variables)
Simplify square roots that contain variables in them like square root of 27a. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Approximating Square Roots
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.
Math Planet
Math Planet: Pre Algebra: Square Roots and Real Numbers
Provides an explanation, examples, and a video lesson all related to square roots and real numbers. [1:59]
Khan Academy
Khan Academy: Square Roots
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.
Other
Square Root on Your Computer's Calculator
Site provides a tutorial on using a calculator to evaluate square roots.
Khan Academy
Khan Academy: Quadratics by Taking Square Roots
Solve quadratic equations of the form (x+a)squared-b=0. These can be solved using square roots. For example, solve (x-5)squared-4=0. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...