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...
Wolfram Research
Wolfram Math World: Standard Deviation
This World of Mathematics site by Eric Weisstein explains the term "Standard deviation." Provides step-by-step help, examples, and charts.
Alabama Learning Exchange
Alex: The Laws of Exponents
This lesson plan walks middle schoolers through understanding and applying laws of exponents. It gives an assessment and ideas for remediation, extension as well as ways to manage behavior problems and reluctant learners.
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 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 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"...
Math Is Fun
Math Is Fun: The Evolution of Numbers
Discusses what numbers are and how our understanding of them has evolved over thousands of years, from simple counting to negative numbers and irrational numbers, for example. Includes a set of practice questions where students identify...
Other
Answermath: Raiz
An online root game which offers practice in mental math and times practice. When you submit the wrong answer, it provides the correct one. Students and teachers can choose square root or cube root problems. In Spanish, with links to...
Paul Dawkins
Paul's Online Notes: Algebra: Preliminaries: Complex Numbers
This math tutorial features notes and examples that illustrate complex numbers including standard form, adding, subtracting, multiplying and dividing them.
Cuemath
Cuemath: Square Root of 98
In this mini-lesson, learn how to find the square root of 98 using various methods.
Cuemath
Cuemath: Square Root
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.
Cuemath
Cuemath: Exponents, Squares and Cubes
A comprehensive guide for learning all about exponents, squares, and cubes with definitions, properties, solved examples, and practice questions.
Government of Alberta
Learn Alberta: Square Root
This interactive Java applet allows students to visualize what a square root is and how to approximate it.
Math.com
Math.com: Numbers: Square Roots
The pre-algebra resource investigates square roots. Definitions, detailed examples, and practice problems are included.
University of Regina (Canada)
University of Regina: Math Central: A Geometric View of the Square Root Algorithm
Get a step-by-step explanation of the square root algorithm from a geometric perspective.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Rational Numbers and Square Ro
Math Forum response to which numbers, other than squared positive integers, can be simplified as rational numbers.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Rationalizing the Denominator
Tells how to rationalize the denominator when the radical has an odd index.
Texas Instruments
Texas Instruments: Behaviors Square Root Functions
This StudyCard stack teaches and tests on the square root function. Shows connection between the function parameters and the resulting geometric behaviors of the square root function. Use with Foundations for College Mathematics, ch....
Texas Instruments
Texas Instruments: Knowing About Numbers
Students experience square roots, perfect squares, and absolute value to enhance their knowledge of numbers. Taking this awareness, students apply it to operations with integers.
Texas Instruments
Texas Instruments: Square Roots
In this activity, students develop an understanding of the relationship between a number and its square root.
Texas Instruments
Texas Instruments: Estimating Square Roots
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.
Texas Instruments
Texas Instruments: Roots
Concepts and skills covered in this activity include roots, powers of 10, and problem solving. Roots is taken from "Investigating Mathematics with Calculators in the Middle Grades".
Texas Instruments
Texas Instruments: Study Cards
Students use the StudyCard stack to review their understanding of squares and square roots.
Texas Instruments
Texas Instruments: Transforming Functions
Explore transformations on an absolute value graph. Apply what you learn to Square root and x-squared equations.