Discovery Education
Discovery Education: Web Math: Algebra
This WebMath site provides links to tutorials and lessons in both Algebra I and II. Links to topics such as factoring, solving equations, polynomials, simplifying equations, graphing, and much more.
Discovery Education
Discovery Education: Web Math: Crunch a Numerical Expression With Variables
Use this "math solver" to help you understand and evaluate any numerical expression, including those that involve variables. Simply type your expression in, and allow this website to provide step-by-step instructions on how to evaluate...
CK-12 Foundation
Ck 12: Algebra: Definition of Variable
[Free Registration/Login may be required to access all resource tools.] Write algebraic expressions and equations using variables.
CK-12 Foundation
Ck 12: Algebra: Variable Expressions
[Free Registration/Login may be required to access all resource tools.] Choose variables and write expressions.
CK-12 Foundation
Ck 12: Algebra: Expressions With One or More Variables
[Free Registration/Login may be required to access all resource tools.] Substitute values for variables and evaluate expressions.
CK-12 Foundation
Ck 12: Algebra: Patterns and Expressions
[Free Registration/Login may be required to access all resource tools.] In this lesson students write and solve algebraic equations that model verbal situations. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Expressions With One or More Variables: Water Bottle Expression
[Free Registration/Login Required] Students solve expressions with one or more variables by following the given directions and moving the points on the water bottles. Click challenge me to answer a question and click learn more to...
CK-12 Foundation
Ck 12: Single Variable Expressions: Neighborhood Block
[Free Registration/Login Required] Students will solve single variable expressions using a grid of a neighborhood. Click challenge me to answer a question about the grid and click learn more to explore single variables and watch a video.
CK-12 Foundation
Ck 12: Linear Equations: Temperature Transitions
[Free Registration/Login Required] Students learn how to solve equations with variables using the given graph. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Linear Equations: Paying for a Slice of Pizza
[Free Registration/Login Required] Students practice solving linear equations with variables using fractions. Click challenge me to answer a practice question and click learn more to watch a video.
CK-12 Foundation
Ck 12: Mountain Climbing: Single Variable Addition Equations
[Free Registration/Login Required] Students use a graoh of a mountian climb to solve addition equations with varibles. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Single Variable Division Equations: Paper Car Tires
[Free Registration/Login Required] Students practice solving division equations with variables. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Plix: Variables in Experiments: Scientific Experiments
[Free Registration/Login Required] Understand different variables that can be changed in an example of a scientific experiment. This site also includes a short quiz.
Sophia Learning
Sophia: Multiplication Is Associative
This video lesson defines and provides examples of the associative property of multiplication. Students can check their understanding with an assessment.
Sophia Learning
Sophia: Properties of Equality
This video lesson reviews the properties of equality and demonstrates how to use them to solve equations. Students can check their understanding with an assessment.
Science Education Resource Center at Carleton College
Serc: Foss Lifeboat Investigation
The second of a lesson series contains an activity where young scholars choose a lifeboat's variable to investigate, plan an experiment based on the variable they have chosen, and then test the variable. Upon completion of their...
Utah Education Network
Uen: Equivalent Expressions
This multi-segment lesson plan uses games and calculators to explore the concept of equivalent expressions. Learners work together using inverse operations to isolate variables in algebraic equations. It also provides attachments for...
National Council of Teachers of Mathematics
Nctm: Figure This: Which Is Worth More, a Smile or a Frown?
Solve for the value of the smiles and frowns to find out how much a smile is worth, in this activity. A challenge that focuses on number sense, number combinations, and unknowns. Included are examples of how this skill is applied in real...
Center for Innovation in Engineering and Science Education, Stevens Institute of Technology
Ciese Collaborative Projects: International Boiling Point Project
The Stevens Institute of Technology has provided this great site with information on boiling points. Classes from around the nation have been encouraged to register, conduct a boiling experiment and post their data. The object is to...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Algebraic Expressions
Here is a site that clearly and thoroughly explains many topics related to algebraic expressions. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...
Purple Math
Purplemath: Absolute Value
Purplemath.com offers a comprehensive lesson on absolute value that provides some examples.
Purple Math
Purplemath: Variable
With this Purplemath lesson, find the answer to this question with examples to show how variables are written and used.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Goodwill
Gcf Global: Reading Algebraic Expressions
Learn how to read and understand algebraic expressions.