PBS
Using Variables in Simple Equations
A Cyberchase clip shows Hacker creating a game show that uses a variable to find out how much power is produced by a gleamer bug. Follow the video with a lesson about using variables to solve equations. Terrific handouts and assessments...
Khan Academy
Practice: Using Variables
A quick check of understanding is the focus in this short online quiz. Questions ask users to check out a short two- to four- line program and answer a question about the value of a variable. Get five questions correct in row to pass to...
Code.org
Using Variables in Apps
Investigate the benefits of using global variables. The seventh installment of a 21-part unit continues the study of variables from the previous lesson. Young computer scientists modify two existing apps by adding variables and learn how...
Curated OER
Extension: Using Variables and Expressions
Here is a variables and extensions worksheet in which learners create variable tables to solve a set of seven problems, then discuss which businesses described in the problems they would like to start.
Microsoft
Variables
You won't want to replace the resource with anything else. Future computer scientists use Minecraft to learn about variables in computer coding. They engage in several activities to master the variable code block, then apply it in an...
Curated OER
Correlation of Variables by Graphing
Middle and high schoolers use a spreadsheet to graph data. In this graphing lesson, learners determine how two parameters are correlated. They create a scatter plot graph using a computer spreadsheet.
Curated OER
Variables Affecting Earth's Albedo
Students study the variables that affect the Earth's albedo. In this environmental data analysis lesson students interpret and graph information and calculate changes.
Code.org
Controlling Memory with Variables
Not all variables are created equal. Discover how variables in computer science are different from variables in math class. Scholars learn to work with variables in computer programming by developing a mental model for how variables...
Teach Engineering
Exploring Variables While Testing and Improving Mint-Mobiles (for High School)
Mint candies are good for more than just one's breath. Using basic materials such as mint candies, straws, index cards, and Popsicle sticks, scholars create race cars that meet a given budget as well as design constraints. They perform...
BW Walch
Creating Linear Equations in One Variable
The example of two travelers meeting somewhere along the road has been a stereotypical joke about algebra as long as algebra has existed. Here in this detailed presentation, this old trope gets a careful and approachable treatment....
CK-12 Foundation
Simplify Products or Quotients of Single Variable Expressions: Quotients of Single Variable Expressions
Investigate division within an algebraic term using an inquiry-based lesson. Individuals adjust sliders and watch as the simplification of the term changes. Questions help guide them to important conclusions.
CK-12 Foundation
Single Variable Expressions: Neighborhood Block
The number of bicycle wheel turns is as good as any way to describe the distance from school to home. An interactive lets young mathematicians determine the number of city blocks a person bicycles. They use this information along with an...
Pace University
Grades 7-8 Independent and Dependent Variables
It all depends upon the independence. The differentiated instruction lesson introduces learners to independent and dependent variables. Using real-world situations, scholars gain a conceptual understanding of the difference between the...
College Board
Random Variables vs. Algebraic Variables
Variables can vary in meaning. A reference material for AP® Statistics explains the difference between random and algebraic variables. It provides a hypothetical situation involving dice—great for use in a classroom situation.
Kenan Fellows
Multivariate Least Squares Regression Model with Variable Selection
The risk of contracting an infection in the hospital is low, but it does happen. Learn what risk factors have the highest correlation with hospital-acquired infections in the final lesson of a three-part series. Using the open source R...
Curated OER
Scientific Method, Control and Variables
Middle school scientists bathe in Bikini Bottom with SpongeBob and friends. They define steps in the scientific method. They identify independent variables, dependent variables, and the control for science experiments being carried out...
Kenan Fellows
Algebra I Review, Solving for Unknown Variable
Many high school science courses rely on mastery of algebra skills. In an integrated chemistry and Algebra II lesson scholars review solving equations for a specified variable with a worksheet. They use common chemistry equations to...
Curated OER
Those Vexing Variables
Students recognize dependent and independent variables in an experiment by practicing manipulation of variables; students practice designing experiments that contain the two types of variables.
Curated OER
Applying Properties to Variables
Eighth graders combine like terms in this properties of variables lesson plan. Using named items (stars, moons and hearts), they combine like terms using variables. They use the distributive property to combine like terms. Finally, they...
PHET
Equality Explorer: Two Variables
Solving equations in two variables can't be that much harder than solving equations in one variable. Using a balance interactive, scholars solve equations in two variables. They apply inverse operations by adding -x, -y, or -1 as...
Teach Engineering
Exploring Variables While Testing and Improving Mint-Mobiles (for Middle School)
There are more ways to use mint candies than to just eat them. In groups, learners design and build race cars using mint candies, drinking straws, Popsicle sticks, index cards, and other materials. They decide on an independent variable...
Organization for Educational Technology & Curriculum
Introduction to Variables and Algebraic Expressions
Begin your next algebra unit with this introductory lesson on variables and algebraic expressions. This plan requires a SMART board and includes a SMART notebook file. The file contains a guiding question and two learning activities that...
EngageNY
Discrete Random Variables
You don't need to be discreet about using the resource on discrete variables. In the fifth installment of a 21-part module, scholars explore random variables and learn to distinguish between discrete and continuous random variables. They...
Alabama Learning Exchange
Can You Solve the Mystery of the Variable?
Solving a murder is like isolating a variable. Using a video on a murder mystery, the narrator introduces the idea of solving a literal equation for one variable. After solving several equations, the class comes up with a set of...