Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: Fill in the Boxes 1

For Students 8th - 10th Standards
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...
Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: Fill in the Boxes 2

For Students 8th - 10th Standards
Systematically combine shapes to arrive at one solution. The resource models a system of linear equations using colored shapes. Pupils follow rules to combine circles and squares to add the two equations together, resulting in one...
Interactive
PHET

Equality Explorer: Two Variables

For Students 6th - 12th Standards
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...
Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: XYZ Tiles

For Students 8th - 10th Standards
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
Interactive
CK-12 Foundation

Two-Step Equations with Addition and Multiplication: T-Shirt Equation

For Students 7th - 10th Standards
Interactive bar models make solving equations fairly easy. Scholars use an interactive to adjust a bar model representing an equation. This model helps solve the equation.
Interactive
CK-12 Foundation

Single Variable Division Equations: Paper Car Tires

For Students 7th Standards
Don't tire of solving equations, mix up your lesson! A virtual interactive has users drag paper tires to toy cars. Solving a one-step equation lets them find how many cars can be made from a given number of tires.
Interactive
CK-12 Foundation

Systems of Linear Equations in Three Variables: Intersecting Planes - No Solution

For Students 9th - 12th
How many different ways can three planes intersect? The interactive provides three movable planes. Pupils manipulate the planes to determine the number of solutions possible based upon their intersections.
Interactive
CK-12 Foundation

Repeating Decimals: Does 1 equal 0.999... ?

For Students 6th - 8th Standards
Six questions make up a challenging interactive that tests scholars' knowledge of repeating decimals. Mathematicians answer true or false and multiple-choice questions with help from a tool that highlights decimal movement in an...
Interactive
PHET

Ohm's Law

For Students 6th - 12th Standards
Why did Mr. Ohm marry Mrs. Ohm? He couldn't resistor. An electrifying simulation allows scholars to control both voltage and resistance in order to see the current change. The formula is displayed and as you increase one variable, it...
Interactive
CK-12 Foundation

Equations with Variables on Both Sides: Rubber Ducky Math

For Students 8th
Rubber ducky, you're the one ... to help solve equations. Young mathematicians use an interactive to set up a situation involving rubber ducks. This helps users visualize and solve an equation with variables on both sides.
Interactive
CK-12 Foundation

Determining the Equation of a Line: Temperature Conversion Challenge

For Students 8th - 10th Standards
Line up the temperature conversions. Pupils create the linear function between Celsius and Fahrenheit on a graph by plotting the freezing and boiling points of water. The scholars determine how the relationship changes based upon...
Interactive
CK-12 Foundation

Solving Logarithmic Equations

For Students 11th - Higher Ed Standards
Pupils follow a chain of reasoning in deconstructing a logarithmic equation step by step. Using their knowledge of logarithms, learners compare the solutions of logarithmic equations when the bases are changed.
Interactive
Shodor Education Foundation

Equation Solver

For Students 6th - 10th Standards
Solve your equation and prove it, too. Young mathematicians solve linear equations using an interactive. They must input a property to justify each step of their solutions.
Interactive
Physics Classroom

Case Studies: Impulse and Force

For Students 9th - 12th Standards
Why are gym walls padded and cars required to have air bags? Scholars observe two similar situations, such as those listed above, with only one variable altered. They identify the different variable and determine how the variation...
Interactive
Arcademics

Four Wheel Fracas

For Students 3rd - 6th Standards
A quick learning game challenges players to solve one-step addition and subtraction algebraic equations. Scholars play against several others, racing around the track in their four-wheeler, to see who can solve for a variable as fast...
Interactive
Curated OER

Introduction to Quadratic Equations

For Students 8th
In this quadratic equations worksheet, 8th graders solve and complete 7 various types of problems. First, they find the area for each rectangle with a given perimeter. Then, students describe the shape of the graph and use the equation...
Interactive
CK-12 Foundation

Multi-Step Equations with Like Terms: Shipments

For Students 8th - 9th Standards
Who doesn't like boxes of money? A drag-and-drop interactive lets users separate variables and constants to combine like terms. They answer a set of challenge questions based on the results of the interactive.  
Interactive
Shodor Education Foundation

Algebra Quiz

For Students 6th - 10th Standards
Reviewing the process of solving equations is as easy as one click of a button. Scholars solve linear and quadratic equations by using a helpful interactive. The computer app automatically scores responses, providing immediate feedback...
Interactive
Curated OER

Solving Equations with the Variable on Both Sides

For Students 9th - 12th
In this online math worksheet, students solve equations which have the variable on both sides. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching...
Interactive
PHET

Friction

For Teachers 6th - 12th
Friction leads to movement, heat, and melting on such a small scale most people don't notice. A short simulation permits scholars to observe the reaction between atoms as they move together.  The simulation applies the concept of...
Interactive
Curated OER

Multi-Step Equations

For Students 9th - 12th
In this online math learning exercise, learners solve multi-step equations which have the variable on both sides. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
Interactive
Curated OER

Solving System of Equations by Addition

For Students 9th - 11th
In this Algebra I/Algebra II learning exercise, students solve systems of linear equations by addition.  The one page interactive learning exercise contains ten questions.  Answers and hints are provided.
Interactive
Curated OER

Solving Equations by Combining Like Terms

For Students 9th
In this Algebra I worksheet, 9th graders solve linear equations in which like variable terms must be combined. The one page interactive worksheet contains fifteen problems. Answers and a hint are provided. 
Interactive
Curated OER

Nine Solving Algebraic Equations Problems

For Students 7th - 9th
In this solving algebraic equations worksheet, students solve nine equations for the variable a.  A sample problem and the solutions are provided.