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Number and Algebra »
Topic: Linear and nonlinear relationships
Expression diagrams (animations)
These animations introduce and demonstrate expression diagrams, also known as arrow diagrams or flowcharts. Expression diagrams show how an algebraic expression is built. They promote a deeper understanding of algebra and also help students to solve equations. There are some optional step-by-step explanations that can be turned off if you are presenting to a class.
Inequalities with GeoGebra
User interacts in a variety of ways with inequalities and then checks answer !
Worksheet to use with this interactive.
Slope Dude
Slope dude loves to ski. He teaches us about slope by talking while he skis the course. We learn from him that uphill slopes are positive, Downhill slopes are negative, flat slopes are zero, and vertical “slopes” are undefined.
Super Ultimate Graphing Challenge
Explore the physics of velocity, acceleration and time with this interactive graphing game.