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Resources

Free books, simulations, tools and reference sheets, chosen and shared by teachers and learners. Pick a subject and a level to see what is there.

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SimulationsExternal link
Graphing Lines

Change the slope and the intercept, and see the line, its equation and points move together. Pairs with the lessons on linear equations. Simulation by PhET Interactive Simulations, University of Colorado Boulder, licensed under CC BY 4.0 (https://phet.colorado.edu).

StemPy LabStemPy Lab
SimulationsExternal link
GeoGebra Classic

Draw points, lines, circles and graphs, and move them to test an idea in geometry or algebra. Free and used by teachers all over the world.

StemPy LabStemPy Lab
SimulationsExternal link
Desmos graphing calculator

Type an equation and see its graph at once. Drag a slider to change a number and watch the graph move. Free, and it works in the browser.

StemPy LabStemPy Lab