Curated OER
Graphing Equations
In this algebra worksheet, students solve linear equations through evaluations and graphing. There are 76 questions ranging from addition to division of linear equations.
Discovery Education
Discovery Education: Web Math: Plots and Geometry
This site provides descriptions and helpful hints regarding conic sections - circles, parabolas, ellipses, and hyperbolas. Content also includes interactive problem solvers complete with a full analysis of the math behind the answer.