In this math tutorial, practice working a problem with an exponent and see how accurate you are.

Practice evaluating powers of ten. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Learn from other student's mistakes by reviewing examples of the following Algebra topics: rational expressions, radical expressions, function notation, solving linear equations, solving linear inequalities, solving quadratic equations,...

In this video from Cyberchase, the CyberSquad uses a magic lily pad to escape from a desert island.

This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."