A unit on nutrition, with charts that tell why one eats as well as what one should eat. Each class of food has a definite function; over fifty nutrients are needed for good health and they have been divided into six...

This series of videos, created by Salman Khan of the Khan Academy, features topics covered from very basic algebra all the way through algebra II. This is the best algebra playlist to start at if you've never seen...

More than 50 "informal notes" by Kevin Brown on algebra. Kummer's Objection; irreducibility criteria, multiple linear regression, string algebra, characteristic polynomial of a matrix, iterated means, sums of powers,...

This series of videos contains 180 Worked Algebra I examples (problems written by the Monterey Institute of Technology and Education). You should look at the "Algebra" playlist if you've never seen algebra before or if...

The self-proclaimed "autodidact math enthusiasts" behind Algebrarules.com write that they were "looking for all the rules of basic algebra presented consistently in one place" but couldn't find one. So they created...