Indicates that the item is a Top Pick. The full review is available in 102 Top Picks for Homeschool Curriculum.
ALEKS has a full range of individualized online math courses for grades 3-12. They include ongoing assessment and course adaptation to the needs of the student.
In addition to its homeschool math courses with a teacher, MathHelp.com offers unlimited free practice for homeschoolers on all topics in Pre-Algebra, Algebra 1, Geometry, and Algebra 2. Select "view courses" to see all the options.
Khan Academy offers free online math lessons. Students can work on individual topics, but material is organized by grade levels as well as by upper level courses, and the system helps direct students to appropriate starting points.
MIT OpenCourseWare includes free prep resources for the AP exam for Calculus.
Learning Things has free placement tests for Saxon Math for all levels.
WatchKnowLearn catalogs hundreds of free educational videos "Wiki-style" in both broad and sub-categories so it's easy to search. There are sub-categories for topics for all levels of math.
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Disclosure of Material Connection: Some of the links in the post above are "affiliate links." This means if you click on the link and purchase the item, I will receive an affiliate commission. Regardless, I only recommend products or services that I believe will add value to my readers. I am disclosing this in accordance with the Federal Trade Commission's 16 CFR, Part 255 "Guidelines Concerning the Use of Endorsements and Testimonials in Advertising."