Saxon Math was created by John Saxon and is now published by Houghton Mifflin Harcourt, following his passing. It uses an incremental, spiral approach — introducing new concepts in small daily steps, then continually revisiting earlier material so skills stay fresh rather than being forgotten after a unit test. It’s one of the most widely used homeschool math programs, with over 30 years in the market and a strong track record of graduates testing well on the math sections of college entrance exams.
The program shifts noticeably by grade band: K-3 is scripted for the parent and leans heavily on manipulatives, grades 4-7 (sometimes called the Intermediate series) move into more independent textbook work with continued review, and the high school sequence (Algebra 1, Algebra 2, Advanced Mathematics, Calculus, Physics) prepares students for college-level math. Saxon will not sell the student text alone to homeschoolers — families need the accompanying solutions manual and test packet as well.
Best for families who want a rigorous, no-frills math program built on repetition and cumulative review, and who don’t mind a fairly traditional, low-graphics presentation.
Strong track record on college math placement and standardized test scores.
Concepts are revisited constantly, so retention beats one-and-done units.
One publisher, one philosophy, all the way through Calculus and Physics.

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