Singapore Math Inc. A hands-on approach to mathematics - RightStart Mathematics by Activities For Learning Inc. Saxon Home School. Go Math!
Academy. Math Mammoth - affordable, quality math worktexts and workbooks. Miquon. Miquon Math helps children learn to view the world mathematically.
The program emphasizes mathematical patterns and relationships rather than pre-set formulas and methods. It uses Cuisenaire® Rods* and a unique graphic layout to help children discover mathematical patterns and relationships with just a bit of guidance from their teachers as necessary. Discovery Learning Some parents use Miquon Math as their central math program in the early elementary years. It covers all the standard subjects and more. Learn More As the publishers note, it is probably the only math program on the market that uses all four arithmetic operations (addition, subtraction, multiplication and division) beginning in the first half of "first grade" (Orange book).
Horizons. Math-U-See.