I loved the grade-school math textbook series by Harold Jacobs: - Mathematics: A Human Endeavor - Elementary Algebra They are peppered with cartoons (especia

I loved the grade-school math textbook series by Harold Jacobs: - Mathematics: A Human Endeavor - Elementary Algebra They are peppered with cartoons (especially B.C.) and have lots of real-world motivation. I definitely recommend them for your kids if you have the choice.