Elementary, Intermediate and Arithmetic Series: Grades 1-6
The Elementary Series can be started anytime between kindergarten and fourth grade depending on the readiness of the reader, and is followed by the Intermediate Series. These 13 books contain the all the math typically taught by fourth grade.
The Arithmetic Series covers Fractions, Decimals and Percents. It is usually read in 5th and 6th grade, and prepares a student for Pre-Algebra.
