number line

Presents the Standard Deviants approach to learning basic math, covering the addition of positive and negative integers, the number line, and number places.

Presents the Standard Deviants approach to learning basic math, covering the addition of positive and negative integers, the number line, and number places.

This math concept book engages young readers through simple text and photos as they learn about number lines.

The four monsters set up number signs along Monster Town Road to help Multiplex find cars when they break down.