Using a Ruler

Super Science Tools

by Nora Roman

Rulers seem like such simple tools, but their importance can't be overstated. Without rulers so many inventions and other human-made achievements would fall apart. Readers will review the basics and observe rulers being used in the working world. They'll even test out their own ruler skills as they find out that rulers rule in science.

24 pages, Library Binding

Published July 30, 2017