"The first thermometers were very different from the ones used today. Imagine two people measuring the temperature of the same water with different thermometers. Learn about the tools needed to measure how hot or cold things are in "Temperature", an ALL ABOUT MEASURING book. Each book in this series helps children learn basic measuring concepts. Simple, engaging text and colorful photos help students gain a better understanding of measurement fundamentals and encourage a love of reading. Each AV2 media enhanced book is a unique combination of printed book and exciting online content that brings the book to life. Readers can access embedded weblinks, audio and video clips, activities, and other features, such as a slideshow, matching word activity, and quiz."--