The Clock

Busy people need to keep track of time. A clock is used to measure seconds, minutes, and hours. Learn about different types of clocks and the history of clocks in Clock, 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 a 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.