Machines

By John Stringer, Caroline Grimshaw, Iqbal Hussain

Subjects: Juvenile literature, Machinery, Children's Books/Ages 9-12 Nonfiction, Children: Grades 3-4, Technology, Questions and answers, Miscellanea, Children's 9-12 - Technical

Description: Uses a question-and-answer format as well as quizzes and other activities to describe machines, present their history, explain how they operate, and discuss how they change the world.