How Things Work Four Volume Set - Educational Science Books for Kids & Teens - Perfect for Homeschooling, Classrooms & STEM Learning

Product Description

The set is designed to give the layman an understanding of "how things work" from the simplest mechanical functions of modern life to the most basic scientific principles and complex industrial processes that affect our well-being. Book is in very good condition. Proceeds benefit the Oklahoma City Metropolitan Library System. Feedback on purchases is greatly appreciated. There is a full index and contents.