Getting to Know Simple Machines Books - Set of 6
4 years & up. Introduce your children to early STEM concepts with this engaging Getting to Know Simple Machines Early STEM Concepts Book Set. Children will enjoy learning about the inner workings of important machine features. These books are ideal for the woodworking and science areas in your classroom as each book centers around a particular machine. Encourage your children to ask questions about concepts or vocabulary they're unfamiliar with. Set of 6 paperback books.