Science fair projects

By Dan Keen, Robert L. Bonnet

Subjects: Science & Nature - General, Juvenile literature, The environment, Exhibitions, Children: Young Adult (Gr. 7-9), Science, Children's 9-12 - Science, Science projects, Environmental protection, juvenile literature, Science & Technology - Experiments & Projects, Juvenile Nonfiction, General science, Natural history & pets, Environmental protection

Description: Includes index