At head of title on cover: DK Smithsonian. Includes index.
Summary:
Presents over fifty science activities demonstrating such scientific properties as forces and motion, liquid and reactions, shapes and structures, and light and sound. Presents over fifty science activities demonstrating such scientific properties as forces and motion, liquid and reactions, shapes and structures, and light and sound. NjBwBT
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.