Includes index. Includes bibliographical references and index.
Contents:
Notes for helpers -- What is light? -- What is sound? -- Using this book -- Scientist kit -- Hand shadows -- Ray of light -- Through a lens -- Rainbow colours -- Changing colours -- Picture flicker book -- Seeing sound -- Light races sound -- Musical box -- Blow some music -- Record your results -- Quiz zone -- Picture quiz.
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.