Shares instructions for creating Earth-themed technology projects, including devising a sundial from recycled cardboard, refreshing old earbuds with string, and making a cell phone charging cradle from a recycled container.
Audience
Age 8-11.
Note
Age 8-11.
Audience
Grade 4 to 6.
Note
Grade 4 to 6.
Bibliography
Includes bibliographical references (page 31) and index.