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Fun machines : step-by-step science activity projects from the Smithsonian Institution.
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Fun machines : step-by-step science activity projects from the Smithsonian Institution.
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3 Total copies, 3 Copies are in, 0 Copies are out.
Provides instructions for making such devices as a tin-can telegraph, crystal radio, and kaleidoscope, and suggests a variety of related experiments and other activities.
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Authors
Smithsonian Institution
Subjects
Science--Experiments.
Scientific recreations.
Machine design.
Language
English
Series
Hands on science.