The need for tools -- Form and function in tools -- Machines in motion -- Power for the people -- Staying in control -- Fabricating the future -- Glossary.
Summary:
Describes how humans first started using tools and traces the evolution of tools from simple stone implements to the high-tech devices of today, and includes experiments illustrating the scientific concepts behind tools.
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.