Tuesday, January 5, 2010

The Speed of Sound

Tomorrow, January 6, marks an astounding 171 years since Samuel Morse provided the first demonstration of the electric telegraph. Who would have ever thought there could be something as a telephone, let alone a cell phone that we take with us whever we go. Find out more about the evolution of telecommunicatins with today's freebie.

Title: Through the Wires: A Century of Telecommunications
Description: Covers the era from Samuel Morse and Alexander Graham Bell, to the explosion of the Internet.
Suggested Grade: 4-Adult
Format: Web Site
Availability: Available to all requesters
Source: Farhana, David, and Tiana

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