Tuesday, March 3, 2009

Alexander Graham Bell (1847 - 1922) Was Born

Alexander Graham Bell was an eminent scientist, inventor and innovator who is credited with inventing the first practical telephone.

- Wikipedia

Science Fair Project Information
Title: Repeat Alexander Bell’s Telephone Experiments
Subject: Telecommunication
Grade level: Middle / High School - Grades (6-12)
Academic Level: Ordinary
Project Type: Experimental
Cost: Medium
Awards: None
Description: Main topics: the tuning fork experiment, Alexander Bell’s liquid transmitter, variable resistance microphones

Link: http://www.juliantrubin.com/bigten/telephoneexperiments.html

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