American Institute of Physics
The Black Scientific Renaissance of the 1970s-90s: African American Scientists at Bell Laboratories
A two-part instructional activity asks young scientists to research the contributions of African American scientists at Bell Laboratories. After presenting their findings, class members watch two demonstrations that introduce them to...
Curated OER
Using a Dictionary: Root Words
A dictionary is a very helpful tool. Teach your third graders how to locate words, define them, and understand what root words are. They look up 12 words, write their definitions, then determine the root word that helps categorize each...
Curated OER
TE Activity: Sound Line
Students investigate the decibel readings of various noises. They determine why high-level readings damage hearing. Students arrange sound from the lowest to highest decibel levels when they written on a piece of paper.
Other
Edison: His Life and Inventions: The Telephone, Motograph, and Microphone
This site offers the text of a book by Frank Dyer and Thomas Martin published in 1929 on the inventions of Thomas Edison. This particular page discusses Alexander Graham Bell's development of the telephone and the controversy over Thomas...
TeachEngineering
Teach Engineering: Sound
Students learn the connections between the science of sound waves and engineering design for sound environments. Through three lessons, students come to better understand sound waves, including how they change with distance, travel...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Thomas Alva Edison
Thomas Alva Edison was born at Milan, Ohio, February 11, 1847, but the family soon after moved to Port Huron, Michigan. He had to earn his living from early boyhood, and was a train boy on a railroad. A station master, whose child's life...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Thomas A. Edison
Thomas Edison invented the automatic repeater, duplex telephone, phonograph, the electric pen, the microphone, the megaphone, kinetoscope, the microtasimeter, and the quadruplex and sextuplex transmitters.