4th Grade Virtual Classroom
1/30/12
1926: Inventor Robert Goddard
1877: Thomas Edison Invents the Phonograph
The Wright Brothers In Flight
1903: Wright Brothers' First Successful Flight
1876: Alexander Graham Bell's Telephone Invention
1844: The Telegraph / Samuel Morse
1860: Pony Express Story
1807: Robert Fulton's Steamship
IMMIGRATION: Ellis Island 1892 - 1954
1862: Construction Begins for The First Transcontinental Railroad
1889: Oklahoma Land Rush Is Depicted in This Movie Clip
1/6/12
Schoolhouse Rock - Elbow Room
Process of Hearing Animation
Science of Sound & How the Ear Works
1/3/12
sound is vibrations
The Northwest Territory Review
The Louisiana Purchase in a Nutshell
WESTWARD EXPANSION SLIDESHOW.wmv
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