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Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/10/2010
Edwin McMillan shared the 1951 Nobel Prize in Chemistry with Glenn Seaborg. McMillan discovered element 93, or neptunium, in 1940 while working on the world's largest cyclotron at the Lawrence Livermore National Laboratory. Seaborg's discovery of element 94, or plutonium, was based on McMillan's
Grade Range:
4-12
Resource Type(s):
Reference Materials
Date Posted:
10/14/2008
Students will learn how Americans joined the Allies to defeat Axis militarism and nationalist expansion. Sixteen million Americans donned uniforms in this section of the online exhibition The Price of Freedom: Americans at War. The millions more who stayed home comprised a vast civilian
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