The Blackberry is a handheld wireless Personal Data Assistant (PDA) and communication device.
History Explorer Results (16)
Related Books (0)

Grade Range:
9-12
Resource Type(s):
Reference Materials
Date Posted:
11/8/2009
This website reviews the early history of submarines and their radical transformation after World War II. Students will learn how submarines were built, how they work, and what they do. They will also learn the story of submariners and their families, Americans who were on the fron

Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/6/2008
During World War I, machine guns were heavy, crew-served weapons. Their operation required several soldiers. Even so-called light machine guns could not easily be handled by single soldiers. To meet the need for an individual rapid-fire weapon, several inventors devised submachine guns. Light eno

Grade Range:
4-12
Resource Type(s):
Reference Materials, Primary Sources
Date Posted:
10/14/2008
Students can use this online collection search to explore hundreds of artifacts related to America's military history. The objects are part of an online exhibition, The Price of Freedom: Americans at War.

Grade Range:
4-12
Resource Type(s):
Reference Materials
Date Posted:
10/14/2008
Americans reluctantly entered Europe's "Great War" and tipped the balance to Allied victory. The United States emerged from the war a significant, but reluctant, world power. Students will learn about American involvement in World War I and how American industrial and military might bro

Grade Range:
4-12
Resource Type(s):
Primary Sources, Interactives & Media, Lessons & Activities, Worksheets
Date Posted:
9/9/2008
This collection of learning resources was developed in conjunction with the exhibition The Price of Freedom: Americans at War Teacher's Manual. Included in this set of materials is "Who Am I? A History Mystery", an interactive game in which students select a mystery c

Grade Range:
5-12
Resource Type(s):
Reference Materials
Date Posted:
9/3/2008
Americans have gone to war to win their independence, expand their national boundaries, define their freedoms, and defend their interests around the globe. This online exhibition examines how wars have shaped the nations' history and transformed American society. Students will learn about America