This site offers twelve puzzle sets. Each set challenges you with four or five jigsaw puzzles made from images found in the American Memory collections. As each puzzle in the set is completed, a new puzzle will appear...until you have completed all of the puzzles in that set. You will then have a chance to use what you have learned to discover the Big Picture...the theme the images in the set have in common
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This is a game in which the viewer assumes the role of historical detective, searching for clues in photographs and eyewitness accounts about immigrant life in America.
This site examines 16 inventions: the submarine, battery radio, cotton gin, reaper, electron microscope, telephone, gramophone, telecommunication cable, snow gauge, ornithopter, airphibian, and others.