In 1776 Thomas Jefferson wrote the Declaration of Independence on this portable desk of his own design. It features a hinged writing board and a locking drawer for papers, pens, and inkwell. By the summer of 1776 members of the Second Continental Congress prepared to declare thei

One of two telephones used by Alexander Graham Bell in a demonstration that took place between Boston and Salem, Massachusetts on November 26, 1876. Critical features are the iron diaphragm (seen as a black circular disc mounted on the vertical wooden support), two electromagnets (seen in white,

A short video, this one is great as a lesson opener! "Freemason's Snuff Box" is the second episode in the NMAH webseries "Founding Fragments." Join host Tory Altman for a behind-the-scenes look at some of our most intriguing and little-known objects.  Hear personal interviews with curators a

This apparatus was designed by Catherine Stern, a physicist by training and the founder of a Montessori school in her native Germany. Stern and her husband were of Jewish descent, and emigrated to New York City in 1938 to avoid persecution by the Nazis. There she developed these materials, descri

Meet Steven Turner, curator at the Smithsonian's National Museum of American History, as he discusses the Smithsonian's scientific instrument collection. This video focuses on instruments that showcase acoustics resonance, including tuning forks on resonator boxes, matching resonators, Helmholtz

This activity challenges students to think about the 1898 Standard Voting Machine and the democratization of the voting process in the United States. It includes a preliminary activity intended to introduce students to doing history with objects and three lesson plans focused on th

This object-based learning activity revolves around an 1898 Standard Voting Machine, the fight against voting fraud and the extension of voting rights in the late nineteenth and early twentieth centuries. Students will learn how voting technology was used to democratize the voting process in the

Aladdin Industries profited from the success of The Jetsons television cartoon series in the fall of 1963 by introducing a domed lunch box featuring that space-traveling suburban family and their robotic maid. American notions of family life in the 1960s traveled effortlessly outward to

Taking America to Lunch is an online exhibition that includes a sampling of illustrated lunch boxes and beverage containers dating from the 1890s through the 1980s. Students will learn how television changed the metal lunch pails carried by industrial workers and students a century ago i

In this online exhibition, students will learn how fear of Soviet domination galvanized reform in science and math education during the 1950's and 60's. On October 4, 1957, the Soviet Union launched Sputnik, the first artificial satellite to orbit the earth. In order win the "Space Race", the Uni