For decades, teachers drilled American school children using flash cards that gave simple arithmetic problems. The advent of inexpensive electronic calculators in the 1970s made it possible to do much routine arithmetic automatically. To teach school children the meaning of basic operations, new dev

Students will learn about everyday life in the Japanese American internment camps during World War II. Living in geographically isolated camps under harsh conditions and laboring for unfair wages, internees recreated a community structure that enabled them to live as normal a life as possible as

This annotated bibliography, part of the A More Perfect Union online exhibition, includes works of non-fiction, fiction, poetry and children's literature. A More Perfect Union focuses on the experiences of Japanese Am

This is a set of eight "dropping sticks" used to teach acoustics. It was made in Paris by the famous scientific instrument maker Rudolph Koenig, sometime between 1858 and 1902. This particular set was used in the introductory physics class of the Worcester Polytechnic Institute. These s

Students will learn the methods of preservation used in restoring the papier-mâché artificial anatomy collection. The exhibition covers the necessity for preservation, the examination methods used, as well as preservation techniques. This exhibition is also helpful for those students who are in

Students will learn how leaders of the Howard University law school and the Legal Defense Fund of the NAACP prepared to fight segregation in the nation's public schools. An Organized Legal Campaign is the third section of the online exhibition entitled

Mariachis, groups comprised of vocalists, trumpeters, violinists, and various bass and guitar players, are today considered Mexico's traditional musical ensemble. Originally from the state of Jalisco, mariachi music transformed itself from a regional to a national music between the 1930s and 1950

This teacher resource challenges students to think about the Jefferson desk and the Declaration of Independence as objects that are valuable sources of historical information. It includes a preliminary activity intended to introduce students to doing history with objects a

The Confederate States of America’s first national flag was also known as the “Stars & Bars.” This flag flew from 1861 to 1863. Each of the eight stars represented a Confederate state in March 1861 when the flag was adopted.

The halberd was a versatile pole arm developed as an infantry weapon in the 13th century. It has an ax-like blade and a steel spike mounted on the end of a long shaft. By the time of the Seven Years War it was carried by sergeants as a symbol of rank and authority.