The astrolabe is an astronomical calculating device used from ancient times into the eighteenth century. Measuring the height of a star using the back of the instrument, and knowing the latitude, one could find the time of night and the position of other stars. The openwork piece on the front, ca

Students will learn how laws and customs led to separate and unequal education for people of color in the United States and the efforts made by citizens to guarantee equal education in the century before the Brown v. Board of Education decision. The Battleground: Separate and Unequal Educatio

Developed in Scotland and played in the northern United States, curling debuted as a medal sport at the 1998 Winter Olympics. This curling stone belonged to 75-year-old curler Rudy Senich, of Duluth, Minn., who has been curling three nights a week for the past 35 years. According to Senich's curl

Students will learn about Thomas Edison's life in the years after he had become one of the most famous men in the world. At the age of 40, with major inventions behind him, Edison faced a new technical world, which he had helped to create, and the challenge of competing with his ow

Gold coins fused by heat. Specific History This pile of five-peseta coins was fused together by the fire aboard the Spanish ship Infanta Maria Teresa, flagship of Admiral Pascual Cervera. General History Infanta Maria Teresa led the so

Spend time exploring Globalization and Food, two topics from the Global Era.

Take a closer look at the Global Era topics of Finance and Discount Retail.

Dig deeper into the Global Era topics of Networks and Earnings.

In this post, readers will draw connections between the food on our tables and the people and organizations that helped put it there.  More than a warm meal, the foods Americans consume have been a source of political tension and national change throughout the 20th century. 

In this post, readers will learn how fashion interacted with and reflected the Woman’s Suffrage movement of the early 1900s.  At the turn of the century, the tide of political change went hand-in-hand with the liberation of women’s bodies from corsets and close-fitting outfits.  An