This document is an excerpt of Thomas Jefferson’s only book-length publication. Jefferson wrote the work during the early 1780s in response to a series of questions from Frenchman Francois de...
An introduction to visualizing the topography of Monticello in the classroom, using the mountain on which Monticello sits to find the angle of elevation to Montalto (the adjacent mountain that...
An exploration of ternary graphs and the science behind the red soil at Monticello, and a journey through calculations which give us a better understanding of how much work the...
When Jefferson purchased the Louisiana territory from France, he commissioned Lewis and Clark to explore the new territory. What was the purpose behind this mission? Were they sent as explorers...
This lesson plan helps students make connections between Thomas Jefferson’s handling of the Barbary Pirates and contemporary presidential actions toward unconventional enemies of the United States, including Jimmy Carter’s Iran...
This map of North America was drawn not long before the Louisiana Purchase. The United States is shown here in green, with the Mississippi River as its western boundary. The...
This 1719 map provides a comprehensive overview of the world as it was understood in the early eighteenth century. Although the map accurately depicts the continents of Africa and Asia,...
William Clark, who explored the West with Meriwether Lewis, made this map in 1810. The Great Lakes appear in the upper right corner; the Pacific Ocean is on the extreme...