This 20-minute video lesson looks at Napoleon's Peninsular Campaigns and how French forces became embroiled in the Iberian Peninsula. [History playlist: Lesson 23 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this 9-minute video lesson, Sal compares the pattern of U.S. Cold War interventions in Korea, Cuba, and Vietnam. [History playlist: Lesson 10 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This 8-minute video lesson considers Thomas Malthus's views on population growth and discusses Malthusian limits. [History playlist: Lesson 26 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This 18-minute video lesson gives a basic overview of U.S. history from Jamestown to the Civil War. [History playlist: Lesson 1 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This 14-minute video lesson gives a basic overview of U.S. history from reconstruction to the Great Depression. [History playlist: Lesson 3 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This 15-minute video lesson gives a basic overview of U.S. history from World War II to the Vietnam War. It briefly looks at Hitler, the Cold War, the Bay of Pigs, the Cuban Missile Crisis, and the Space Race. [History playlist: Lesson 4 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This 18-minute video lesson provides an overview of the Vietnam War. [History playlist: Lesson 9 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this 14-minute video lesson Sal weighs in on capitalism and his understanding of when capitalism can potentially undermine innovation, competition and merit. [History playlist: Lesson 12 of 26]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discusses Hannah Hoch's "Cut with the Kitchen Knife Dada Through the Last Weimar Beer-Belly Cultural Epoch of Germany", collage, mixed media, 1919-1920.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discusses Hans Holbein the Younger's "Christina of Denmark", Duchess of Milan, 1538, oil on oak, 179.1 x 82.6 cm (The National Gallery, London).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discusses Hans Holbein the Younger's "The Ambassadors", 1533, oil on oak, 207 x 209.5 cm (The National Gallery, London).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discusses Hans Holbein the Younger's "The Merchant Georg Gisze", 1532, oil on oak, 97.5 x 86.2 cm (Gemaldegalerie, Staatliche Museen zu Berlin).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Learn how a cow eats and digests food in this video segment from Nature.

This art history video discussion looks at the "Holy Thorn Reliquary" (made in Paris for Jean, Duc de Berry), c. 1390s, gold, enamel, ruby, pearl, sapphire, and rock crystal, 30 x 14.2 x 6.8 cm (British Museum, London).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discussion looks at Winslow Homer's "The Fog Warning (Halibut Fishing)", 1885, oil on canvas, 30-1/4 x 48-1/2 inches / 76.83 x 123.19 cm (Museum of Fine Arts, Boston).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This art history video discussion looks at Winslow Homer's "The Life Line", 1884, oil on canvas, 28-5/8 x 44-3/4 inches / 72.7 x 113.7 cm (Philadelphia Museum of Art).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

This video segment, adapted from NOVA, explores reasons why Homo sapiens had an advantage over Neanderthals in the pursuit of territory and natural resources.

This art history video discussion looks at Edward Hopper's "Nighthawks", 1942, oil on canvas, 84.1 x 152.4 cm / 33-1/8 x 60 inches (The Art Institute of Chicago).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this video from Outdoor Nevada, learn about the habitat, diet, and defense mechanisms of horned lizards.

This art history video discussion looks at a "House Altar" depicting Akhenaten, Nefertiti and Three of their Daughters, limestone, New Kingdom, Amarna period, 18th dynasty, c.1350 BCE (Agyptisches Museum/Neues Museum, Staatliche Museen zu Berlin).

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.