History and prehistory | The Origin of Humans and Human Societies | World History | Khan Academy

Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/humanities/world-history/world-history-beginnings/origin-humans-early-societies/v/history-and-prehistory How do we know what we know about prehistory, the time before the invention of writing? Sal explains. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/humanities/world-history/history-beginnings/origin-humans-early-societies/e/knowing-prehistory-exercise Watch the next lesson: https://www.khanacademy.org/humanities/world-history/history-beginnings/origin-humans-early-societies/v/peopling-the-earth World History on Khan Academy: From prehistory to today, this course covers the human events that have shaped our planet. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content. For free. For everyone. Forever. #YouCanLearnAnything Subscribe to KhanAcademy: https://www.youtube.com/subscription_center?add_user=khanacademy