National Geographic
National Geographic: 45 Bce: Julius Caesar Takes a Leap
Why do we have an extra day at the end of February every four years? We have Julius Caesar to thank! Read this short explanation about how the calendar kept falling out of step with the seasons and Caesar's solution to the problem.
National Geographic
National Geographic: 49 Bce: Caesar Crosses the Rubicon
"Crossing the Rubicon" is a modern-day idiom meaning to commit to a particular plan or course of action that cannot be reversed. The phrase refers to how Julius Caesar crossed the Rubicon river and became embroiled in civil war in 49...
National Geographic
National Geographic: Crittercam Chronicles: Antarctica
Play a game where you explore three scenes in Antarctica and find different types of animals: south polar skua, crabeater seal, emperor penguin, ice fish, leopard seal, killer whale, krill, adelie penguin, and weddell seal. After you...
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National Geographic: Climate Change Quiz
Take the following five question multiple choice quiz on climate change.
National Geographic
National Geographic: Encyclopedia: Weathering
Nat Geo's encyclopedia entry will identify and explain what weathering is and how it affects Earth and the life on it. Check out the vibrant photographs will illustrate the weathering processes around the globe.
National Geographic
National Geographic: Introduction to the Underground Railroad
Ground level history of the necessary creation of the Underground Railroad. Young students will learn about slavery at an introductory level. A Sandstone Player extension activity is available.
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National Geographic: Human Impact on the Cloud Forest
A study discovering and exploring the cloud forest canopy and how humans have influenced the ecosystem's biodiversity.
National Geographic
National Geographic: Exploring Maps and Models of Earth
Young learners will discover what maps and globes look like and understand their functions.
National Geographic
National Geographic: Cardinal Directions and Maps
What are the cardinal directions and how are they used? Discover them and practice using them to find places on maps.
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National Geographic: Underground Railroad History of Slavery
Experience what it would be like be a slave seeking freedom by taking this journey on the Underground Railroad. Uses popups.
National Geographic
National Geographic: A Reason for the Season
This site provides a learning activity that can be adapted for all age levels that deals with the seasons. Students are asked to become a "season sleuth" and discover what causes the seasons to change.
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National Geographic: 3 Pound Goldfish Found How'd It Get So Big?
Find out about factors that affected this huge goldfish found in Michigan.
National Geographic
National Geographic: Your Ocean
This site provides a lesson plan for educators to use when teaching about the Ocean. In addition, there are many other related links and information about the ocean.
National Geographic
National Geographic: The Electoral College
Discover how the United States elects its president by using an Electoral College. A map shows how the Electoral College's 538 members are distributed throughout all fifty states and the District of Columbia.
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National Geographic: Landscape
A landscape is part of the Earths surface that can be viewed at one time from one place. It consists of the geographic features that mark, or are characteristic of, a particular area. This resource examines different ways types of...
National Geographic
National Geographic: The Underground Railroad: Routes to Freedom
Map with Underground Railroad routes and text.
National Geographic
National Geographic: Getting Lost
The National Geographic Society provides this lesson on cardinal directions for primary students that employs common classroom materials.
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National Geographic: Mental Maps
Provides the text of Geography Standard 2 for fourth, eighth, and twelth grades along with relevant activities, lesson plans, and learning activities.
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National Geographic: Ocean Abiotic Factors
Students define and provide examples of abiotic and biotic factors of different ecosystems. Then they investigate the importance of abiotic factors and physical processes within ocean ecosystems.
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National Geographic: Energy Sources and Energy Use
A brief lesson where students identify energy sources that are renewable and nonrenewable, and discuss their own energy use.
National Geographic
National Geographic: National Geographic Bee
The contest from the National Geographic Society is designed to include more geography in the classroom and spark student interest in the subject of geography.
National Geographic
National Geographic: Introduction to Latitude and Longitude
In this lesson, students learn to determine the latitude and longitude of locations within the United States, while making observations about climate and the ways in which these measurements can be useful. Includes maps and discussion...
National Geographic
National Geographic: Weather
One of the first things you probably do every morning is look out the window to see what the weather is like. Looking outside and listening to the day's forecast helps you decide what clothes you will wear and maybe even what you will do...
National Geographic
National Geographic: National Geography Standards Migration
Detailed site that explains the National Geography Standards. It supplies an extensive explanation of voluntary and involuntary migration. This information is helpful for developing a better understanding of migration and human movement.