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Subtopic: Earth History

Change grade range

Resource	Grade Level	Media Type
Aging Diamonds? In this video from Nature, geological detectives use ancient diamonds to learn more about Earth's inner layers.	6-12	QuickTime Video
Building the Channel Tunnel How do you build a tunnel 32 miles long -- under water? This video segment adapted from Building Big, follows the construction of the Channel Tunnel (nicknamed "Chunnel"), the engineering wonder that connects England to France.	3-12	QuickTime Video
Caves: Extreme Conditions for Life This video segment adapted from NOVA raises the provocative idea that if life can exist in the most extreme environments on Earth — such as in dark, toxic caves — then perhaps living things can also survive in harsh environments on other planets.	6-12	QuickTime Video
Climate Change Impacts Alaska Glaciers This video adapted from KTOO takes a look at Earth's warming and cooling cycles and the current atypical trend of warming that is impacting the glaciers in Alaska's Inside Passage.	6-12	QuickTime Video
Construct an Aqueduct Think like an engineer and build an aqueduct in this interactive activity from the NOVA Web site.	3-12	Shockwave Interactive
Continental Drift: From Idea to Theory In this media-rich activity designed to enhance literacy skills, students learn how the theory that explains the position of Earth's continents was established and later modified, and gain important insights into how science and the scientific community operate.	5-12	Student Activity
Darwin's Diary Delve into the private thoughts of a reluctant revolutionary in this Evolution Web feature.	9-12	Flash Interactive
Darwin's Letters: Collecting Evidence This group of letters is a sample of the extensive correspondence Darwin carried on with a wide group of friends and colleagues as he collected evidence to support his theory of evolution by natural selection. From Charles Darwin's Letters: A Selection 1825-1859.	9-12	HTML Document
Deep Time This interactive timeline from Evolution offers a visual representation of the major geological changes, transformations, and extinction episodes in the 4.6-billion-year history of Earth.	6-12	Flash Interactive
Earthquakes: The Prehistoric Record In this video segment adapted from NOVA, a geologist digs a trench along the San Andreas Fault to reveal three thousand years of earthquake history. Information from the layers of sediment may help geologists to predict earthquakes.	3-12	QuickTime Video
Evidence for Evolution In this Evolution WebQuest you will investigate a variety of types of evidence for evolution.	9-12	HTML Document
Evolving Ideas: How Does Evolution Really Work? The process of evolution through natural selection is the focus of this video segment from Evolution, which presents a field study of hummingbird speciation in Ecuador.	9-12	QuickTime Video
Fish Behavior Students are asked to explain the advantages of a fish participating in a school.	6-12	QuickTime Video
Fossilized Dinosaur Bones This still collage produced for Teachers' Domain features a variety of images of fossilized dinosaur bones, which provide evidence for the existence of these fascinating reptiles.	K-8	Flash Image
Fossils: An Ancient Sea in Indiana In this interactive activity from the Children's Museum of Indianapolis, Indiana, examine a piece of the ancient Borden Sea in what is now central Indiana. Explore the types of fossils found there and the clues they offer to ancient life on Earth.	3-12	Flash Interactive
The Grand Canyon: Ancient Mountains This video segment adapted from NOVA features the twisted and melted forms of the Grand Canyon's oldest rocks, the 1.7-billion-year-old Vishnu Schist.	6-12	QuickTime Video
The Grand Canyon: Evidence of Earth's Past In this video segment adapted from NOVA, a fossil found among the Grand Canyon's rock layers reveals the existence of a shallow sea that once covered most of western North America.	6-12	QuickTime Video
The Grand Canyon: How It Formed This video segment adapted from NOVA uses animation to present the theory of how the Grand Canyon was formed and features rare footage of a phenomenon known as debris flow.	3-12	QuickTime Video
The Grand Canyon: Its Youngest Rocks This video segment adapted from NOVA features the youngest rock formations in the Grand Canyon, lava dams, and how they are subject to the eroding power of water.	6-12	QuickTime Video
The Grand Canyon: The Top Two Rock Layers This brief video segment adapted from NOVA uses illustrations and the well-preserved footprints of a small reptile to portray the history of the Grand Canyon's top two rock layers.	3-12	QuickTime Video
Greenland Ice Sheet Project 2: A Record of Climate Change Using images and graphs, this interactive resource illustrates scientists' efforts to study Earth's climatic history for the last 250,000 years by drilling into the Greenland Ice Sheet and examining ice cores. Adapted from the Wright Center for Science Education, Tufts University.	9-12	Flash Interactive
How a Dinosaur Became a Fossil This interactive resource adapted from the Museum of Paleontology at the University of California, Berkeley shows how a dinosaur can be buried under sediment after it dies, become a fossil, and then become exposed and discovered by paleontologists.	3-8	Flash Interactive
How Caves Form This interactive activity from NOVA Online shows four different ways in which caves are formed: by rainwater, waves, lava, and bacteria.	3-12	Flash Interactive
How Do Avalanches Form? In this video segment adapted from NOVA, dramatic footage of avalanches and animations of ice crystals illustrate how a layer of weakly-bonded snow can contribute to a devastating avalanche.	6-12	QuickTime Video
Inclusion Conclusions Learn where diamonds originate and how inclusions trapped within diamonds help geologists determine their age in this video segment from Nature.	6-12	QuickTime Video
Secrets in the Salt This video segment adapted from NOVA scienceNOW describes a team of scientists searching for evidence of ancient life within a salt deposit that formed 250 million years ago.	6-12	QuickTime Video
Types of Fossils This interactive resource adapted from the University of California Museum of Paleontology features images of body fossils, trace fossils, and a combination of the two.	3-12	Flash Interactive