University of California
Ucmp: The Dinosauria
The Dinosauria provides the latest information about dinosaurs, including debunking myths, early dinosaur discoveries, characteristics of specific dinosaurs, life history, and discovery of dinosaur fossils.
Other
Clever Island: Dinosaurs
This primary age website requires no reading to construct the jigsaw dinosaur puzzle out of six pieces. The instructions are all spoken by the cartoon characters. Children can then watch a cartoon where one character goes back in time...
Ducksters
Ducksters: Dinosaurs for Kids
Dinosaurs: Kids learn about these ancient animals that wondered the Earth thousands of years ago. We know about them from studying fossils.
Science Education Resource Center at Carleton College
Serc: Geo Logic: The Big Five Mass Extinctions
Using GEOLogic puzzles, learners are asked to match the five largest mass extinction events with their relative dates, approximate duration, and severity based on clues given from various perspectives.
Other
University of Chicago: Dinosaur Extinction
This theory from the University of Chicago of dinosaur extinction revolves around the concept of plate tectonics, the movement of the continents over a sort of liquid around the planet.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Piece of Dinosaur Extinction Asteroid Puzzle Recovered
The first meteorite fossil discovered in this period when tests can be run on it, was found at Chicxulub in Northeastern Yucatan, Mexico. Scientists believe it is part of the meteorite which made the dinosaurs extinct.
Other
Who Dunnit to the Dinosaurs?
"One of the great mysteries in science is the extinction of the dinosaurs at the end of the Mesozoic Era some 65 million years ago. Who (or more likely what) caused it is unknown and a subject of great debate." Many theories are touched...
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Dinosaur 'Feathers' Are No Such Thing
From ABC News in Science, this article explores the validity behind current findings and research on the dinosaur to bird theory. The research is conducted on the Sinosauropteryx, which is a turkey-sized dinosaur with "proto-feathers."
Other
University of Bristol: The Kt Event
This dinosaur site, containing eight different sections, includes topics such as: 101 crazy theories about dinosaur extinction, the pattern and timing of extinction, evidence for late cretaceous climatic change, gradual extinction and...
BBC
Bbc Nature: Prehistoric Life: Jurassic Period
Overview of the Earth in the Jurassic Period told by photos, news, videos, and external links with emphasis on what grew then, what lived then, the causes of mass extinction, types of fossils, and what life was like in general.
Other
Scientists Say Star Collision Caused Dinosaur Extinction
"Israeli scientists have a new theory on why the dinosaurs became extinct: cosmic radiation that bombarded the Earth following the collision of two neutron stars." This article discusses the details of the theory.
Other
Dinosaurs' End, the Gravitational Hypothesis
The author of this site feels that there are too many problems with the current theories for why dinosaurs became extinct. He believes that his gravitational hypothesis is the correct answer, the dinosaurs suddenly got too heavy.
Smithsonian Institution
National Museum of Natural History: Paleobiology: Blast From the Past!
Examine evidence of a deep-sea core that provides evidence of an asteroid impact sixty-five million years ago, which may have contributed to the extinction of the dinosaurs.
Curated OER
National Park Service: Fossils in Time Unit
For this lesson, students learn about the earth's past by studying clues that have been left behind, such as fossils and rocks. Students will find the answers to many questions: What is paleontology?, What is geological time?, What can...
Other
Catastrophism and Mass Extinctions
An overview of Walter and Luis Alverez's theory that a large meteorite crashed into earth causing huge tidal waves, showers of ash, and an enormous dust cloud.
American Museum of Natural History
American Museum of Natural History: O Logy: Fighting Dinos: New Discoveries
A virtual investigation surmising how two fighting dinosaurs died in the Gobi Desert.
University of California
University of California: The Age of Mammals
This online chapter of a book studying biodiversity and conservation explores the evolution of mammals, from the extinction of the dinosaurs to the evolution of humans.
Lawrence Berkeley National Laboratory
Berkeley Lab: The Fruitful & Inventive Mind of Scientist Luis Alvarez
This article, reprinted from the fall 1979 LBL News Magazine, was written about Dr. Luis Alvarez and his part in the study of geological sediments and the great extinctions.
Curated OER
Sedl: Extinction
This second lesson in a course on dinosaurs is devoted to extinction. There are group activities, discussion of the idea, and a way to assess what the students have learned.
CK-12 Foundation
Ck 12: Episd: Cenozoic Era the Age of Mammals
[Free Registration/Login may be required to access all resource tools.] The two periods of the Cenozoic Era, Tertiary and Quaternary, granted the mammals the time and space to evolve since the dinosaurs became extinct.
University of California
Ucmp: The Cretaceous Period
This site from the UCMP Berkeley provides information about the Cretaceous Period, the last portion of the age of the dinosaurs and the continued break up of the continent of Pangaea.
PBS
Pbs Learning Media: Mammals Get Their Chance
In this video segment adapted from NOVA, animations of an asteroid hitting Earth are used to illustrate this widely accepted theory of dinosaur extinction and the resulting conditions that favored mammals.
Other
Black Hills Institute of Geological Research: Unearthing T. Rex
Follow the steps of paleontologists as they excavate Tyrannosaurus bones. This project took place in 2004 but there is plenty of useful information on the website for learning more about the T. Rex. Such as, how do you tell a male from a...
University of California
Ucmp: Welcome to the Dinobuzz
Site details with the current topics concerning dinosaurs. Site covers dinosaur speeds, dinosaur extinction, warm-blooded dinosaurs and more.