Scientific American
Scientific American: The Origin of Oxygen in Earth's Atmosphere
The breathable air we enjoy today originated from tiny organisms, although the details remain lost in geologic time. Scientific American helps uncover this mystery.
BBC
Bbc: Science and Nature: Prehistoric Life: Sea Monsters Adventure Game
Learn about prehistoric sea creatures by playing this entertaining online game. A variety of skills are needed as you move through geologic time and encounter different sea creatures.
BBC
Bbc: Gcse Bitesize: Natural Selection and Evolution
Darwin's theory of evolution explains how species of living things have changed over geological time in order to survive in the changing environment. A link to a test is provided.
Science Struck
Science Struck: Flora and Fauna of the Ordovician Period
Describes plants and animals that lived during the Ordovician Period, where it falls in the geologic time scale, tectonic activity happening then, the climate and environment, and extinction events.
Quia
Quia: Dig Into Geology
Site provides games and activities that will allow students to have fun, and learn more about rocks and minerals at the same time.
US Geological Survey
Usgs: Water Quality of San Francisco Bay
This resource from the United State Geological Survey provides data about San Francisco Bay's water quality. Data is displayed in time series plots, vertical profiles, longitudinal sections, space and time contours, and x-y scatter plots.
Science Education Resource Center at Carleton College
Serc: The Science of Puddles
Students will look at their schoolyard and determine where a puddle will form after a heavy rain. They will map the school yard and draw chalk lines to demonstrate their predictions. After a rain children will check their predictions and...
Other
Denver Museum of Nature and Science: Ancient Denvers
What did Denver look like millions of years ago? Find out the answer to this and see how it has changed over time. There is also a list of parks to visit in Colorado.
Other
Sierra Club: Yosemite Glaciers
John Muir was in the Yosemite Valley in 1871. These notes describe his journey, explaining much about Yosemite glaciers and the progress they've made over time.
Smithsonian Institution
Smithsonian Learning Lab: Prehistoric Climate Change and Why It Matters Today
A slideshow will introduce the process of climate change that the earth has experienced since the beginning of time. Discover "leaf margin analysis" which scientists use while studying fossils to determine the temperatures they were...
National Geographic
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...
Utah Education Network
Uen: Fossils
Fourth graders act as paleontologists to figure out the environment where various fossils would have existed.
Georgia Department of Education
Ga Virtual Learning: Ap Biology: Evolutionary Biology
Through informational text, interactive activities, animations, and video clips, students investigate evolutionary biology.
University of California
Ucmp: Learning From the Fossil Record
Fossils provide scientists with clues about Earth's past. This site from the University of California's Museum of Paleontology is great for exploring lots of information on fossils.
Extreme Science
Extreme Science
Explore the science behind the "extremes" in our world. Organized into sections on earth science, the animal kingdom, technology, and space science, this site opens your eyes to giant creatures, amazing technological advances, vast...
Science Education Resource Center at Carleton College
Serc: Geo Logic: Continental Drift and Plate Tectonics
Using the skills of a paleontologist, students are asked to match up lecturers with what day and time they teach, and how many students they have based on clues given from several different perspectives. In the second part of the...
Other
Rockmans Trading Post: Welcome to the Mineral Information Finder
During your lifetime, you will use more than a million pounds of rocks, minerals, and metals. Dig through this web site and find out how.
Australian Museum
Australian Museum: Dating the Earth
How do scientists know how old the Earth is? What is radioactive dating? Are there other dating methods? Get the answers to these questions and others at this site presented by the Australian Museum Online.
Estrella Mountain Community College
Online Biology Book: The Nature of Science and Biology
Use the scientific reasoning and critical thinking to take an in-depth look at the basics of biology.
Estrella Mountain Community College
Online Biology Book: Development of Evolutionary Theory
Using diagrams and descriptive illustrations, this college-level biology reference book discusses the development of evolutionary theory.
McGraw Hill
Glencoe Biology: Fossil Evidence of Change: Self Check Quiz
Try these five multiple-choice questions about fossil evidence of change. After submitting answers, students can review the material.
Curated OER
The Virtual Fossil Museum: Fossils Across Geological Time and Evolution
Picture of the fossil Leanchoilia superlata from the Phylum Arthropoda recovered from Burgess Shale.
PBS
Pbs Teachers: Expedition Panama: Bridge That Changed the World
Investigate the Coriolis effect on the directional flow of currents by measuring linear speeds at different places on the globe. Create a timeline demonstrating geologic time.
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