University of California
University of California Museum of Paleontology: Geology and Geologic Time
This site provides information about the geologic relationships of rock layers, as well as much about geologic time and the history of Earth.
Climate Literacy
Clean: A Fossil Thermometer
For this activity, students calculate temperatures during a time in the geologic record when rapid warming occurred using a well known method called 'leaf-margin analysis.' Students determine the percentage of the species that have...
Science Education Resource Center at Carleton College
Serc: American Field Guide: Relative Dating Telling Time Using Fossils
This website integrates video footage and information with lesson plans and activities to teach young scholars about the concept of relative dating. Students will graph a range chart for ammonites, determine the geologic age for several...
Other
The Japan Times: Neanderthal Man Type Site Rediscovered
The site gives a description of both the original and current finds at Neander Valley. DNA was used in identifying relics.
University of California
Ucmp: Online Exhibits
Visit the virtual exhibits at this site to learn more about paleontology, the history of the earth, and life on earth. Use the information on this site to understand geology, geologic time, evolution, and phylogeny.
Other
Virtual Fossil Museum: Fossils Across Geological Time and Evolution
Learn about fossils throughout geological time. Includes images of different types of fossils.
ClassFlow
Class Flow: Life & Geologic Time
[Free Registration/Login Required] This Flipchart accompanies chapter 14 in the Glencoe Earth Science text. The flipchart contains pictures that help students learn about Geologic time: Paleozoic, Mesozoic, Cenozoic and explains...
University of California
Ucmp: A Relative Dating Activity
An learning activity to help students grasp the concept of relative dating and geologic time.
Other
Devonian Times
Newspaper-formatted Devonian Times reports on the ongoing exploration and research being conducted at Red Hill, a Devonian-period fossil site located in central Pennsylvania, where an impressive array of fossilized animal and plant life...
Other
Bio Web Evolution: Homepage
This site from BioWeb Evolution was originally created as a ThinkQuest entry, and it has some good basic information about evolution. This page is on fossils and geologic time.
American Geosciences Institute
American Geosciences Institute: What Can We Tell From the Fossil Record?
Find out what the fossil record tells scientists about the geologic and biological history of the Earth.
American Geosciences Institute
American Geosciences Institute: How Do Species Change Over Geologic Time?
Find out about the ways that species change and evolve over time and generations.
Cosmo Learning
Cosmo Learning: Principles of Evolution, Ecology and Behavior
A collection of video lectures introducing beginning biology students to the principles of evolution, ecology, and behavior. The course was taught three times a week for a semester at Yale University. The course discusses concepts of...
Better Lesson
Better Lesson: Building the Grand Canyon
The Grand Canyon is an excellent model for learning about Earth's rock formations. Young scholars will look at fossils and the differences in layers to understand how the Earth changed over time. Resources included are detailed...
US Geological Survey
The Numeric Time Scale
This is a good source for getting an in-depth description of using radioactive decay to measure the ages of rocks. In addition to describing the process of radiometric dating, this resource also includes a geologic time scale and four...
Other
Fossil Museum: Paleobiology
This table is an overview of the appearance and extinction of major groups of organisms through geologic time.
Exploratorium
Exploratorium: Chaco Canyon: Observation: How Old Is It?
How is time read on the stone of the Chaco Canyon? Find out systems geologists have for dating rocks and fossils.
BBC
Bbc: Gcse Bitesize: Evolution Aqa
Evolution is the change of inherited characteristics within a population over time through natural selection, which may result in the formation of a new species. Fossils provide a record of organisms that lived a long time ago. They also...
Science Education Resource Center at Carleton College
Serc: Adventures at Dry Creek
This educational module enables students (5-12) to experience ongoing research of University of California paleontologists studying about life in Montana 60-70 million years ago. It gives students the opportunity to experience the...
CK-12 Foundation
Ck 12: Biology: History of Life
[Free Registration/Login may be required to access all resource tools.] Describes how scientists learn about the past by examining and dating fossils.
Open Curriculum
Open Curriculum: Studying the History of Life
This in-depth article illustrates the concept of geologic time, and helps the learner understand why fossils are rare.
PBS
Nova: A Brief History of Earth
This timeline is a good resource if you are looking for brief descriptions of the geologic periods. Descriptions include pictures of common organisms for each period and the range of time covered by each period.
CK-12 Foundation
Ck 12: Fourth Grade Science: Earth Science: Relative Ages of Rocks
[Free Registration/Login may be required to access all resource tools.] Looks at how stratigraphy can be used to determine the relative ages of rocks, how unconformities occur, ways to match rock layers in different areas, and how...
Other
American Coal Foundation: Lesson Plan: How Was Coal Formed?
Two-part lesson in which students learn about when and how coal was formed. They will do research on geologic time frames and order them by eon, era, period, or epoch.