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This Enchanted Learning website contains a very detailed and hyperlinked geologic time line. Precambrian to Quaternary Eons are broken into Eras, Periods and Epochs and pivotal events of the time are also highlighted. The timeline is nicely illustrated and appropriate for all ages. Users may also follow links to other parts of the Enchanted Learning Earth website. Full description.
Grade level: General public
Resource type: Ref. material
Subject: Geologic time, Paleontology
 
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This interactive geologic timeline is part of the site for Yosemite National park. Users can scroll across the geologic timeline and find out what was happening on Earth at that time. The site also includes a nicely illustrated geologic overview of the park, a virtual hike, quizzes, and a glossary and reference page. Full description.
Grade level: General public
Resource type: Tutorial, Visualization - scientific, Ref. material
Subject: Geologic time, Geology
 
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Virtual Dating teaching package contain exercises, questions and interactive diagrams describing absolute dating techniques used in geology. The Isochron exercise contains interactive (Flash) online exercises that help students to understand radioactive decay in rocks and minerals. Users will also find Virtual Dating Radiocarbon and Virtual Dating Demonstration. Full description.
Grade level: College (13-14), College (15-16), Graduate / Professional
Resource type: Computer activity
Subject: Chemistry, Geologic time
 
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Virtual Dating teaching package contain exercises, questions and interactive diagrams describing absolute dating techniques used in geology. These interactive (Flash) online exercises that help students to use and understand decay curves. All questions must be answered correctly before the student can move on to the next set. Users will also find Virtual Dating Isochron and Virtual Dating Demonstration ... Full description.
Grade level: College (13-14), College (15-16), Graduate / Professional
Resource type: Computer activity
Subject: Chemistry, Geologic time
 
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This Starting point module is written to assist geoscience faculty who are developing or modifying courses or units on Earth history/historical geology or on contemporary topics that benefit from a historical perspective. It provides information on what this approach is, why it is useful, how to make use of it and includes an annotated list of references and resources. Full description.
Grade level: High (9-12), College (13-14)
Resource type: Module / Unit, Ref. material
Subject: Educational theory and practice, Geologic time
 
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This project has students model the geologic timescale using distance as a metaphor for time. Each student writes a summary of a major event or fossil organism. The students then station themselves and their summaries along a path within a gymnasium. Each student's position along the path determines how long ago their organism lived or the event occurred, so students can appreciate the scale of geologic ... Full description.
Grade level: Middle (6-8), High (9-12), College (13-14)
Resource type: Assessment / Evaluation, Guide for instructor, Project, Ref. material
Subject: Educational theory and practice, Geologic time
 
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This site from SERC's Just-in-Time Teaching (JiTT) module presents JiTT warm up questions about the La Brea Tar Pits. The questions introduce the examination of tar formation, animals uncovered in tar pits and possible reasons for their extinction, and features in addition to bones that scientists observe in tar pits. Full description.
Grade level: High (9-12), College (13-14)
Resource type: Classroom activity
Subject: Educational theory and practice, Geologic time
 
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This site from SERC's Just-in-Time Teaching (JiTT) module presents JiTT warm up questions about the Cambrian Explosion. The questions examine dating techniques, information used to date the first branch of life, evidence against the Cambrian Explosion, and what is responsible for the huge expansion in size, complexity and body architecture of animals during this age. Full description.
Grade level: High (9-12), College (13-14)
Resource type: Classroom activity
Subject: Educational theory and practice, Geologic time
 
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This site from SERC details Just-in-Time Teaching (JiTT) warm up questions. The questions focus on mass extinctions by examining the leading ideas for the cause of the Permian mass extinction along with evidence for and against each idea. Follow up questions are asked about the reasons that tropical rain forest species are becoming extinct so quickly, as well as the differences between deterministic ... Full description.
Grade level: High (9-12), College (13-14)
Resource type: Classroom activity
Subject: Biology, Geologic time
 
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This site from SERC features Just-in-Time Teaching (JiTT) warm up questions about the ethics of fossil collecting. The site presents questions that examine fossil resource abuse, the issue of fossil hunting on federal land, and collaboration between commercial dealers and scientists. Related resources are provided. Full description.
Grade level: High (9-12), College (13-14)
Resource type: Classroom activity
Subject: Educational theory and practice, Geologic time
 
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