Curated OER
Geologic Time Scale
In this geologic time scale learning exercise, middle schoolers use a word bank to complete the geologic time scale provided. Students fill in the chart as it relates to the geologic time scale.
Curated OER
Geologic Time Scale
Young scholars research the geologic time scale. They create and recognize the importance of a geologic time line.
Curated OER
Earth Time Scale
Students research the past eras in history including the Precambrian, Paleozoic, Mesozoic and the Cenozoic. In this time scale lesson plan students take part in a lab that allows the students a better understanding of the timeline of...
Curated OER
Dinosaurs
In this earth science worksheet, students match each vocabulary term, that names something specific related to earth science, with its correct description found in the right column. They identify different types of scientists and various...
Curated OER
Earth Epochs
Young scholars explore earth epochs, i.e, Permian, Precambrian, Cambrian, Ordivician and through pictures they see what life on Earth and animals looked like. They organize Earth Epochs according to years going from greatest to least...
CK-12 Foundation
Ck 12: Episd: Late Precambrian Period
[Free Registration/Login may be required to access all resource tools.] Dig into the historical events that occurred during the late Precambrian Period to identify how they impacted life on earth.
University of California
Ucmp: Learning About Vendian Animals
UC Berkeley offers very nice photos and descriptions of what is known about fossils of animals from this era.
Other
Georgia Perimeter College: The Precambrian Era
This resource provides detailed information on each of the periods within the Precambrian Era. It discusses what earth was like, what the first multiple cell organisms were like and when they appeared.
Other
Hvpm: Mass Extinctions
An overview of the mass extinctions throughout earth history. Each mass extinction has a link to its own page with a list of its possible causes and the species that were most affected.
CK-12 Foundation
Ck 12: Biology: Late Precambrian Period
[Free Registration/Login may be required to access all resource tools.] Describes how events during the late Precambrian impacted life on Earth.
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.
Other
Arkansas Geologic Survey: Geologic History of Arkansas
An overview of the different geologic time periods and how each affected the area of what is now the state of Arkansas.
University of California
Ucmp: Annelids
Describes what segmented worms are and gives a brief description of thier evolution through the use of their fossil record.