Curated OER
Earth Science Lesson Plans The Proterozoic Era
Students explore the Proterozoic Era. In this geologic time periods lesson, students examine the clock of eras charts and listen to a lecture regarding the era.
Curated OER
How Was Coal Formed?
Geology can be a lot of fun. Learners review geology related vocabulary, make flashcards, use encyclopedias to answer questions, then explore the formation of coal. They identify dates and order them into key time frames of geologic...
Curated OER
Geological Time Scale
In this geological time activity, student use a geologic time scale to understand the difference between eons, eras, and periods. Then high schoolers complete 2 short answer questions.
Curated OER
The Paleozoic Era
Students access prior knowledge to create a chart of eras. For this Paleozoic era lesson, students research the Paleozoic era to find information to create dioramas. Students participate in fossil activities.
Curated OER
The Mesozoic Era
Sixth graders recognize that the Earth was different in different eras. In this Mesozoic Era lesson, 6th graders compare the time frame of the different eras and how long they lasted for by graphing them. Students study the...
Curated OER
Not Just For A Baby's Bottom
Eighth graders investigate the presence of talc in the geologic record. The different characteristics of talc is covered. The lesson includes background information for the teacher.
Encyclopedia of Earth
Encyclopedia of Earth: Proterozoic
Article describing the Proterozoic Eon, which lasted from 2.5 billion to 543 million years ago. It covers the subdivisions of the Proterozoic Eon, geology, Earth's atmosphere at the time, climate, and life forms. (Published: July 26, 2010)
Smithsonian Institution
National Museum of Natural History: Paleobiology: The Proterozoic Eon
Journey into the past while reading this comprehensive overview of the Proterozoic Eon that covers topics such as the Prokaryotic life, Eukaryotes, glaciation, fauna evidence, and multicellular life forms.
Sophia Learning
Sophia: Proterozoic Age: Lesson 3
This lesson illustrates the proterozoic age of the history of the earth. It is 3 of 3 in the series titled "Proterozoic Age."
University of California
Ucmp: The Paleozoic Era
An excellent overview of the Paleozoic Era. It also provides a chart where you can learn information regarding each of the time frames within the era.
University of California
Ucmp: Web Geological Time Machine
The Museum of Paleontology at Berkeley offers an online geological time machine which allows you to catch a glimpse of ancient eras in earth's history. Click into an "Era" to learn about its stratigraphy, life forms, localities, and...
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.
Center for Educational Technologies
Earth Floor: Geologic Time
This is a nice explanation of geologic time and Earth's major eras. Although this site is designed for younger students, it is mostly text with few images.