Curated OER
History of Our Solar System Time Line
Ninth graders explore the concept of ratios. In this ratio lesson, 9th graders construct a to scale time line that starts at the beginning of time. Students determine the correct placement of big events in time such as when the dinosaurs...
Curated OER
Mapping of the Earth's Past
Students create a scale model time linen of the Earth's 4.6 billion year history. They calculate a scale that can fit on a very long register tape then label each geologic era. They use text books to annotate each era with major geologic...
Curated OER
A Scale of the Earth
Pupils create a scale model of the different eras, periods, and epochs of Earth's 4.6 billion year history. In addition to different time periods, other major events will also be added to the model from fabricated radioactive decay data....
Curated OER
Archaeology and Prehistoric Native Americans
Young scholars study the terms paleontology and archaeology and examine how they can help us learn about prehistoric Native Iowans. For this archaeology lesson students discuss these terms and view a video on Native Americans.