Curated OER
Geologic Timelines
Middle schoolers create a timeline of geologic events of the Phanerozoic Eon. In this geologic timeline lesson, students view a handout that shows a timeline of the Earth's history. They create their own timeline of the Phanerozoic Eon...
Curated OER
Geologic Timelines
Students view geologic time lines and discuss how old the Earth and solar system is, when dinosaurs roamed Earth, and when humans first appeared. They review the four major eons and life that was present in each before creating a time...