geotimescale 2
geotimescale 2
Represents the timeline of Earth’s geologic history and provides information for significant events. Includes names of the eons, eras, periods, epochs, and ages along with their corresponding dates.
Free
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You will Learn:

  • the names of the eons, eras, periods, epochs, and ages
  • when various forms of life first appeared on Earth
  • significant geologic events in Earth’s history

Features Include:

  • a quick reference for students, educators, professional geologists, or anyone interested in geology
  • two views: with and without ages
  • no internet connection required; ideal for field use
  • universal app for iPhones and iPads

Grade levels:

  • 7–13
System Requirements
iPhone or iPad, iOS 8.4 or later
Reviews

iTunes

“Great reference to have, offers good information…”
Standards
Correlates to Next Generation Science Standards for Earth Science:
  • ESS1.C: The History of Planet Earth
  • ESS2.E: Biogeology
  • LS2.C: Ecosystem Dynamics, Functioning, and Resilience
Supports Common Core Literacy in Science Standards:
  • CCSS.ELA-LITERACY.RST.6-8.1,4,7
  • CCSS.ELA-LITERACY.RST.9-10.1,4,7
  • CCSS.ELA-LITERACY.RST.11-12.1,4,7
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