Life has a History
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Life has a History


Life has a History

Logo for Life has a History
During the Life has a History tour, individuals will learn how and why life has changed during Earth's history. The tour gives one the opportunity to answer questions relating to each topic and one can click on specific words to learn its definition. The tour also explains how many species approximately exist on Earth and the number of species that belong to certain animal, fungus, protist and plant groups. One will learn how the ocean looked during various periods during the geologic timescale.... More
Material Type: Reference Material
Technical Format: HTML/Text
Date Added to MERLOT: September 09, 2013
Date Modified in MERLOT: September 29, 2013
Submitter: Jim Bidlack
Keywords: history, geologic timescale, biodiversity, Earth, life, species, extinction, natural selection, evolution


  • Reviewed by members of Editorial board for inclusion in MERLOT.
    Editor Review
    Very good quality; in queue to be peer reviewed
    avg: 5 rating
  • User review 4 average rating
  • User Rating: 4 user rating
  • Discussion (1 Comment)
  • Learning Exercises (none)
  • Personal Collections (1)
  • Accessibility Info (none)


Primary Audience: Grade School, Middle School, High School, College General Ed, College Lower Division
Mobile Compatibility: Not specified at this time
Language: English
Cost Involved: unsure
Source Code Available: unsure
Accessiblity Information Available: unsure
Creative Commons: unsure


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Avatar for Sally Robertson
1 year ago

Sally Robertson (Librarian)

A very well done and ineractive history of life on Earth.

Time spent reviewing site: 15 min.