Grade Level(s): 9, 10, 11, 12
Computer for Presenter, Computers for Students, Internet Connection
Resource supports reading in content area:Yes
Keywords: time, history, calendar, atomic clock, Julian calendar, Mayan calendar, Stonehenge, NIST
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Source and Access Information
Name of Author/Source: Anonymously Submitted
Access Privileges: Public
* Please note that examples of resources are not intended as complete curriculum.