This website is a tutorial on the phases of the moon, earthshine, and eclipses. There are a number of diagrams in this website that aid in teaching these topics. This site ends with a short quiz.
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Keywords:Informal Education,Education,NSDL,Fundamentals,Technology,Undergraduate (Lower Division),Higher Education,NSDL_SetSpec_439869,Space Science,Vocational/Professional Development Education,Lunar Phases,Eclipses,Astronomy,oai:nsdl.org:2200/20061003061529730T
Access Privileges:Public - Available to anyone
License Deed:Creative Commons Attribution Non-Commercial Share Alike