Real Reasons for Seasons (The): Sun-Earth Connections (GEMS)

Special Price $16.77 Regular Price $27.95

The Real Reasons for Seasons: Sun-Earth Connections (GEMS)

A sequence of hands-on modeling activities builds student understanding of astronomical knowledge in this comprehensive title from Great Explorations in Math and Science (GEMS). Book also includes a supplementary CD that features a wide selection of photographs, films, web sites, simulations, and software. For grades 6 through 8.


Please note: We have a limited quantity remaining of this discontinued title. The price above represents a 40% discount.

Authors: Alan Gould, Carolyn Willard, Stephen Pompea

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Real Reasons for Seasons (The): Sun-Earth Connections (GEMS)
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