50 simple things kids can do to save the earth

Explains how specific things in a child's environment are connected to the rest of the world, how using them affects the planet, and how the individual can develop habits and projects that are environmentally sound.

Detaylı Bibliyografya
Diğer Yazarlar: Earth Works Group (Estados Unidos)
Materyal Türü: Libro
Baskı/Yayın Bilgisi: Kansas City Andrews and McMeel [1990]
Konular:

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