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.

Dades bibliogràfiques
Altres autors: Earth Works Group (Estados Unidos)
Format: Libro
Publicat: Kansas City Andrews and McMeel [1990]
Matèries:

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