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.

التفاصيل البيبلوغرافية
مؤلفون آخرون: Earth Works Group (Estados Unidos)
التنسيق: Libro
منشور في: Kansas City Andrews and McMeel [1990]
الموضوعات:

مواد مشابهة