Kniha momentálne nie je na sklade
Wind Power
Autori
Viac o knihe
In windy places, some people catch the wind's power with special equipment and use it to make energy. The schools in one area are using wind power to save energy and money. How is this energy made? Where is it all used?
Variant knihy
2008, mäkká
Nákup knihy
Akonáhle sa objaví, pošleme vám e-mail.