Simple text describes how oceans, lakes, rivers, and ponds form and the animals and plants that are supported by them. This series of informational books are essential for curious young readers.
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Detailid
Lehekülgede arv24 lehekülge
Lugemise aeg0:48 tundi
Arvutus põhineb keskmisel lugemiskiirusel, kus 200-250 sõna lugemiseks kulub 2 minutit.