"Weather." . . "Tierra (Planeta)" . . "Geología." . . "Discusses the beginning of the earth, earthquakes, fossils, mineral deposits, and other basic aspects of geology."@en . "Discusses the beginning of the earth, earthquakes, fossils, mineral deposits, and other basic aspects of geology." . . "How and why wonder book of weather"@en . . "Cómo y por qué de la tierra"@es . "Cómo y por qué de la tierra" . . . . "To vivlio \"Ti kai giati\" gia tē Gē mas" . . . . . . "Our Earth"@en . . . . "The how and why wonder book of our Earth"@en . . . . "How and why wonder book of rocks and minerals"@en . . . . "The how and why book of our earth"@en . . . "Juvenile works"@en . "Juvenile works" . . . . . . . "The how and why wonder book of our earth / Donald D. Wolf"@en . "The how and why wonder book of our earth" . "The how and why wonder book of our earth"@en . . . . . . . . "Our earth"@en . . . . . . . . . . "Discusses the basic aspects of geology and oceanography and introduces the various elements producing weather conditions and the instruments used to measure these manifestations." . . . . . . . . . . . . . . . . . . . "Geology Juvenile literature." . . "Weather Juvenile literature." . . "Geology." . . "Tierra." . . "Earth (Planet)" . . "Oceanography Juvenile literature." . . "Oceanography." . . "Geología Libros infantiles." . . "Terra Llibres per a infants." . . . .