Could you ever? Dig a hole to China

Describes what the earth is made of, how it formed, and why it is still constantly changing its crust. Explores caves, tunnels, and deep holes to learn more about the planet's layers.

שנה

1990

שפה

English

הוצאה

Macmillan/McGraw-Hill School Pub. Co.

מהדורות

1

עמודים

59

ISBN

9780022749231

מקור הנתונים: Wikidata