Author(s): Patricia LauberNumber of pages: 32 pagesCopyright: 1990Publisher: Harper CollinsBinding: Softcover Subject(s): Earth ScienceGeographyGrade / Age level: ElementaryReview: A history and science picture book that covers the development of man's understanding of the shape of the earth focusing on the discoveries of the Greeks and on the voyages of Christopher Columbus and Magellan. Currently out-of-printReviewed by: Alicia Van HeckeFirst reviewed: 4-5-01