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Longitude: The True Story Of A Lone Genius Who Solved The Greatest Scientific Problem Of His Time

ISBN-10: 080271529X
ISBN-13: 9780802715296
Author: Sobel, Dava
Interest Level: 9-12
Publisher: Walker Publishing Company

Publication Date: November 2007

Copyright: 2007

Page Count: 208

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Interest Level

Grades 9-12

Reading Level

Guided Reading:
Lexile: 1310L
Accelerated Reader Level: 9.7
Accelerated Reader Points: 7.0
Grade Level Equivalent:

Booksource Subjects

BISAC Subjects

Longitude; Measurement; History

Longitude; Measurement; History

Longitude; Measurement; History

Describes the 40-year effort of John Harrison to invent the chronometer, the first instrument able to keep accurate time for navigational purposes.
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