Cómo se mide el tiempo?

Front Cover
Editorial Juventud, 2003 - Juvenile Nonfiction - 32 pages
This book teaches all about the mysteries of time, from our early ancestors, who noted how the sun traveled across the sky, to the ancient Egyptians, who used "Shadow Stick clocks" to mark its path, through present-day quartz and atomic clocks. The colorful illustrations and diagrams make this educational book fun and easy to understand.

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Contents

Section 1
Section 2
Section 3
Copyright

About the author (2003)

Robert E. Wells is the author and illustrator of many intriguing and award-winning science books for children, including Can You Count to a Googol? and What's So Special about Planet Earth? He lives with his wife in Wenatchee, Washington.

Bibliographic information