The Secret Clocks, Time Senses of Living Things

Details
Author(s):	Seymour Simon
Illustrator(s):	Jan Brett
Publisher(s):	Viking Press
Year Published:	1979
Type:	Hardcover
Genre:	Nature – Birds Nature – Flowers Nature – Mammals
Age Range:	Ages 9-12: Longer Chapter Books
Pages:	74
ISBN-10:	0670628921
ISBN-13:	9780670628926
LCCN:	78031910
OCLC:	4593620

How do we know when to wake up? How do flowers know when to bloom? This book explores the biorhythms of living things.

This book is the Main Edition.