Light and Vision (Inventor's Handbook)
Edition: Bk&Acces edition
Publisher: Silver Dolphin
Published: May 2002
Language: eng
Format: Hardcover
Number of pages: 32
ISBN-13: 9781571457196
Subjects: Science & Technology - General; Activity Books - General; Science & Nature - Earth Sciences; Juvenile Nonfiction; Children's 9-12 - Science; Children: Grades 4-6
First sentence: Light is essential for life on Earth.