Optical Illusions (Puffin Factfinders)
Contributors: Chris Leishman (Illustrator)
Publisher: Smithmark Publishers; Smithmark Pub
Published: May 1997
Language: eng
Format: Hardcover
ISBN-13: 9780765193162
Subjects: Sale Adult - Children's Books - All Ages; Juvenile literature; Children: Grades 2-3; Vision; Light; Sale Books; Optical illusions
First sentence: When your eyes are open light travels into them from the world outside.