Tools can help us see
By: Sarah Dawson
Contributors: National Geographic Society (U.S.)
Series: Windows on literacy; Windows on literacy
Publisher: National Geographic Society
Published: 2001
Place of publication: Washington, D.C
Language: eng
Number of pages: 12
ISBN-13: 9780792287049
Subjects: Optical instruments
Description: A basic look at the tools that aid vision: the microscope, telescope, torch and X-ray.
Notes: "Product #41071"--Page 3 of cover.

"Early--level 7."