All about Light and Sound

by Connie Jankowski

Light and sound are two of the most important things in the universe. Without them everything would be dark and silent. Plants and animals would die. What scientists have found out about light and... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0756543010
• ISBN13: 9780756543013
• Release Date: January 2010
• Publisher: Compass Point Books
• Length: 40 Pages
• Weight: 0.65 lbs.
• Dimensions: 0.3" x 7.0" x 9.0"
• Age Range: 9 to 11 years
• Grade Range: Grades 4 to 6