Why Do I Laugh or Cry?

by Sharon Cromwell and Sharon Cromwell

Describes how the human nervous system works and discusses such related topics as goose bumps, blushing, and dreaming. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 1575721619
• ISBN13: 9781575721613
• Release Date: January 1998
• Publisher: Heinemann Educational Books
• Length: 24 Pages
• Weight: 0.70 lbs.
• Dimensions: 0.3" x 8.3" x 10.4"
• Age Range: 6 to 8 years
• Grade Range: Grades 1 to 3