Is It Smooth or Rough?

By Heather Rising

Book Overview

Why is your desk smooth? Why is sandpaper rough? What is friction? This engaging title invites curious readers to discover the answers to these questions. Vibrant photographs and accessible text encourage readers to investigate how smooth and rough materials are used in everyday life.

• Format: Paperback
• Language: English
• ISBN: 0778720586
• ISBN13: 9780778720584
• Release Date: March 2012
• Publisher: Crabtree Classics
• Length: 24 Pages
• Weight: 0.36 lbs.
• Dimensions: 0.2" x 8.0" x 7.9"
• Age Range: 5 to 8 years
• Grade Range: Preschool to Grade 3