Filled with full color exercises, this Grade 3, Unit 6workbook covers the concept of sound. Where sounds are, sound travel, how we hear and moreis all given an overview. The Science Lifepac curriculum brings the physical world of God's creation into focus. Students learn physical science, biology, chemistry, physics and health studies, and conduct experiments to reinforce scientific concepts. Perfect for students who flourish in a self-paced, individualized learning format, each consumable Lifepac combines lessons, exercises, projects, reviews, and tests. Individual Lifepacs are perfect for remediating "learning gaps." 41 pages.