Filled with high-interest exercises, this Grade 8 Lifepac set covers the concept of balace in technology, as well as matter, energy, machines, and more. Lifepac science curriculum brings the physical world of God's creation into focus. Students conduct experiments to reinforce scientific concepts, as they explore Physical Science. Perfect for students who flourish in a self-paced, individualized learning format, each consumable Lifepac combines lessons, exercises, projects, reviews, and tests. 10 Lifepacs and Teacher's Guide included. Grade 8. The supplemental sold-separately Lifepac Science Grade 8 DVD offers a step-by-step demonstration of all the experiments.