Filled with high interest exercises, this Grade 5 Unit 1workbook focuses on cells composition, plant and animal cells, life of cells, growth of cells. Lifepac science curriculum brings the physical world of God's creation into focus. Students conduct experiments to reinforce scientific concepts, such as cells. Perfect for students who flourish in a self-paced, individualized learning format, each consumable Lifepac combines lessons, exercises, projects, reviews, and tests. Paperback.