This is the Middle School Seatwork Workbook for a science ENERGY mini unit. It has 20 lessons of Charlotte Mason inspired learning about Power and Energy. The Seatwork Journal integrates Science vocabulary, manuscript handwriting practice and spelling. This is brand new. We have several of these Gather Round books. If you buy more than one, we will gladly combine the shipping and refund you, keeping only the actual media mail shipping costs for the total weight of books shipped to your location.