Download Add to Favorites Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER Share Use this printable to review how first-class, second-class, and third-class levers work. Students will answer questions about mechanical advantage and identify the fulcrum, resistance arm, and effort arm in several diagrams. Grade: 9 | 10 | 11 | 12 Subjects: Science Physics Machines + show tags TYPE: Worksheets