L.O. To explain what a lever and Linkage is. Watch the video about Levers and read the information at the end about Linkages. Page 1 - Draw and label the 3 Classes of Levers and the 3 main parts. Page 2 - Write/Type/Draw or Say 3 examples of where Levers are used to make our lives easier. Page 3 - Draw an example of a Linkage. Page 4 - Write/Type/Draw or Say where the Linkage is used to make our lives easier.