This website has a lot of information about what contour line drawing is and how to create it. It provides an example of a contour line drawing of a familiar object (shoes). This image includes no shading, which is important to keep in mind when creating a contour line drawing. 4- M.Z. & B.K.
Cross contour drawing exercises are great for helping strengthen your observational muscles. And when you start shading your mark-making will be that much more believable as a result. Watch the video below for some cross-contour exercises that you can have a go at today.