You can draw a cherub picture using a light sketchpad and a sample picture from a simple online search. All you have to do is put the paper on the picture: using a sharp pencil, trace out the image of the cherub on your paper pad and colour appropriately.
1 Additional Answer
To Draw a cherub, first of all you have to select the pose he is in. Start by drawing a circle for the head and a large oval for the body. There will also be a small oval for his arms and feet. For his wings you will draw triangles. Now make an outlines, and add color to the image.