This is a sketch i did without any color a simple way to outline the subject.
The first step is that to resize the image in Photoshop so it can be ready for the web. Doing this in photoshop is less fiddle than doing it in Illustrator.
After used the Vector tool to scan the image and then with the pen tool edit the paths to suite my needs after color in the image using the desired colors.
The following was the original image given to us by the lecturer.