[header] How to be productive while entertaining yourself [title] Decorate your books. [step] Doodle on everything and let your imagination run wild; just be sure that these are your own books and not books that you have borrowed or have just found. [substeps] Try using pictures to help you memorise things. 
If you have something you need to remember for school or work, create a picture-system so that whenever you need to remember, you will think of that picture! Experiment with different styles of art. Try drawing something you wouldn't usually think of.