sketchbook ideas whilst writing our eCourse on Drawing skills; exploration. As you will probably have discovered by now that sketchbooks are a hugely important part of your art college application and portfolio. Your sketchbooks should show your thought processes, how you tick and offer an insight into your mind for the viewer! Sounds a bit weird. But really your sketchbooks are so important that you must have I would say at least 2 full ones to take with you to interview.