Image from http://langwitches.org/blog/2015/11/15/10-tips-to-get-started-with-sketchnoting-workshop/
Research has shown that drawing your notes, even doodling can help you learn and remember information. Sketchnoting or Visual Note-Taking is one way to do this. A mobile app to try with sketch noting is Paper by FiftyThree. No artistic skills are needed.
The Sketchnote Handbook by Mike Rohde
The Sketchnote Workbook by Mike Rohde