In Learning How to Learn, Joseph D.Novak and  D. Bob Gowan show you how to treat knowledge as concepts and provide an excellent introduction to the process of concept mapping - using diagrams to map the knowledge that makes up major parts of any topic.
Book - 5 stars

In Learning to Learn, Gloria Frender covers a wealth of tools and techniques for learning and provides insight into how we learn. Intended for students, the book is written at an adult level and is suitable for those starting out on the road to self education. Also an excellent resource for someone engaged in helping younger students or home-schooling their own children.
Book - 5 stars