Here is an excellent short guide on concept mapping. The guide covers almost everything you need to know about concept maps including definitions, key features, theoretical foundations, how-to instructions, use cases and history. There is also a special section on Concept Mapping for Education that you will find really helpful. It features tips on how to incorporate concept maps in your teaching methodology, what students can do with concepts maps and several other key points related to the use of concept maps in learning.
For instance, some of the ways students can use concept maps include: