Difference of concept-mapping and Mind-apping
The SOLO taxonomy stands for:
It describes level of increasing complexity in a student's understanding of a subject, through five stages, and it is claimed to be applicable to any subject area. Not all students get through all five stages, of course, and indeed not all teaching (and even less "training" is designed to take them all the way).
4 Relational level:
5 At the extended abstract level
Concept maps vs. mind maps