What is a mind map and when is it useful?

Related questions

1. Is there a free version of XMind?
2. What is the difference between XMind 8 and Xmind Zen?
3. Is XMind Zen free?
4. Is XMind open source?
5. Does mind map really work?
6. What is XMind extension?
7. What is XMind used for?
8. How do I open XMind files?
9. What is XMind pro?
10. What are the benefits of mind mapping?

Tags

1. #connections
2. #solving
3. #linear
4. #pieces
5. #concept
6. #between
7. #layout
8. #planning
9. #related
10. #around
11. #visualizing
12. #mapping
13. #ideas
14. #problem
15. #brainstorming
16. #central
17. #technique
18. #graphical
19. #relationships
20. #create
21. #taking
22. #information
23. #project