What resources are available for learning about CiviCRM?
Descriptions of CiviCRM - what CiviCRM does
Tutorials and demos
Try out CiviCRM
CiviCRM has demo installs where you can "click around" and try things out:
Login as demo with password demo.
Read about how CiviCRM is being used
Read detailed instructions
Read about problems people have had and how they were resolved
You can learn about both common and unusual uses of CiviCRM by reading the questions people ask and the replies.