You are probably already using those tools to find few new resources for your learner toolkit and for other quests. This time you won’t have to too look for more, instead look a bit deeper into resources you have already collected.
Create a short snippet or a table of content you have already collected and comment in like you would be giving instruction to someone who never heard about Creative Commons licenses and express in your own words how he or she can use and remix those resources.
Try to explain why some can and some cannot be used in Wikipedia, how does NC condition affect possible reuse and when only citation will be available.
Example for "Wikipedia, NC and Citation Test":