Items licensed CC BY, CC BY SA, CC BY NC, CC BY NC SA, or CC0 all allow for remixing with credit given to the original author. Essentially, if the author will allow derivatives of their work, then you can edit, adapt, and combine these resources to create something new. The following tools may be useful for remixing resources.
This video is ideal for demonstrating fair use at work (rather than Creative Commons or public domain) but it does show how remixes can effectively convey new ideas by parodying older material.
This open textbook was created by a team of faculty members and instructional designers in British Columbia. British Columbia in a Global Context is unique in that it was created during a four-day book sprint. The book includes many public domain and Creative Commons materials borrowed and re-contextualized for use in geography classes in British Columbia.