Here's a fun idea. Chipboard and resin keychains by Christine & Co.
Cheryl Waters gives instructions and photos for an interesting project she made by upcycling a Girl Scout cookie box and turning it into an art journal. See one photo below and more here.
These paper houses from Lait Fraise Magazine are so cute. They were intended as an advent calendar, but they would be fun to make for another purpose as well. There is a download available too.