Pulling apart books for the work I do has given me a real appreciation for their construction, page quality, spine strength, etc.  I try to save pretty cover pages and have enjoyed making them up into spheres:
These 2 were made from pages from a garden book.  The leafy green jug is a retro find for sale at the markets early next month.
Paper Spheres
Maps are often printed on cover pages, and so that’s what this sphere is made from:

Paper Spheres