I know that this link has been shared in the past. I'm not sure I
added it to the altered book lesson plan. You and your students might
be interested in viewing these sculptural altered books by Nicholas
Link was posted to the Altered Book list.
The folded books remind me of those Reader's Digest Christmas trees
that were all the rage in the 1960s. My mom made them with the Boy
Scout troop (I think they made them to decorate a nursing home).