The Opposite to a popup book.
Have you ever tried to build a model that can explain or portray the spatial quality within an enclosed space? Models with parts that can be taken off to show the inside space, and yet it doesn't really show how the space works?

Well maybe you can do what Olafur Eliasson has done for MoMA, a laser cut book with the interior of a building meticulously cut out of each page to create the space.

Link via Origami Tessallations
The laser cutters Kremo