Pop-up book artists like Matthew Reinhart, who created the dinosaur above, combine art with principles of math and engineering to design pop-up books that delight readers of all ages. It doesn’t just ...

Remember flipping through pop-up books as a kid, and thinking that they seemed so magical? With each page-turn, intricate scenes unfolded, springing to life. Of course, pop-up mechanics aren’t magic.

Matthew Reinhart is a skilled pop-up book designer who has worked with a number of different brands that fans love, including "Game of Thrones," "Star Wars," and Lego.

On a complex pop-up the production line can have up to 60 people working on it – each person doing a small part of the book. “The thing about pop-ups is because they are expensive to make, we ...