Final answer:
The books with pop-up, see through, and movable pages are types of engineered books and are commonly found in the baby books category.
Step-by-step explanation:
The books described in the question, with pop-up, see-through, and movable pages, are all types of engineered books. Engineered books are created with interactive elements such as pop-ups, flaps, and movable parts to enhance the reading experience and engage the reader. These types of books are often designed for younger children and are commonly found in the baby books category.