On board pages, with lift-the-flap pages On board pages with lift-the-flap. On board pages with lifttheflaps On board pages with liftable flaps. On board pages with one lift-the-flap. On thick card pages with lift-the-flaps On board pages with die-cut holes On board pages with die-cut peep holes On board pages with die-cut tabs On board pages with full page flaps