A book with at least one first page and at least one second page, where the first page and second page are pivotably connected to one another at one end of each page. In some aspects, at least one pop-up assembly with a plurality of folds, which form a lifter segment, a support segment and at least two attachment tabs, have one of said attachment tabs attached to the first page and one of the attachment tabs attached to the second page in a manner that the pop-up assembly can be folded flat or extended varying degrees from the book depending on the orientation of the first page to the second page. At least one sleeve is attached to the lifter segment on the pop-up assembly, wherein the sleeve forms a pocket.