It is insanely convenient to store stickers in one booklet! Find the right one - a couple of seconds! Not that sort through dozens of individual sheets)
2/2 - means that this is half of the stickers "Showcases of a fairy-tale city", which were painted last.
-goose and books
-bear and coffee shop
-hamster and bakery
-panda and art gallery
-сat and knitting
-deer and stars
