Kubašta books
If you know The Popuplady at all, you know she specializes in theoeuvre of Vojtěch Kubašta. Here are just a couple of his works.
Kubašta created as many as 15 pop-up creches, some were part of his Panascopic series, produced by Bancroft, London in the 1960s.
Here Comes the Circus [Het circus komt!]1968 is one of Kubašta's series of "theater" sets.
Here is a musical presentation from a counting book.