Farm POP! b Gorgeous and Attractive Pop-up Books b Each time you open a picture book, large farm animals pop out. Children can see interesting things by concentrating their conversations on a cock, fox, pig, sheep, rabbit, cow and owl in three dimensions.Farm POP! b Gorgeous and Attractive Pop-up Books b Each time you open a picture book, large farm animals pop out. Children can see interesting things by concentrating their conversations on a cock, fox, pig, sheep, rabbit, cow and owl in three dimensions.