Title: Investigate with Prune and Prosper at the zoo
First published: 1989
Description: By spotting clues in the illustrations and fold-out picture, the reader is asked to help chase away creatures from another planet who are creating havoc at the zoo.
Subjects: Toy and movable books, Fiction, Zoos, Picture puzzles, Literary recreations, Extraterrestrial beings, Specimens
LC classification: PZ7.L3203 Im 1989