se tools are whose. Tools can be big, small, soft, hard, sharp, or smooth. Many workers use special tools to do their jobs. Can you guess whose tools are whose? Learn all about the different tools used by doctors, hair stylists, lifeguards, and more. An interactive, illustrated book with plenty of fun facts, Whose Tools Are Whose? by Sharon Katz Cooper provides a great introduction to some important jobs in the community in the form of an occupational guessing game.