In the year 241, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.

Rhymes and humorous illustrations point out the attractions and activities of various well-known and unusual occupations.

Host Mike Rowe tries his hand at a variety of dirty, messy and sometimes hazardous jobs.

An illustrated panorama of the animals of Busytown at work, describing the occupations and activities of many of her citizens through detailed drawings with labels indicating processes and equipment used as they perform their jobs.

Text and photographs describe a great variety of occupations which children might have after they grow up.

Text and captioned illustrations describe jobs people do in a neighborhood, at an airport, construction site, supermarket, medical facility, restaurant, and in a classroom.

A little boy ponders the many possible jobs in his future, from paper-plane folder and puppy-dog holder to mixing-bowl licker and tin-can kicker.

Explains the tools, schooling and work of librarians.

Very often, clothes fit the job. The right shoes, for example, can make a job easier or safer. A nurse wouldn't wear construction boots, and a construction worker wouldn't wear ballet slippers. There is the right shoe for every job. The book includes a guessing game that invites young readers to guess which shoe matches which job. This engaging book offers a unique way of asking children what they want to be when they grow up.