Convinced that her family is poor because her parents refuse to get her a horse or a swimming pool, nine-year-old Jenny Archer follows her own path to making money, including a plunge into real estate that puts her house on the market.

Eleven-year-old Matthew, trying desperately to earn enough to buy a coveted computer program, learns the importance of money and eventually starts his own business. Sequel to "Earth to Matthew."

When the owner of Treasures of Time agrees to hold a fossilized shark's tooth for him for one week, Freddy must think of a way to earn the fifty dollar price.

At the same time that the Alden children's efforts to raise money for a new hospital wing are being sabotaged by nasty tricks, they find their attempts to befriend the new girl Beth frustrated by her strange behavior.

The sinister siblings, twins Edgar and Ellen, kidnap the pets of Nod's Limb's youngest citizens and turn them into "rare beasts" in hopes of making money to finance future pranks.

When Violet has a numbers problem and Arthur is penniless, they go into business and solve both problems.

Calvin tries to earn money to buy Stella, the babysitter, a present for her sixteenth birthday because he feels guilty for taking advantage of her allergy to cats.

Sidney's mother refuses to let him have a dog, so when his friend Sydney comes up with the idea of starting a dog-walking business, it seems like a way to have dogs to play with and make money at the same time--but soon the friends find out that dogs are a lot of work, and can really strain a friendship.

Nancy Clancy and her friend Bree try to start a business to get rich, but when things don't go as planned, Nancy learns a valuable lesson.

Just when Malia, Dot, and Bree (aka the Best Babysitters Ever) corner the Playa Del Mar babysitting market, their lives get even busier. Malia's evil older sister ropes her into a thankless internship. Dot must win the science fair. And Bree's brand new cat turns out to be a holy terror. Meow! Malia is frustrated by the group's lack of commitment until she has an idea so great it rivals the creation of the club in the first place: they can hire new...