To raise money to attend a writing camp Abby decides to have a bake sale at school, which is against the rules.

Twelve-year-old Greg, who has always been good at moneymaking projects, is surprised to find himself teaming up with his lifelong rival, Maura, to create a series of comic books to sell at school.

Fourteen-year-old Kevin is a hard worker, so when his income is cut off he begins a series of businesses, from poker games to selling snacks, earning money to take a girl to a dance, but his partners soon tire of his methods.

Sixth-grader Zoe sets her sights on winning a laptop by becoming the top cookie-dough seller in her class, but as she becomes more obsessed with winning, she begins to lose sight of what is really important.

Ten-year-old Beans Curry, a member of the Keepsies, the best marble playing gang in Depression-era Key West, Florida, engages in various schemes to earn money while "New Dealers" from Washington, D.C., arrive to turn run down Key West into a tourist resort.

In Dorset, England, twelve-year-old Kat Wolfe opens a pet-sitting business, but the owner of her first client goes missing and only her new friend shares Kat's conviction that the parrot's owner is the victim of foul play.

Life in middle school is finally starting to seem bearable-until Rafe spots his grandmother standing on the free-meal line at the local soup kitchen. In order to help bring in more money, Rafe concocts a brilliant plan-a dog-walking business that soon turns into a huge money-making neighborhood empire.

Jamie and her friends Angeline and Isabella are studying "personal finance" in school, so they decide to put their heads together and come up with a way to earn serious money by creating some kind of food--the only trouble is none of them know anything about cooking.

Twelve-year-old Pearl Li tries to gain her family's acceptance and save her favorite boba tea shop by selling her crocheted amigurumi dolls. But as she navigates the ups and downs of running a business, Pearl realizes that monetizing her passion is more complicated than she could've ever imagined. Can Pearl save Boba Time before it's too late?