Contest-crazed twelve-year-old Ben uses his wits and way with words in hopes of winning a prize that will keep his family from being evicted until his mother can pass her final CPA examination.

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.

"Evan Treski is people-smart. He's good at talking with people, even grownups. His younger sister, Jessie, on the other hand, is math-smart--but not especially good at understanding people. She knows that feelings are her weakest subject. With just five days left of summer vacation, Evan and Jessie launch an all-out war to see who can sell the most lemonade before school starts. As the battleground heats up, there really is no telling who will win--and...

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.

Pauline and her brother John-John set up a stand to sell lemonade, limeade, and lemon-limeade one cold, wintry day, then try to attract customers as Pauline adds up their earnings.

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.

After rescuing an orphaned deer, Ziggy and the Black Dinosaurs club members decide to stage a neighborhood animal show to raise money for the local wildlife rescue center.

Have you ever dreamed of owning your own computing business? Being an entrepreneur is not just for adults This book is full of ideas for planning a business--from how to set up your own online shop to creating a winning blog or vlog. Readers will explore key business concepts including marketing, sponsored blog posts, and search engine optimization.

Just when Malia, Dot, and Bree corner the Playa Del Mar babysitting market, their lives get even busier and Malia comes up with a plan to outsource their babysitting jobs.

Thirteen-year-old John "Houdini" Smith tries to write a book about what is happening in his life, from his parents' worries about money and his brother in Iraq, to his new understandings of people while he and his friends rake lawns in their East Side Providence, Rhode Island neighborhood.