Freddy has found the fossilized shark tooth of his dreams but it costs fifty dollars. Freddy sets out to earn the money all on his own.

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.

Determined to buy a Marvelous Monster Magnet, Hugo and Boone set out to earn the money on an adventure through the woods, where they meet some interesting new friends.

Stink and his friends try to earn money to buy the latest book in the Nightmare on Zombie Street series and go to the book release party.

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.

Freddy and his classmates are going to participate in a Bike-a-Thon to help raise money for a local animal shelter, and Freddy needs to learn how to ride a two-wheeler.

After her father's landscaping business fails and the family loses their house, sixth-grader Griselda Zaragoza follows her sister's example and begins selling Alma cosmetics while hiding her changed circumstances from friends.

"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"--

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 1914 New York City, nine-year-old Rebecca is determined to show her family that she is old enough to light the Shabbos candles and go to the movies.