It’s goodbye, Brewster Elementary and hello, Broomsfield Academy when Heidi starts middle school at the only school in the country that has secret classes for witches in training! Heidi is excited but nervous about living on her own and making new friends (and new crushes)! Her first day takes a turn for the worse when Heidi discovers her roommate is none other than her old rival, Melanie Maplethorpe! Melanie is also less than thrilled, and the two find themselves engaged in an epic prank war. But when magic enters the mix, will the reluctant roommates go too far?

As a part of her father's bug-extermination contract, 14-year-old Nikki J. Maxwell has been awarded a scholarship to a prestigious private middle school. So...new school. New mean girl. New crush. New diary, so Nikki can spill about all of it....

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

Becca Singer is having the Worst Day Ever. Her best friend, Harper, dumped her, and Becca is totally friendless and alone. Then the box arrives in the mail. Inside the box? One bracelet, plus a mysterious note telling Becca to make a wish. So Becca puts on the bracelet—why not, right?—and wishes to have friends. Lots of friends. So many friends. And just like that, the magic works. Suddenly, EVERYONE wants to be Becca's BFF, from all the kids at school to the teachers (!) to her own mom (!!).

When Kristy Thomas has the great idea to form a baby-sitters club - a chance to earn money and spend time with her friends, all while doing something they each love to do - she has no idea how much the club will change everything. Crank calls, uncontrollable toddlers, wild pets, untruthful clients...running a business is hard work! Kristy and her co-founders, Mary Anne, Claudia, and Stacey, are sure they can handle anything. But only if they stick together....