"Bree can't wait for her first day at her new middle school, Enith Brigitha, home to the Mighty Manatees--until she's stuck with the only elective that fits her schedule, the dreaded Swim 101. The thought of swimming makes Bree more than a little queasy, yet she's forced to dive headfirst into one of her greatest fears. Lucky for her, Etta, an elderly occupant of her apartment building and former swim team captain, is willing to help"--

Twelve-year-old Katie now knows her neighbor Madeline is also the Mousetress, the city's most feared villain (or most misunderstood superhero), and she is ready to become the super sidekick she always wanted to be.

Robbie Reynolds is a super genius but in order to fund his ultimate top-secret project, he decides to open a lemonade stand complete with automatista that can make any flavor of lemonade. But when his across-the-street neighbor, Daphne Du-Ri, opens her own lemonade stand, all the customers flock to her. Robbie tries to learn her secret recipe but discovers there's more to her ingredients than meets the eye.