The Flower Power books follow the funny fifth-grade adventures of four girls with little in common but their flower names who, nevertheless, blossom into the greatest of friends. Life for the Flower Power girls is never boring. With Milla still madly in crush with sweet Max, Katie-Rose is left wondering why everyone doesn't find fifth-grade boys as disgusting as she does. Especially pesky, annoying Preston, whose new favorite pastime is throwing erasers...

Throughout their senior year in high school, Zoe, Maddie, and Angela continue to share "instant messages" with one another about their day-to-day experiences as they consider college, sex, the importance of prom, and the inevitable end of their inseparable trio.

The year between turning eleven and turning twelve brings many changes for Winnie and her friends.

Fourteen-year-old Winnie counts down the days until she begins high school, but turmoil in her relationships with Lars, Dinah, Cinnamon, and her family provide Winnie with a distraction that allows her to ignore her own issues.

Winnie's thirteenth year brings many joys and challenges as she negotiates her relationship with her first boyfriend and realizes that change is inevitable in her friends, family, and even herself.