As the end of sixth grade nears, Jordan Johnson, unhappy that she is only average in appearance, intelligence, and athletic ability, reveals her special skills when disaster strikes her central Illinois elementary school.

Lizzie, who has always been considered a nerd by the other kids, begins the seventh grade determined to change her image so that she can blend in better with the popular crowd.

Eleven-year-old aspiring basketball star and interior designer Lucy Wu is excited about finally having her own bedroom, until she learns that her great-aunt is coming to visit and Lucy will have to share a room with her for several months, shattering her plans for a perfect sixth-grade year.

California seventh-graders Sarah and Marjorie made a promise in kindergarten to always be friends, but Marjorie is weird and Sarah, wanting to be at least somewhat popular, makes friends with a fellow choir member.

Twelve-year-old Rosemary observes life in a small North Carolina town in 1790, where she must decide on her life path when her supernatural abilities become apparent.

After the Axis Institute is blown up, fifteen-year-old Cadell Piggot is unhappily stuck in foster care with constant police surveillance to protect him from the evil Prosper English until he gets an offer to join a mysterious group called Genius Squad.

Winnie celebrates her unique style through her first year with a double-digit age as she has many new experiences, from the high of spending time in New York City with her aunt and big sister, to the low of her two best friends suddenly becoming interested in boys.

Annika, a twelve-year-old foundling in late nineteenth-century Vienna, inherits a trunk of costume jewelry, and soon afterwards a woman claiming to be her aristocratic mother arrives and takes her to live in a strangely decrepit mansion in Germany.

In 1899, a fifteen-year-old orphan named Hannah obtains employment as a servant in the home of one of Boston's wealthiest families, where she meets a noted portrait painter who seems to know things about her that even she is not aware of, and when she accompanies the family to their summer home in Maine, she feels an undeniable pull to the sea.

Twelve-year-old identical twins Jay and Ray have long resented that everyone treats them as one person, and so they hatch a plot to take advantage of a clerical error at their new school and pretend they are just one.