"In No Brainer, book 18 of the Diary of a Wimpy Kid series from #1 international bestselling author Jeff Kinney, it's up to Greg to save his crumbling school before it s shuttered for good. Up until now, middle school hasn't exactly been a joyride for Greg Heffley. So when the town threatens to close the crumbling building, he's not too broken up about it. But when Greg realizes this means he's going to be sent to a different school than his best...

A tale based on true events follows the coming-of-age of a girl who is motivated by an act of racism at school to learn about her ancestral heritage and her grandparents' experiences as lost children during the Korean War.

"Fifth-grader Timminy, who's small for his age and new in town, isn't eager to start middle school--but he gets a great consolation prize in Maxi, a big, deaf, lovable dog"--

Flint Minett has keratoconus, an eye disease, but desperately wants to win a comic book art contest so that he and his new friend McKell Panganiban will be better accepted at middle school.

When twelve-year-old Olive, who suffers from brittle bone disease and has been homeschooled all her life, finally attends school in person she soon discovers fitting in is not that easy, but if she can find the magical wish-granting hummingbird that supposedly lives nearby, and prove herself worthy, maybe her deepest wish will be granted.

A lightning strike made Lucy, twelve, a math genius but, after years of homeschooling, her grandmother enrolls her in middle school and she learns that life is more than numbers.

Told in different voices, on Centerlight Island, halfway between the United States and Canada, middle-schoolers Keenan and ZeeBee team up to seek gold rumored to be hidden there a famous gangster.--

The Dunwiddle Magic School (fifth to eighth grade) is intended for children whose magic is "upside-down" like Dory (who turns into a combination of a kitten and dragon) and Pepper (whose uncontrollable "fiercing" terrifies everyone around her)--so the Show Off, where fifth grade students are supposed to showcase their skills, does not really seem like a good idea.

After a fight at school leaves Marcus facing suspension, Marcus's mother takes him and his younger brother, who has Down syndrome, to Puerto Rico to visit relatives they do not remember or have never met, and while there Marcus starts searching for his father, who left their family ten years ago and is somewhere on the island.

At the end of seventh grade Jaime and Maya's friendship is tested when their priorities are divided.