When thirteen-year-old Ellie's Grandpa Melvin, a world-renowned scientist in the body of a fourteen-year-old boy, comes for an extended visit, he teaches her that experimenting--and failing--is part of life.

Eleven-year-old Ellie has never liked change. She misses fifth grade. She misses her old best friend. She even misses her dearly departed goldfish. Then one day a strange boy shows up. He's bossy. He's cranky. And weirdly enough ... he looks a lot like Ellie's grandfather, a scientist who's always been slightly obsessed with immortality. Could this pimply boy really be Grandpa Melvin? Has he finally found the secret to eternal youth?

"Sunny's just made it to middle school . . . and it's making her life very confusing. All her best friend Deb wants to talk about is fashion, boys, makeup, boys, and being cool. Sunny's not against any of these things, but she also doesn't understand why suddenly everything revolves around them. She's much more comfortable when she's in her basement, playing Dungeons & Dragons with a bunch of new friends. Because when you're swordfighting and spider-slaying,...

Newbery Honor–winning, New York Times–bestselling, and as full of fun and adventure as it is of deeper family issues.
 
School’s out for summer, and Penny and her cousin Frankie have big plans to eat lots of butter pecan ice cream, swim at the local pool, and cheer on their favorite baseball team—the Brooklyn Dodgers! But sometimes things don’t go according to plan. Penny’s mom doesn’t...

It's summer and Sunny is bored. Most of her friends are out of town. Her mom wants her to babysit way more than Sunny wants to babysit. There's nothing good on TV. The only cool place that's cool is the community pool. Sunny loves going there - and loves it even more when she's offered a job at the snack shack. Soon she's flinging fries and serving frozen ice cream treats - with the assistance of the very sweet boy who works with her. Life is best...

An imaginative mouse who likes to read heroic fantasy novels finds herself on the school math team as it prepares to compete for the coveted Golden Slide Rule.

Imaginative Babymouse's science partner, Felicia the cat, expects her to do all of the work for their report on microscopic creatures, but Babymouse gets help from a pizza-loving amoeba named Squish.

In Jennifer L. Holm's New York Times bestselling, Newbery Honor winning middle grade historical fiction novel, life isn't like the movies. But then again, 11-year-old Turtle is no Shirley Temple
She's smart and tough and has seen enough of the world not to expect a Hollywood ending. After all, it's 1935 and jobs and money and sometimes even dreams are scarce. So when Turtle's mama gets a job housekeeping for a lady who doesn't like kids, Turtle...

Sunny Lewin is sent to live with her grandfather for the summer in Florida, where she befriends Buzz, a boy completely obsessed with comic books, and faces the secret behind why she is in Florida in the first place.

Babymouse's dreams of being a race car driver come true when she and her best friend Wilson enter a soap box derby.