Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! This collection includes Detective Camp, Mayflower Treasure Hunt, White House White-Out, and Sleepy Hollow Sleepover.

A famous writer is coming to Green Lawn! Dink rushes to the bookstore to meet his favorite author, Wallis Wallace, and get all his books signed. But the author never shows up! Where is Wallis Wallace? It’s up to Dink and his friends Josh and Ruth Rose to track him down.

Green Lawn, we have a problem! When Bradley Pinto wakes up in the night to strange lights in his backyard, he thinks there are aliens in town. When he sees three-toed footprints in the snow, he’s sure of it. His twin, Brian, and friends Lucy and Nate aren’t so certain. But then Lucy’s cousin Dink, the twins’ brother, Josh, and Nate’s sister, Ruth Rose, all disappear. Are there really aliens in Green Lawn? And where could they be taking Dink, Josh, and Ruth Rose?

Being a kid can really stink. And no one knows this better than Greg Heffley, who finds himself thrust into middle school, where undersized weaklings share the hallways with kids who are taller, meaner, and already shaving. In Diary of a Wimpy Kid, author and illustrator Jeff Kinney introduces us to an unlikely hero. As Greg says in his diary: Just don't expect me to be all "Dear Diary" this and "Dear Diary" that. Luckily for us, what Greg Heffley says he won’t do and what he actually does are two very different things.

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

Noah, his sister Megan, and their best friends, Richie and Ella, live next door to the zoo. Megan is the first to notice the puzzling behavior of some of the animals. One day Megan disappears, and her brother and their friends realize it’s up to them to find her. Their only choice is to follow a series of clues and sneak into the zoo. But once inside, will they discover there’s much more to the Clarksville City Zoo than they could ever have guessed?

Before Jake’s grandfather died, he was on the trail of a centuries-old mystery. And he has entrusted that mystery to Jake, leaving behind a set of hidden codes, riddles, maps, and other clues that lead Jake and his friends on a scavenger hunt into the heart of Colorado’s wild and rugged Rocky Mountain National Park.

Thanks to Kate's mom, a sports reporter, cousins Mike Walsh and Kate Hopkins have tickets to the Red Sox game and All Access passes to Fenway Park. But as they're watching batting practice before the game, the lucky bat of Red Sox star slugger Big D is stolen...right in front of dozens of people. Without the bat, Big D can't seem to hit a thing. Can Kate and Mike figure out who pinched the bat before Big D and the Sox chalk up a loss? The Fenway Foul-Up includes a fun fact section about Boston's Fenway Park.

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

Why won't Sam Krupnik allow his mother to enter his bedroom? Why has he started calling his toy box The Lab? And why does he carry a Ziplock bag in his pocket at all times? Well, his mother's birthday is approaching, and she has told her family that what she really wants are homemade gifts. Sam has decided to invent a special, surprise perfume just for her - a concoction that will combine all of her favorite smells.

It's Future Job Day at Sam's school, and Sam knows exactly what he wants to be when he grows up-a zookeeper, just like Zookeeper Jake in his favorite picture book. His mother and big sister, Anastasia, help Sam create a memorable costume-so memorable that Sam insists on wearing it long after Future Job Day has passed and the rest of his classmates are back in their regular clothes.

"I had everything I needed to run a household: A house, food, and a new family. From now on it would just be me and Sammy - the two of us, and no one else". A tragic accident has turned 11-year-old Aubrey’s world upside down. Starting a new life all alone, Aubrey has everything she thinks she needs: SpaghettiOs and Sammy, her new pet fish. She cannot talk about what happened to her. Writing letters is the only thing that feels right to Aubrey, even if no one ever reads them. With the aid of her loving grandmother and new friends, Aubrey learns that she is not alone.

No one in her sixth-grade class knows quite what to make of Ms. Loupe, with her short hair, her taped square "stage" on the floor, and her interest in improvisational theatre. After all, their school is on an Air Force base - a place that values discipline more than improv. But her students soon come to love her fresh approach; and when her dear brother goes missing in Afghanistan, and Ms. Loupe herself breaks down, they band together to support their teacher.

Catherine, a 12-year-old girl with big responsibilities, loves her autistic younger brother David and makes lists of rules she thinks will help him get by. But she often feels that her parents, focused on special care for David, forget that she exists, too.

By sixth grade, Miranda and her best friend, Sal, know how to navigate their New York City neighborhood. They know where it's safe to go, like the local grocery store, and they know whom to avoid, like the crazy guy on the corner.

But things start to unravel. Sal gets punched by a new kid for what seems like no reason, and he shuts Miranda out of his life. The apartment key that Miranda's mom keeps hidden for emergencies is stolen. And then Miranda finds a mysterious note.

When you're the third of six kids, it's easy to get lost in the shuffle, but Sunday Fowler is determined that this summer she'll find the one thing that makes her stand out from her siblings. And when she discovers a silver box in the basement of the library her parents are renovating, she might just have found something to gain her the attention she so craves. Inside is a series of letters addressed to "The Librarian" and a manuscript. But who wrote them?

Jeremy Fink has big plans for this summer with his best friend Lizzy, a notorious troublemaker (and no, he does not have a secret crush on her). He has everything he needs within a few blocks of his home, so he never has to leave his little neighborhood. And this summer, he officially becomes a teenager.

An unsent letter in a first-edition copy of Charlotte's Web leads to a hunt for treasure in this heartwarming middle-grade mystery from the author of The Mother-Daughter Book Club. Now that Truly Lovejoy's father has been injured by an IED in Afghanistan and is having trouble finding work back home, the family moves from Texas to tiny Pumpkin Falls, New Hampshire, to take over Lovejoy's Books, a struggling bookstore that's been in the family for 100 years.

Mrs. Piggle-Wiggle has gone away unexpectedly and left her niece, Missy Piggle-Wiggle, in charge of the Upside-Down House and the beloved animals who live there: Lester the pig, Wag the dog, and Penelope the parrot, among others. Families in town soon realize that like her great-aunt, Missy Piggle-Wiggle has inventive cures for all sorts of childhood (mis)behavior: The Whatever Cure and the Just-a-Minute Cure, for instance. What is a stressed out parent to do? Why, call Missy Piggle-Wiggle, of course!

Things to know about Billy Miller: He's worried about second grade; he thinks bats are cool; his little sister is annoying; he had a spectacular accident this summer; he doesn't like poetry much; his dad makes really good cookies; Ned is his best friend; his mom likes rainy days; he thinks Emma Sparks is a pain; he can run really fast; this is his year.

In the first volume of a new series for younger listeners, Nancy gets to show off her sleuthing abilities while at her friend Deirdre's sleepover. Everyone's excited for pizza, cake and even a movie. But when Deirdre's Hollywood Heather doll goes missing, the fun stops, and,Nancy springs into action.

When her best friend and neighbor Margaret comes to her with a problem, Clementine goes to many lengths to help her friend. This sets off a rollicking adventure-filled week that finds Clementine getting into and out of further trouble, while learning valuable life lessons.

Melanie McLaughlin desperately wants to adopt two orphaned siblings and give them a real home for Christmas. A just-for-the-holiday marriage to Bryce Landry fits her plan perfectly...until unexpected sparks have Melanie dreaming of forever by his side....

This first novel from Nebula Award-winning short story writer Ellen Klages was picked as a Junior Library Guild selection and named a Book Sense Number-One Children's Pick. It follows a young girl named Dewey, whose father is part of a super-secret project in 1943 Los Alamos. Dewey, a gifted scientist herself, slowly realizes the implications of "the gadget" her father is working on. She and Suze, another Los Alamos child, find comfort in each other's friendship.

Molly Ayer has been in foster care since she was eight years old. Most of the time, Molly knows it's her attitude that's the problem, but after being shipped from one family to another, she's had her fair share of adults treating her like an inconvenience. So when Molly's forced to help an elderly woman clean out her attic for community service, Molly is wary. Just another adult to treat her like a troublemaker.

The book club is about to get a makeover. Even if Megan would rather be at the mall, Cassidy is late for hockey practice, Emma's already read every book in existence, and Jess is missing her mother too much to care, the new book club is scheduled to meet every month. But what begins as a mom-imposed ritual of reading Little Women soon helps four unlikely friends navigate the drama of middle school.

Funny Business is based around the theme of - what else? - humor, and if you’re familiar with Jon and the Guys Read Library, you already know what you’re in store for: 10 hilarious stories from some of the funniest writers around. Before you’re through, you’ll meet a teenage mummy; a kid desperate to take a dip in the world’s largest pool of chocolate milk; a homicidal turkey; parents who hand over their son’s room to a biker; and more.

1987. There’s only one person who has ever truly understood fourteen-year-old June Elbus, and that’s her uncle, the renowned painter Finn Weiss. Shy at school and distant from her older sister, June can only be herself in Finn’s company; he is her godfather, confidant, and best friend. So when he dies, far too young, of a mysterious illness her mother can barely speak about, June’s world is turned upside down. But Finn’s death brings a surprise acquaintance into June’s life - someone who will help her to heal....

"Are you in a bad mood or something?" asked Rocky. "Or something," said Judy Moody. Bad moods, good moods, even back-to-school moods - Judy Moody has them all! When her teacher assigns the class the task of creating "Me" collages, it puts Judy in a cut-and-paste mood! Meet Judy Moody, her little "bother" Stink, her best friend Rocky, and her "pest" friend Frank Pearl. They're guaranteed to put you in a very Judy Moody mood... or something.

The two-time Newbery Honor winner Gary D. Schmidt delivers the shattering story of Joseph, a father at 13, who has never seen his daughter, Jupiter. After spending time in a juvenile facility, he's placed with a foster family on a farm in rural Maine. Here Joseph, damaged and withdrawn, meets 12-year-old Jack, who narrates the account of the troubled, passionate teen who wants to find his baby at any cost. In this riveting novel, two boys discover the true meaning of family and the sacrifices it requires.