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?

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.

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.

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.

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.

Rebekah Daniels is just your ordinary spunky nine-year-old girl living in the small town of Curtis Bay…EXCEPT she is determined NOT to be ordinary at all! Her small town is filled with mysteries and Rebekah is sure that she, along with her best friend Mouse, will be able to solve every last one of them.

This collection of wonderful stories read by John Lavelle and penned by Marjorie Weinman Sharmat will find a place on any Nate the Great fan's bookshelf.

It's a tough job, but somebody's got to do it. Guts, glory, danger, and sacrifice are all in a day's work for Hank the Cowdog, Head of Ranch Security. While investigating a murder on the ranch, Hank finds himself the number-one suspect.

Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

Rebekah Daniels is the best girl detective in all of Curtis Bay, and this summer, she - along with her best friend and cousin - are going away to summer camp! When the camp counselors warn the kids to stay away from a certain shed, of course Rebekah cannot possibly help being curious about what's inside. Rebekah is determined to solve every last mystery at summer camp, starting with the strange sounds coming from one very secret shed.

In the first book in this series, eight-year-old Drake is snatched up by King Roland's soldier and taken to the castle. He is to be trained as a Dragon Master. At the castle, he is joined by three other young Dragon Masters-in-training: Ana, Rori, and Bo. The Dragon Masters must learn how to connect with and train their dragons - and they must also uncover their dragons' special powers.

When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world.

Before they were the Boxcar Children, Henry, Jessie, Violet, and Benny Alden lived with their parents on Fair Meadow Farm. Although times are hard, the Aldens are happy - “the best family of all,” Mama likes to say. One day, a blizzard hits the countryside, and a traveling family needs shelter. The Aldens take them in, and the strangers soon become friends. But things never stay the same at the farm, and the spring and summer bring events that will forever change their lives.

Abby and her kid brother, Jonah, are just regular kids...until they find a magic mirror in their basement. The mirror is a portal that leads them into different fairy tales, from Snow White to Cinderella to The Little Mermaid. But in each story, nothing goes as planned, and it’s up to Abby to try to fix the happy endings - or maybe, sometimes, create better ones!