In the ninth book of the Calendar Mysteries, an early chapter-book mystery series featuring the younger siblings of the A to Z Mysteries detectives, Bradley, Brian, Nate, and Lucy have taken care of the first-grade class hamster, Goldi, for the summer. But on the first day of school, when they plan to bring her back, Goldi is missing! In place of her cage is a green-and-orange sneaker key chain. Soon, the kids spot green-and-orange sneakers all over Green Lawn. And they find out other things have been disappearing around town, too. Can the four friends track down the sneaker sneak and get Goldi back?

Celebrate 20 years of A to Z Mysteries! No foolin'! It's the first of April in Green Lawn! Mr. Paskey, owner of the Book Nook, plays an April Fools' Day prank on Dink, Josh, and Ruth Rose. They hatch a plan to get back at him, but then the bookstore is robbed—no joke! Can the kids track down the crook? Or will this April Fools' be an April fail? The alphabet may be over, but the mysteries continue in this ninth A to Z Mysteries Super Edition, featuring a 26-letter secret message hidden in the illustrations.

In the tenth A to Z Mysteries super edition, Dink, Josh, and Ruth Rose have a sleepover . . . with a Spinosaurus!It's sleepover night at a science museum in Boston. Dink, Josh, and Ruth Rose can't wait to settle their sleeping bags near the museum's colossal fossil—a giant Spinosaurus skeleton—and tour the exhibits long after closing time. But after they fall asleep, they wake to a terrible crash! Is the dinosaur fossil damaged? Or is there another big problem at the science museum?Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! From The Absent Author to The Zombie Zone, there's a mystery for every letter of the alphabet, plus ten super editions with even more A to Z fun. And don't miss Ron Roy's series for younger readers, Calendar Mysteries!

It's a red, white, and blue mystery from popular A to Z Mysteries author Ron Roy!Trouble at the Treasury In the seventh book of the Capital Mysteries--an early chapter book mystery series featuring fun facts and famous sites from Washington, D.C.--KC and Marshall are thrilled to take a tour of the United States Treasury where stacks and stacks of money zip off the presses in the printing and engraving building, millions of dollars a day. But the friends find that a bundle of bills is missing. That's a hundred thousand dollars - gone! How did the thief slip the money out past cameras, guards, and locked doors? KC has a suspect. She has a clue. Now she just needs to figure out how in the world it was done!Each book highlights one of the famous museums, buildings, or monuments from the Washington area and includes a map and a two-page fun fact spread with photographs. Parents, teachers, and librarians agree that these highly collectible chapter...

In the tenth book of the Calendar Mysteries, an early chapter-book mystery series featuring the younger siblings of the A to Z Mysteries detectives, there's a haunted house in Green Lawn! It's Halloween, and the Shangri-la Hotel has been transformed into a haunted house, complete with an ogre out front. Bradley, Brian, Nate, and Lucy are ready for some scary fun, but then they notice that none of the kids who have gone in the hotel have come back out. What's happening to them? Ghosts and witches and ogres aren't real . . . right?

Dink, Josh, and Ruth Rose are in San Francisco, home of the biggest Chinatown outside of Asia! Their tour guide, Holden, is going to take them to the famous Chinese New Year parade. Best of all, Holden's girlfriend, Lily, is Miss Chinatown. She gets to ride a giant float and wear a crown! But during the parade, Lily goes missing, and so does the crown. The police think Holden did it. Can Dink, Josh and Ruth Rose clear their friend's name by finding the real crook? The alphabet is over, but the mysteries continue in this fourth A to Z Mysteries Super Edition, featuring a secret message hidden in the illustrations.From the Trade Paperback edition.