Now with a brand-new look, this is an edition that collectors won't want to miss! When the Hardy boys eagerly agree to assist their friend Jack Dodd and his father in locating a family treasure, the two young detectives are unaware of the baffling complications that will arise. The only clue to the long-lost treasure is a cryptic message written by a Pilgrim ancestor. But when Mr. Dodd and Jack are accused of stealing cars and then mysteriously disappear,...

Dink and his friends unearth the mysterious truth behind the envelopes incorrectly delivered to his house.

"In 1989 someone is threatening to steal the crown jewels, so the Queen of England summons Mac B. to England to protect them--and when they are stolen from a locked dungeon cell, where Mac and Holcroft, one of the warders, are supposed to be guarding them, it is up to Mac to figure out how they were stolen, and whether the thief is the descendant of an Irish soldier-of-fortune who tried to steal them in 1671, or someone else entirely."--

Dink, Josh, and Ruth Rose help catch the thieves who have stolen gold from Sammi's parents, the king and queen of Costra.

"My name is Mac Barnett. I'm an author. But before I was an author, I was a kid. And when I was a kid, I was a spy. This is a story of stolen violins. It's got mummies, museums, sandwiches, hostages, and a dangerous showdown with the Russian Red Army Choir. Open this book to find out more about my adventures. But beware--this mission is top secret and very dangerous!"--

While visiting a ranch near Yellowstone National Park with his parents, Summer, and her parents, Teddy Fitzroy investigates the disappearances of bison and an irreplaceable necklace.

There's a mystery mischief-maker on the loose in Hills Village! Can Junior solve the mystery before disaster strikes?

When the rodeo comes to Bayport, Joe and Frank catch the ranch hands trying to steal a prize horse. After the boys stop the theft, they're recruited to help drive the cattle back to the ranch. However, mysterious things continue to happen and the Hardy boys have to solve the mystery.

When Cam Jansen and her friend Eric uncover a mystery while selling fudge door-to-door to raise money for the local library, Cam uses her photographic memory to foil a crime.

Twelve-year-old Jake McQuade is the smartest kid in the universe, but if he wants to keep his title he will have to figure out a way to defeat the villain who steals his ingestible knowledge capsules.