Teenage detectives Frank and Joe Hardy investigate a case of counterfeiting.

Now that he has new glasses, fourteen-year-old Jaylin is anxious to put his speed and accurate shot to use on offense, but his lacrosse team has always relied on his stellar defense, and without it too many goals are ending up in their net--so the team needs to come up with a strategy to balance both halves of his game.

The essential facts of ten mysteries are presented, giving the reader the opportunity to solve the cases before examining the boy detective's solutions.

Relates three times that nine-year-old Iggy got into trouble, two of which he does not regret and one for which he is very, very sorry.

While attending an amusement park under the new ownership of their friend Daisy, Joe and Frank investigate the disappearance of a patron who was last seen riding a hit attraction, an event that has threatened Daisy's family's livelihood.

Idaville's secret weapon against lawbreakers, ten-year-old Leroy "Encyclopedia" Brown, helps the police force solve ten new cases, the solutions to which are found in the back of the book.

Fiery Ramona Quimby and the well-meaning Henry Huggins may clash, but in this delightful and hilarious novel by Newbery Medal–winning author Beverly Cleary, it's an unlikely compromise that wins the day. Henry and his friends are building a no-girls-allowed clubhouse. With a private space of their own away from everyone else-and even a top secret entry password-they're all thrilled with their boy fort. But Henry's about to find out that nothing-not...

Thirteen-year-old Tyson sneaks off with his roughneck, but ill, grandpa to go on his first elk hunt, amid reports of a stalking man-eating grizzly.

On an ice-bound, snow-covered island, Frank and Joe attempt to solve the mystery of a boy's disappearance and the theft of a priceless collection of antique medals.