Adventure

It's Christmas, but leave it to Sammy Keyes to find trouble even in the midst of the holiday parade. Trying to help a friend, she reluctantly volunteers on the Canine Calendar float, only to have the famous cover dog dog-napped on her watch! The animal's owner orders Sammy to find the dog before the $50,000 ransom being demanded comes due.

In her most dangerous mystery to date, Sammy runs into a strange girl trying to escape from a scary looking guy at the mall. When the girl asks Sammy to watch her shopping bag and then flees, Sammy is alarmed to discover that inside the bag is a baby!

In this fifth Sammy Keyes mystery, the normally unflappable heroine encounters a corpse, an arsonist, and an irate policeman - and her first real experiences with adolescent angst.

Cracker is one of the United States Army's most valuable weapons: a German shepherd trained to sniff out bombs, traps, and the enemy. The fate of entire platoons rests on her keen sense of smell. She's a Big Deal, and she likes it that way. Sometimes Cracker remembers when she was younger, and her previous owner would feed her hot dogs and let her sleep in his bed. That was nice, too.

Jack and Annie are ready for their next adventure in the New York Times best-selling middle-grade series - the Magic Tree House!

Old and new listeners alike will find another thrilling Magic Tree House adventure in Dogs in the Dead of Night. Mary Pope Osborne perfectly blends fantasy, action, adventure, history, and facts in this latest installment of the best-selling Magic Tree House series.

Mrs. Bunny Starch, the most feared biology teacher ever, was last seen during a field trip to Black Vine Swamp. The school's headmaster and the police seem to have accepted the sketchy, unsigned note explaining that her absence is due to a family emergency. There's no real evidence of foul play. But still, Nick and Marta don't buy it. Something weird is definitely going on.

At once wildly original and stuffed with irresistible nostalgia, Ready Player One is a spectacularly genre-busting, ambitious, and charming debut—part quest novel, part love story, and part virtual space opera set in a universe where spell-slinging mages battle giant Japanese robots, entire planets are inspired by Blade Runner, and flying DeLoreans achieve light speed.

Princess Wisdom, known as Dizzy, longs for a life of excitement beyond the staid old kingdom of Montagne.

Tips, a soldier, longs to keep his true identity a secret.

Fortitude, an orphaned maid, longs only for Tips.

The long-awaited companion to New York Times best sellers Graceling and Fire.

Jim Marlowe's Martian pet, Willis, seems like nothing more than an adorable ball of fur.

But Jim's devotion to the little creature will soon lead him and his pal Frank into a death-defying trek across Mars.

On a snowy night, Cara and her grandmother are pursued into St. Christopher's church by an unknown man. Clutching her grandmother's mysterious amulet, and following the old woman's instructions, Cara escapes their pursuer and falls into Luster, the world of the unicorns.

In the center of Luster towers an enormous tree that is the Heart of the World. Now the tree is wounded, pierced by a tunnel that connects it to Earth. Through that tunnel strides Beloved, the ancient enemy of the unicorns, followed by an army of Hunters eager to destroy every last unicorn.

In the third volume of the Unicorn Chronicles, Cara Diana Hunter journeys to the Valley of the Centaurs in quest of a mysterious lost story that could hold the key to the survival of the unicorns.

It's been two years since Enna was swept up in a heart-pounding court adventure. Now, having returned to her old life in the forests of Bayern, she is growing restless. When a strange force takes possession of her brother, Liefer, she returns to the capital to seek the help of her friend Isi, Bayern's princess. But Bayern is tottering on the verge of war with neighboring Tira.