Told in their alternating voices, twelve-year-old neighbors and former best friends Cora Hamed and Quinn McCauley begin working together to open a wormhole so they can travel through time to prevent the school shooting that resulted in the deaths of Cora's sister and Quinn's brother.

"Jack and Annie travel in the magic tree house to Galveston, Texas on September 8, 1900--the day of the worst natural disaster in US history"--

Jack and Annie travel back to Victorian London when Merlin asks them to use their magic to inspire Charles Dickens to write "A Christmas Carol."

Publisher Annotation: From the New York Times bestselling author of The Unteachables, Gordon Korman, comes a hilarious new high-concept friendship story in the vein of Back to the Future. Perfect for fans of Korman's Restart.

Hurtled back through time more than two hundred years to 1743 Scotland, Claire Randall finds herself caught in the midst of an unfamiliar world torn apart by violence, pestilence, and revolution and haunted by her growing feelings for a young soldier, James Fraser.

"Join Jack and Annie as they as they meet one of the world's most famous illusionists - Harry Houdini!"--

Ranger, the time-traveling golden retriever, has landed in Viking age Iceland, where he meets a girl named Helga, who seems perfectly able to take care of herself--until an erupting volcano and an early arriving baby forces Ranger and Helga to journey through the ash and smoke to find her father and bring him home.

A blow on the head transports a Yankee to 528 A.D. where he proceeds to modernize King Arthur's kingdom by organizing a school system, constructing telephone lines, and inventing the printing press.

Reading level: RL 2.2 ; Ages: 6-9 The magic tree house transports Jack and Annie on a mission to the Ice Age where they encounter Cro-Magnons, cave bears, sabertooth tigers, and woolly mammoths

The mysterious box that Ranger the golden retriever found in the garden transports him back to first century Rome, where he must rescue Marcus, a young servant boy, and Quintus, a volunteer gladiator, from the brutal world of the Colosseum.