Bewildered by a new student at her Manhattan high school who does not know her but seems to be Philip Walker, her lost love from her time travels, and threatened by Rebecca, who has held a grudge against her family for 120 years, sixteen-year-old Michele Windsor seeks help in her father journals and The Handbook of The Time Society.

The magic tree house takes Jack and his sister Annie to the Great Plains where they learn about the life of the Lakota Indians.

"Trapped in a nightmarish time loop, 17-year-old Anaïs must take control of her own fate by stopping the explosion that rips through the palace killing everyone, including herself, by entering a dark world of courtly intrigue to untangle a web of deadly deception"--

After his girlfriend Holly is fatally shot during a violent struggle, nineteen-year-old Jackson uses his supernatural abilities and travels back in time two years, where he falls in love with Holly all over again, learns that his father is a spy, and discovers powerful enemies of time who will stop at nothing to recruit him for their own purposes.

Jack and Annie travel in their Magic Tree House back to an Hawaiian island of long ago where they make friends, learn how to surf, and encounter a tsunami.

When Beeper accidentally releases the escape hatch to the Time-a-Tron, the time travelers must protect themselves from the world's most fearsome creature, Tyrannosaurus rex.

The magic treehouse takes Jack and Annie to a moon base in the future where they continue to search for the fourth thing they need to free their friend Morgan from the magician's spell.

Guided by a magic rhyme, Jack and Annie travel to ancient Baghdad on a mission to help the Caliph disseminate wisdom to the world.

The magic tree house carries Jack and Annie to New York City in 1938 on a mission to rescue the last unicorn.

The magic tree house takes Jack and Annie back in time to feudal Japan where the siblings learn about the ways of the Ninja.