Eight-year-old Jack and his younger sister Annie find a magic treehouse, which whisks them back to an ancient time zone where they see live dinosaurs.

Jack and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life.

Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

Jack and Annie travel in their magic treehouse to the year 1621, where they celebrate the first Thanksgiving with the Pilgrims and Wampanoag Indians in the New Plymouth Colony.

"The final Guardians Trilogy novel from the #1 New York Times bestselling author of Bay of Sighs and Stars of Fortune. As the hunt for the Star of Ice leads the six guardians to Ireland, Doyle, the immortal, must face his tragic past. Three centuries ago, he closed off his heart, yet his warrior spirit is still drawn to the wild. And there's no one more familiar with the wild than Riley--and the wolf within her... An archaeologist, Riley is no stranger...

Sixty-year-old Olivia's first marriage was long and unhappy, but now she is a newlywed, thrilled to finally be starting her life with the man she's always truly loved - even if they are getting a late start. Kathy is in her forties and married to a handsome, successful businessman. Theirs would be a fairy-tale romance if it weren't for one problem: He's passionately in love with someone else! Twenty-something Elise is also in a troubled marriage,...

Time-travelling Claire Randall returns to her own time, pregnant and weary, and resumes her life, but her memories of her eighteenth-century Scottish lover Jamie Fraser will not die, leading her to a desperate decision to return to him.

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.

Eight-year-old Jack and his younger sister Annie use the magic treehouse to travel back to the Middle Ages, where they explore a castle and are helped by a mysterious knight.

"An ingeniously imagined, hilarious romp through time, space, and the human heart... The Ministry of Time asks: What does it mean to defy history, when history is living in your house?" -- In the near future, a civil servant is offered the salary of her dreams and is, shortly afterward, told what project she'll be working on. A recently established government ministry is gathering "expats" from across history to establish whether time travel is feasible--for...