"Castle Glower's towers have transported Princess Celie, her siblings, and her pet griffin, Rufus, to an unknown land. As they set out on a dangerous adventure to discover their whereabouts, they find an entire lost people, divided by the wishes of two wizards in a centuries-old quarrel over their beloved home--Castle Glower"--

When the dangerous ancient wizard Arkwright escapes the dungeon and goes missing within the Castle, Princess Celie must find the wizard and save her family.

The Greystone kids thought they knew. Chess has always been the protector over his younger siblings, Emma loves math, and Finn does what Finn does best--acting silly and being adored. They've been a happy family, just the three of them and their mom.But everything changes when reports of three kidnapped children reach the Greystone kids, and they're shocked by the startling similarities between themselves and these complete strangers. The other kids...

Eve of the emperor penguin: The magic tree house takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin. Moonlight on the magic flute: Jack and Annie travel to Vienna, Austria, in 1762 where they meet the young Wolfgang Amadeus Mozart and his sister and help save the budding genius' life.

When eleven-year-old Becca, a quadruplet, finds a sick piglet on the side of the road, her life is changed forever.

Eleven-year-old Juniper Berry lives in a cabin with her family deep in the wild woods. Living off the grid is usually exciting, like the time she chased off three growling raccoons with a tree branch and some acorns, or when she thought she glimpsed the legendary Bigfoot. But her happy life in the wild ends abruptly when her younger brother gets sick, and the family moves to the city to be closer to the hospital. Juniper and her older sister are...

It's 1863 and dinosaurs roam the streets of New York as the Civil War rages between raptor-mounted armies down South. Magdalys Roca and her friends from the Colored Orphan Asylum are on a field trip when the Draft Riots break out, and a number of their fellow orphans are kidnapped by an evil magistrate, Richard Riker. Magdalys and her friends flee to Brooklyn and settle in the Dactyl Hill neighborhood, where black and brown New Yorkers have set up...