Mary Pope Osborne

Shaddy and Ola travel to the moon in the future and try to search for something or someone to help them break Morgana's curse.

Before Jack and Annie can find out, the mysterious tree house whisks them back to the prehistoric past. Now they have to figure out how to get home. Can they do it before dark...or will they become a dinosaur's dinner?

A child visits the house of Sleep where everything is quiet except for the river that whispers, "Goodnight, goodnight."

Explores the history of the steamship Titanic, from Thomas Andrews' plans for "the safest ship on the ocean" to the lingering questions concerning its disastrous maiden voyage in 1912.

Jack and Annie look at knights, armor, and life in a castle.

Jack and Annie present information about the universe, including our solar system, and briefly describe the history of space travel and of the science of astronomy.

Set in a Lower East Side tenement in the early days of the COVID-19 lockdowns, Fourteen Days is an irresistibly propulsive collaborative novel from the Authors Guild, with an unusual twist: each character in this diverse, eccentric cast of New York neighbors has been secretly written by a different, major literary voice--from Margaret Atwood and John Grisham to Tommy Orange and Celeste Ng. One week into the COVID-19 shutdown, tenants of a Lower East...