THE HIBERNUATS: A Tale of Human Hibernation

Amundsen, the polar explorer

Sophie Steps Up

Farther Than the Moon

George and the Blue Moon

George's Secret Key to the Universe

The Kid Who Came From Space

Hidden in History: The Untold Stories of Female Explorers and Adventurers

The House Built By Ghosts: The Strange Tale of the Winchester Mystery House

George and the Big Bang

George and the Ship of Time

George's Cosmic Treasure Hunt

George and the Unbreakable Code

Space Band: The out-of-this-world new adventure from the number-one-bestselling author Tom Fletcher

Space Hostages

Mars Evacuees

A Rover's Story

Voyage of the Dogs

Cosmic