Shop By Age

From landing on the Moon to discovering distant stars, the study of space is always expanding. This series highlights eight ways humans explore space, explaining each topic’s essential history and recent developments. Each book pairs short...

Malcolm and his friend Daniela are having the coolest summer ever. Malcolm's dad, Dr. Thomas, has brought them to his work--on Mars! Exploring the unexplored up close is every young scientist's dream. The planet's craters, dust storms, and volcanoes lead...

As an adventurous team prepares to return to Earth from Mars, they break down their camp and make notes about how to improve the livable conditions of Mars for both future explorers and long-term sustainable life. The subject of terraforming intrigues...

An adventurous team discovers why the chaos terrain of Mars is so chaotic when waves of lava flow over the land, trapping them on a ridge. With the magma rising, Malcolm imagines the region as a migratory haven for the birds of Mars, and through this...

Even with no visible water present, the team discovers a vast ocean that stretches deep beneath the surface of Mars. While Malcolm imagines the aquatic Martians who live there to be uniquely adapted to the dark, their technology proves to not be as...

Mesmerized by the unique landscape of the brain terrain, Malcolm imagines the type of Martians that could have adapted to life along the complex ridges that wrinkle the landscape. Stranded a long way from camp, the team must harness the energy from a...

An adventurous team inspects a series of volcanoes on Mars but these puzzling structures erupt with mud instead of lava. When Daniela gets too close to one of the formations, her beloved biologist field kit falls in, sinking beneath the surface. Dr...

An adventurous team explores the Mars plains, which is littered with impact craters as far as the eye can see. As Malcolm imagines the region filled with gentle giants who travel in herds, Daniela analyzes the soil and makes a startling realization--a...

Three interplanetary explorers arrive at the yardangs of Mars, a series of spellbinding rocky ridges that have been shaped by centuries of wind erosion. But the team runs into trouble when their portable navigation device gets damaged! Surrounded by...

The rover Perseverance is damaged and stranded in the windswept sand seas of Mars. The team of interplanetary explorers locates the rover, but Dr. Thomas is unable to repair it in the field without the necessary parts. Malcolm and Daniela volunteer to...

Meet Tugg and Teeny. Best friends since -- well, forever! Tugg (a gorilla) and Teeny (a monkey) live together in their jungle neighborhood, Sidekick Thicket. As opposite as night and day, the two friends work and play together, each helping the other...

Meet Tip and Tucker! These hamsters are best friends and like to stick together. But while little Tip is sometimes nervous about new situations, Tucker likes to explore and see new things. Everything changes when Mr. Lopez purchases them from the pet...