Leveled Readers

Learn about the world of optics, where light bends to help us see the sights! Most of us rely on our eyes to see and understand the world. Yet, human eyes are far from perfect. Innovations such as glasses, goggles, and...

The Inka were master farmers, builders, and planners who lived in the Andes Mountains. This challenging environment required the Inka to develop innovative engineering solutions in order to farm, live, and thrive...

Sharks are on the move. What are they up to? And how do scientists learn about them? Introduce young learners to the fascinating world of sharks with this fun STEAM reader! Created in collaboration with...

How much life can fit in one cubic foot? Photographer David Liittschwager and zoologist Chris Meyer learned the answer is: quite a lot! Learn how studying life in just one cubic foot can teach us about life on the...

Learn about different types of lighting from the past and present with this fun and informative STEAM reader! Created in collaboration with Smithsonian Institution, this title builds foundational literacy skills...

What is it like to eat, sleep, and work in space? Find out as you read about life in a space station orbiting above Earth! Discover how astronauts function in a challenging environment that includes weightlessness,...

Everyone lives with day and night. But in some places, the days go on and on--and so do the nights! How do people live where the sun never seems to rise or set? Learn what life is like in the "land of the midnight sun"...

Scientists have studied mummies for a long time. They study the science behind them. But scientists also study more than just what happens. They study the culture of mummies. The culture is why mummies were made. Learn...

Aquariums allow people to explore underwater environments while keeping their feet on dry land. Learn how aquariums are created and how both their tiniest and mightiest members play big roles in these underwater...

Learn how crayons are made with this fun and informative STEAM reader! Created in collaboration with Smithsonian Institution, this STEAM reader builds foundational literacy skills through engaging STEAM content...

Most people use maps every day. But imagine a time when a map of a place didn't exist. Without a map, how would you get there? How would you get around? Navigate through history as you learn the art, science, history,...

Have you ever wondered how doughnuts got their shape? Learn about the history of doughnuts with this high-interest title! Created in collaboration with Smithsonian Institution, this STEAM reader introduces STEAM...