In Bridges, early fluent readers will explore different kinds of bridge structures while learning about the science behind the engineering. Vibrant, full-color photos and carefully leveled text will engage young readers as they explore the built world around them. An infographic illustrates parts of a bridge, and an activity offers kids an opportunity to extend discovery. Children can learn more about bridges using our safe search engine that provides...

In Tunnels, early fluent readers will learn about the engineering that goes into building tunnels and making them safe. Vibrant, full-color photos and carefully leveled text will engage young readers as they explore the built world around them. An infographic illustrates aspects of the Channel Tunnel, and an activity offers kids an opportunity to extend discovery. Children can learn more about tunnels using our safe search engine that provides relevant,...

In Roller Coasters, early fluent readers will learn how roller coasters are engineered to keep thrill seekers safe while giving them an exciting ride. Vibrant, full-color photos and carefully leveled text will engage young readers as they explore the built world around them. An infographic illustrates the physics principles that make roller coasters work, and an activity offers kids an opportunity to extend discovery. Children can learn more about...

Burrowing deep under the snow, collared lemmings use their shovel-like claws to create a secret world of tunnels hidden from predators. These small rodents put on their white winter coat each fall to blend in with their snowy home. Early readers will love digging through the pages of this fun, fact-filled read about the adaptations of collared lemmings.

No, Arctic hares are not wearing mascara! Their long, black eyelashes help these snow white hares see across the glaring white snow and ice. Learn all about how Arctic hares live in their freezing home in this title highlighting their many adaptations.

Polar bears are built for subzero temperatures! With black skin to absorb the sun's rays, two layers of thick fur to trap heat, and blubber lying under their skin, these bears are ready to take on any cold weather. Discover the many special adaptations of polar bears in this title about their lives in the Arctic!

Electricity powers light bulbs, televisions, refrigerators – even cars! Teeny-tiny electrons keep our big world running. In this title, early readers will explore the science behind electric currents, conductors, insulators, static electricity, and more.

In Bulldozers, emergent readers will learn about the parts and functions of a bulldozer. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a construction worker uses the machine to tear up ground, push dirt, and level the ground for a new park. A labeled diagram helps readers identify different parts of a bulldozer, while a picture glossary reinforces new vocabulary. Children can learn more about...

In Rollers, emergent readers will learn about the parts and functions of a roller. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a roller levels, flattens, and smooths surfaces to help do big jobs. A labeled diagram helps readers identify different parts of a roller, while a picture glossary reinforces new vocabulary. Children can learn more about rollers online using our safe search engine...

In Concrete Mixers, emergent readers will learn about the parts and functions of a concrete mixer as well as why its drum has to keep turning. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover how a concrete is mixed, moved, and spread to create sidewalks and buildings. A labeled diagram helps readers identify different parts of a concrete mixer, while a picture glossary reinforces new vocabulary. Children...