Grade 4

In Hula Hoops, early fluent readers explore the physics behind this popular spinning toy. Vibrant, full-color photos and carefully leveled text engage young readers as they explore how a hula More →

In Slides, early fluent readers explore the physics behind this popular piece of playground equipment. Vibrant, full-color photos and carefully leveled text engage young readers as they… More →

In Trampolines, early fluent readers explore the physics behind this popular backyard toy. Vibrant, full-color photos and carefully leveled text engage young readers as they explore how a… More →

In Paper Airplanes, early fluent readers explore the physics behind this popular make-it-yourself toy. Vibrant, full-color photos and carefully leveled text engage young readers as they… More →

In Skyscrapers, early fluent readers will learn about the engineering that goes into building sky-high. Vibrant, full-color photos and carefully leveled text will engage young readers as they More →

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… More →

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 More →

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 More →

From skyscrapers up above to tunnels down below, the structures people build are amazing. How are they built? And why? Amazing Structures uses carefully leveled text and vibrant, full-color… More →

In Dams, early fluent readers will learn why dams are built and how they work. Vibrant, full-color photos and carefully leveled text will engage young readers as they explore the built world… More →

In Stadiums, early fluent readers will learn how stadiums are designed to provide the best possible experiences for performers and spectators alike. Vibrant, full-color photos and carefully… More →

Nature has the ability to turn our world into a disaster zone. From blizzards to volcanoes, this series looks at the science behind the destruction. How is a blizzard different from a… More →