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In Helicopters, early fluent readers learn about the science, engineering, and physics behind helicopters in flight. Vibrant, full-color photos and carefully leveled text engage young readers as they learn about these exciting machines.

In Motorcycles, early fluent readers learn about the science, engineering, and physics behind a speeding motorcycle. Vibrant, full-color photos and carefully leveled text engage young readers as they learn about these exciting machines.

In Speedboats, early fluent readers learn about the science, engineering, and physics that keep these boats afloat. Vibrant, full-color photos and carefully leveled text engage young readers as they learn about these exciting machines.