Grade 3 - 5

When the orchid mantis and Asian giant hornet clash, who will be the winner? This leveled book brings readers along to learn more about the competition. The hi-lo text introduces each… More →

From multicellular and single-celled organisms to towering trees and hairy mammals, learn about living things in their ecosystems. Discover the science of classification, food webs, biomes,… More →

What adds up into an ocean? Build one layer by layer to find out. The watery world looks very different the deeper we get. Once we get down to the bottom, it's time to get creative to make… More →

When an upset Orla runs into the woods, she bumps into a strange wizard called Burt. She asks to be turned into a magical unicorn. Can Burt help her? The phonemes /or/ur/ow/ are featured in… More →

Orthocones were ancient animals with cone-shaped shells. In this hi-lo title, reluctant readers will learn about orthocones body parts, behaviors, and extinction through leveled text and… More →

In Ospreys, beginning readers will learn how these birds of prey dive from great heights to catch fish. Vibrant, full-color photos and carefully leveled text will engage young readers as they More →

Ostriches and cheetahs are some of the world's fastest animals. In this high-low title, reluctant readers will learn what would happen if these two speedy animals crossed paths. Vibrant… More →

Daisy is visiting a charming German town by an old crumbling castle. But eerie sets and spooky props aren't the only things stirring up excitement. Three mischievous otters, Skip, Scooter,… More →

Plants can't move away from hungry animals looking for a tasty treat. So, some plants grow pointy prickles, sharp spines, or threatening thorns to keep themselves safe. One poke from these… More →

From playing in arcades to gaming on smartphones, people have enjoyed video games in many ways over the years! In this hi/lo series, readers are introduced to the history of some of the most… More →

From the president to those working at the community level, government leaders help shape the United States! This low-level series highlights the basics of the country's most important… More →

It's time to explore with trailblazers who took to the seas, the skies, and beyond. Learn what it takes to be one of the first people to set out into the unknown with these inspiring… More →