Grade 6 - 9

A flickering flame and the smoke curling from a burnt out candle have a lot in common. They are both signs of a chemical reaction. Learn all about the reactions from the smallest atomic… More →

From the composition of rocks and minerals to the constant changes happening in the human body, chemistry is all around us. Every day, scientists study nature and explore chemicals within… More →

Crocodile monitors are strong hunters. But southern cassowaries are the most dangerous birds in the world. Who would win in a battle between these two fighters? In this hi-lo title, readers… More →

Snowflakes float gently through the air. Aged cheeses add the perfect flavor to an afternoon snack. Gas stoves boil water for pasta. Each of these everyday objects contains crystals! They are More →

The desert may not seem like a good place to live, but many plants and animals make their homes in the dry land. In fact, life in the hot sands relies on one another to stay healthy. When… More →

Travel back in time and learn about the dilophosaurus! This hi-lo book uses vivid illustrations to depict the world during the Early Jurassic period. Leveled text engages reluctant readers by More →

Australia's territorial dingoes who rarely turn down a fight. But are they a match for the kicks and punches of kangaroos? This high-interest text weighs the advantages of these tough… More →

Paleontologist Paul Sereno was searching for dinosaur fossils in the Sahara desert when he and his team found something else--the skull of a gigantic crocodile! This incredible animal was so… More →

The huge diplodocus had a long neck, a long tail, and a 2,000-pound heart! As it grazed the land for low-lying plants, the dinosaur whipped its tail at dangerous enemies. In this… More →

Dire wolves were fearsome predators. They could bite through bones! In this hi/lo title, reluctant readers will learn how the wolves lived, what they looked like, and how they went extinct.… More →

Many of nature's most harmful Animals are dangerous to eat. But who is the deadliest to devour? Readers will discover and compare some of nature's most fearsome Animals through stunning… More →

Dung beetles are strong insects. Tarantula hawks have painful stings. In this high-low title, reluctant readers will learn what would happen if these two insects met. Engaging text and… More →