Grade 6 - 9

The World Series has decided the champion of Major League Baseball since 1903! 30 teams swing it out each year for a chance to take home the Commissioner's Trophy and become the champion of… More →

Tiger sharks and leopard seals are some of the fiercest predators in the ocean. What would happen if they met? Engaging text and vibrant photos put readers in front-row seats for an animal… More →

TikTok has taken over the world! This popular app is full of entertainment, tutorials, famous faces, and more. Through leveled text and engaging photos, this book explores TikTok's rise, from More →

Paleontologist Luis Chiappe was searching under the hot sun in Patagonia for fossils of ancient birds when he and his team stumbled upon something even more incredible--eggshells. They found… More →

While almost all frogs begin their lives in the water, adult frogs make their homes in many different places. Some types of frogs remain in the water, while other kinds stay mostly on firm… More →

A low roar rumbles through the forest. A Tyrannosaurus rex is on the move! What unlucky dinosaur will be its next meal? The ferocious T. rex is famous for its long, sharp teeth. But what… More →

The Utahraptor is the official state dinosaur of Utah! This ferocious predator stomped across the earth during the Cretaceous Period. Readers of this high-interest text will learn all about… More →

Throughout time, scientists have made vaccines to prevent deadly illnesses. Even today, scientists are still studying diseases and working to make new and better vaccines. Explore how… More →

Vaccines have been used for more than 1,000 years! The first vaccine was made to protect people against smallpox. Today, vaccines help protect people from many diseases and illnesses. This… More →

Deep valleys and gorges cut across landscapes around the world. But how do they form? And how have we learned to harness power from the deep splits in the ground? Explore more about these… More →

Everything on Earth goes through a life cycle. It's normal that we're born, grow older, and eventually die. But what about the paranormal? It's time to explore what the terrifying, and… More →

Venezuela is a land of striking beauty. Angel Falls, the highest waterfall in the world, plunges more than 3,000 feet in the Guiana Highlands. Lake Maracaibo, the largest lake in South… More →