Grade 4

In 2019, Saudi Arabia opened its doors to more tourists than ever before. But what will travelers find when they visit? Through leveled text and vibrant photos, readers will find information… More →

Nicknamed the “Gateway to South America,” Colombia is filled with beauty and color! In this text, readers will explore the nation’s landscape, people, wildlife, and much more. Interesting… More →

The apatosaurus grew up to 75 feet long! These enormous dinosaurs stomped the earth 160 million years ago, but paleontologists still study them today! This high-interest text for young… More →

From lifting 50 times their own body weight to traveling for 3,000 miles (4,828 kilometers), insects are capable of great feats! Readers can learn about these incredible animals while… More →

A beautiful sound drifts over the waves. Do your eyes deceive you? It is a mermaid! Long hair cascades down her back as she sings into the salty air. Mermaids began to take form 4,000 years… More →

Tigers and bears, oh my! These powerful predators each have terrifying traits that firmly place them at the top of the food chain. But what would happen in a matchup between the two of them?… More →

Here comes an allosaurus! The fierce predator races toward its prey. It sinks its sharp teeth into its latest meal! Scenes like this one were common during the Jurassic Period, when the… More →

Known as the “Giant of Africa,” Nigeria is bursting with culture and life! Readers of this text will learn how millions of people, hundreds of languages, and a wealth of natural resources… More →

The first drones were hot-air balloons used in the 1800s! Later, drone airplanes took over the skies. Today, drones are used by the military, delivery companies, and even drone racers! This… More →

Storming aboard a government trade ship, Ching Shih and her band of followers demand payment—or else! The traders soon come to fear Ching Shih, paying her for passage through the… More →

The parasaurolophus was a duck-billed dinosaur famous for its long crest. Scientists believe the crest made a sound like a horn! This high-interest text explores the fascinating… More →

Watch out! A giant is stomping your way! These creatures make appearances in today’s stories, films, advertising, and more. But stories and images of these behemoths are nothing new. For… More →