Grade 4

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 →

Iceland is one of the happiest countries in the world! When you consider the island’s beautiful landscape and fun activities, it’s easy to see why. This title introduces young readers to… More →

Welcome to the Czech Republic! There is much to see in this beautiful country, from the sprawling expanse of Bohemian Switzerland National Park to the cultural attractions in historic Prague. More →

People have been using prosthetics for thousands of years. Today, animals use them too! And in the future, the cutting-edge technology of bionics will add even more possibilities. Readers of… 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 →

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 →

Myths and legends are filled with wild and magical creatures! Kids can use paper to bring these extraordinary creatures to life through step-by-step instructions in this helpful origami… More →

Wings, claws, scales! What images come to mind when you think of a dragon? These amazing creatures have played important roles in many cultures for thousands of years. Some are ferocious and… 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 →

Chichen Itza is more than 1,000 years old. At its center is a tall pyramid built to honor the Maya snake god Kukulcan! This fact-filled book introduces the pyramid, temples, observatories,… More →