Grade 4

Costa Rica, which means “Rich Coast,” is aptly named. Its long coastlines, bordering the Caribbean Sea to the east and the Pacific Ocean to the west, have some of the most diverse ecosystems… More →

When there is danger in shallow water, Littoral Combat Ships are called into action. These ships can go in water too shallow for other ships of the United States Navy. Armed with high-tech… More →

The sport of volleyball requires aggressive intensity. The ball can travel at speeds up to 88 miles per hour! In this book, children will learn the basic rules of volleyball, the necessary… More →

In the 1950s, Californians invented skateboarding so they could surf on land. Roller skate wheels were attached to flat boards. Young readers will learn all about the sport of skateboarding,… More →

Moscow’s Red Square is a center of Russian history and culture. This book explores the physical and cultural geography of Russia, showing the reader what daily life is like in Russia and how… More →

Brazil is the largest country in South America and the fifth largest and most populated country in the world. The Amazon Rainforest in Brazil has the greatest biological diversity of any… More →

Israel is a country with deep religious roots. It is considered the homeland of the Jewish people. In this book, young readers will be introduced to Israel’s devout people, historic… More →

Shaun White is considered the face of snowboarding. He has won two Olympic gold medals by catching big air while doing difficult jumps and tricks. Children will discover how snowboarders… More →

Cats are the most popular house pets in the world. Discover why humans love the companionship of these playful, though sometimes moody, creatures. Learn what cats need in their daily lives… More →

Sticking out into the Mediterranean Sea, Italy has some of the nicest weather in Europe. It is famous for its art, architecture, and cuisine. Readers will discover the physical geography of… More →

In the wild, hamsters dig extensive tunnels that can go as deep as three feet into the ground! You can make your hamster’s cage fun and comfortable by putting plastic tunnels in it and… More →

Mexico has almost 6,000 miles of coastline. It borders both the Atlantic and the Pacific Oceans. Readers will discover the diverse physical features of Mexico, the variety of wildlife it… More →