Learn about the causes, warning signs, and what to do in case you encounter a sinkhole.
This book provides information about floods, discussing types of floods, flood prevention, prediction of floods, and how to help when disaster strikes.
In Earthquakes, readers will learn about what to do when an earthquake happens and how these natural phenomena have changed the shape of our planet’s landscape. This title will allow students to track historical facts and future improvements while gauging their understanding with a variety of reading comprehension tools.
In Avalanches, readers will learn about the different conditions that can trigger an avalanche and the warning signs to ensure safety. This title will allow students to track historical facts and future improvements while gauging their understanding with a variety of reading comprehension tools.
This book discusses weather and storms, the technology used to track and analyze weather patterns, and related math concepts.
This introduction to maps explains the scale, using a compass, longitude and latitude, measuring elevation, depth, and astronomical units, and related math concepts.
This book discusses types of weather, including storms, weather instruments, and how weather is predicted.
Discusses solids, liquids and gases as well as the changing states of matter, water, weather, and evaporation.
Defines geology and discusses Earth's layers, soil, plate tectonics, types of rocks and the rock cycle, and land formations.
Take an in-depth look at earth science in this science encyclopedia.
Explores the battlegrounds of Lebanon, its history, and the years of war that the country has endured.
Explores Sudan's conflict and hunger, internal division, civil wars and terror, as well as the uncertain peace. Discusses Darfur and beyond.
Presents the history of Iraq from the Sumerians to modern times, focusing on the 2003 U.S.-led invasion, its causes, and its consequences.
Explores the island nation of Indonesia, its outside influences, colonial rule, its troubled independence, reform, and an uncertain future.
This book presents a collection of questions, answers, and facts about the planet Earth, including its origin, continents, and relation to the Sun and Moon.
This book chronicles the acquisition and settlement of the various territories that have not become states but are governed by the United States.
This book chronicles the Louisiana Purchase, the territory which reached from the Mississippi River to the Rocky Mountains, in 1803.
This book chronicles the events that led up to the colonization of the Great Lakes region, discussing the reasons for the settlement of this area and the fate of the native inhabitants.
Chronicles the acquisition and settlement of the various territories that have not become states but are governed by the United States.
Chronicles the Louisiana Purchase, the territory which reached from the Mississippi River to the Rocky Mountains, in 1803.
Aprende todo lo que hay que saber acerca de diferentes países y las cosas inusuales y espeluznantes que come la gente. ¡Saca tu cuchara y tenedor y prepárate para conocer lo que se come alrededor del mundo!
San Francisco, California, was first visited by Spanish settlers in 1769. The Spanish officially settled the area in 1776, and the city began growing into the major city it is today. Learn all about the cities landmarks, sport's teams and other facts that make this city one of the most popular U.S. cities.
Denver, Colorado, was built along streams and rivers on the high, flat, grassy plains. Millions of years ago, dinosaurs wandered this area. After they disappeared, mammoths, giant bison, and even camels lived here. Learn all about the history, landmarks, sports teams and other things that make Denver such a wonderful place to live!
Located in the middle of the country, St. Louis is on the eastern side of the state of Missouri and alongside the mighty Mississippi River. People here are called “Saint Louisans” and the city is called the “Gateway to the West.” Learn all about this city's landmarks, sports teams, and other fascinating facts.
New Orleans, Louisiana, was founded by French Colonists in 1817. Because of its location, New Orleans played a large role in the antebellum slave trade, both in the importing of slaves and the growing of cotton and sugar crops using slave labor. During the Civil War (1861-1865), the city was captured by the Union Army. Learn all about the cultures, music, sports teams and everything else you need to know about this great city!
