What do spies do? What do you need to be a good spy? Find out about some famous spies and how they sent their messages. Find out about secret codes, and some brilliant spying gadgets, from secret video cameras to night vision goggles.Then read The Secret Agent, a wicked story about a double agent: a spy working for one side but pretending for work for the other. What happens when he changes sides?
What goes on inside the Earth? What is the longest tunnel in the world? Do people really live in caves? Can you live, work, and shop - all underground? Could you really travel to the center of the Earth? Find out about fossils - and the bones of dragons! It's all in here. Then read The Railway Ghost, a story about what happens when the past meets the present - and you are facing death!
What is a disaster? Is being ill a disaster? What about 75 million dying in the Black Death? Find out what makes disasters happen before reading The Eruption to learn who to trust when a volcano erupts.
In the early 1900s, a skull was found in England that many believed to be the "missing link." The strange prehistoric human skull "discovered" in England in 1911 was ultimately proven to be a hoax. The perpetrator's identity and motives, however, remain mysteries, which this book examines.
This book tells the story behind the developments for people to communicate with one another from across the street to across the country.
Although Comstock Lode made many people near Virginia City rich, it left a torn and tattered town. The lesson of the Comstock Lode legacy is that what people have done in the past affects people today. And what we do today can affect the world tomorrow.
Describes the deepest part of the ocean, called the abyss, and explains how, with new equipment and technology, humans are beginning to learn more about the abyss and the creatures who live there.
Describes how a school bus carrying twenty children became stranded during a blizzard in Towner, Colorado, in 1931.
Explains what early civilizations believed about natural disasters; highlights notable eruptions, earthquakes, fires, floods, droughts, famines, and diseases, as well as two noted military failures; and recounts the end of the ancient world.
Presents a history of aeronautical sports, including ballooning, skydiving, airplane racing, flying circuses, and military dogfights.
This book takes a look at the microscopic organisms, including mold and bacteria, discusses the causes of allergies, and looks at the invention of the microscope. Reading Essentials in Science.
The periodic table designed by Dmitri Mendeleev provides a wealth of information about the elements that make up our world. This book presents a study of the development and purpose of the periodic table of elements, explaining why this method of organization is needed and how scientist utilize the information. Reading Essentials in Science.