Farm fields can span hundreds of acres. With so much area to cover, checking crops and livestock can be difficult. But with an agricultural drone, this job becomes much simpler. Young readers will discover how drones help farmers maximize efficiencies and bring abundant harvests.

"Respiratory System guides readers through the fascinating inner workings of the human body. The human body contains several complex systems that work closely together to support life and allow the body to function properly. Respiratory System explores the characteristics and interactions of this system, its makeup, and its importance"--

"Nervous System guides readers through the fascinating inner workings of the human body. The human body contains several complex systems that work closely together to support life and allow the body to function properly. Nervous System explores the characteristics and interactions of this system, its makeup, and its importance."--

The Air Force is the aerial warfare branch of the United States armed forces. The United States Air Force is the largest air force in the world.

The U.S. Marine Corps has served in every armed conflict in which the United States has been involved. Marines engage in military operations, peacekeeping missions, and provide humanitarian aid.

Max experiences flashbacks of a life that isn't his, from a time before he was born. Some of the memories are pleasant, some are . . . disturbing.The complete Flashback Trilogy, a paranormal adventure series with time-travel and mad science.Book 1: Flashback -- Max sees a boy that no-one else can. He reveals to Max twenty-year-old secrets, secrets that someone will go to deadly lengths to keep concealed. To right a tragic wrong, Max must leap into...

Does bottled water do more harm than good? Should clear-cutting for agriculture be allowed? Every day, we hear arguments about environmental issues in the media. This book gives readers the tools to make sense of and evaluate some of these arguments. Using relatable and accessible environment-related examples, this book introduces readers to the parts of an effective argument and prompts them to use the knowledge they have gained to evaluate the effectiveness...

We cannot prevent tsunamis, but we can try to minimize their impact on humans. This interesting book examines what scientists know about tsunamis, how we can predict them, and how we learn from each event. By studying the destruction they cause, scientists and engineers continue to come up with new and improved technologies to predict catastrophic waves and better protect cities, buildings, and people. Case studies and brief bios of key scientists...

The Coast Guard does its main work during peacetime. It enforces all federal laws that relate to maritime activities and works with other federal agencies to protect the United States from terrorism. Discover more in Coast Guard, one of the titles in the U.S. Military Forces series.

Did you know that the average adult has about 60,000 miles (95,500 kilometers) of blood vessels? Blood flows through the body in two circuits, or pathways, that begin and end at the heart. Discover more fascinating facts in Circulatory System, a title in the Body Systems series. Each title in Body Systems guides readers through the fascinating inner workings of the human body. The human body contains several complex systems that work closely together...