Law enforcement is keeping up with technology - and the criminals attempting to take advantage of it. Cyber cops use the latest electronic devices to track and find the bad guys.
Best-selling books and television shows have helped unlock the mystery behind the work of these scientists. Using amazing tools and techniques, these workers unlock the clues to solve a case. Look inside to explore what forensic scientists do and how they do it.
Describes how water is transported, treated and stored from its source into homes, schools, and offices.
The United Nations is a very important international organization. Around the world this agency's staff and volunteers are working to provide children with access to medical treatment and education. Have you ever wondered how this important work gets done? How do organizations like UNICEF help? What kinds of problems do they have to solve? Read How Do They Help? UNICEF to learn more about many people who help in your community and around the world.
This book takes a scientific look at natural disasters around the world. Reading Essentials in Science.
The high maneuverability and speed of jet fighters cause pilots to experience g-forces nine times that of gravity! Students will learn about the history, technology, and future of the fastest jet fighters in the world.
Military helicopters perform a variety of missions for armed forces around the world. Some of these helicopters are capable of speeds approaching 200 miles per hour! Readers will discover the history, technology, and future of the world's fastest military helicopters.
Ancient Greek philosopher Socrates' ideas on how people should discuss, think about, and solve complicated problems have influenced centuries of thinkers in politics, law, and philosophy. The modern world would be very different without Socrates' method of asking questions about a problem to find the solution. Socrates' thinking has shaped modern science, government, and education, as well as many other parts of everyday life. Learn the story of one of the most important philosophical thinkers of all time in Socrates: Greek Philosopher.
This book describes the work of the National Aeronautics and Space Administration (NASA).
Using the graphics, students can activate prior knowledge--bridge what they already know with what they have yet to learn. Graphically illustrated biographies also teach inference skills, character development, dialogue, transitions, and drawing conclusions. Graphic biographies in the classroom provide an intervention with proven success for the struggling reader.
Describes the process of minting money.