Learn about the technology behind high-speed trains, the innovators who have made these trains possible, and what the future holds for this exciting career field.Calling All Innovators series introduces students to careers in science and technology. The complex text allows readers (Grades 5-8) to determine the main idea and explain how it is supported by key details. Though people have been traveling by train since the 19th century, this safe, efficient transportation method is becoming more exciting than ever before. Readers will discover how modern, high-speed rail systems are getting people and goods from place to place in record times.