Police officers, firefighters, and paramedics are first responders who put their lives on the line in an effort to help others. Get an inside look at the jobs they do, the lifesaving tools they use, and the future of first response work. Packed with factual information and high-interest content, this nonfiction math book uses real-world examples of problem solving to build students' math and reading skills. Let's Explore Math sidebars feature math...