Oceanographers travel to extreme depths to learn new things about Earth's oceans. They use science, technology, engineering, and math to study oceans. Readers explore how these common STEM topics are put into practice by oceanographers around the world. Fact boxes and a graphic organizer accompany engaging main text to provide additional information about this exciting career. Vibrant photographs of the extreme ocean environments studied by these scientists will hold the interest of even reluctant readers. Examples of real oceanographers give readers a glimpse into what life is like for those who've chosen such an extreme career.