Set sail to explore the vast ocean expanses—but be sure to bring your math skills! A good map and an understanding of coordinate planes are essential to navigation. Explore the geography under the sea and learn all the ways that oceans can be mapped. Detailed diagrams are provided so that you can identify coordinates and even create your own coordinate planes. With vibrant photos, math charts and diagrams, grade-appropriate text, and informational text features to help navigate the text, students will learn practical, real-world applications of math skills as they build their STEM skills.