Dr. Ian Stirling and Dr. Jane Goodall are two famous wildlife scientists. They both use graphs and charts to keep records of important things such as population, weight, length, and litter size. Amazing photographs will help you understand the types of tasks that these scientists engage in to gather data on polar bears and chimpanzees! With 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 learn to read graphs and build their STEM skills.