Explains what causes humpback whales to migrate. Beautiful photos, fact-filled text, and helpful infographics help readers learn all about the science behind this phenomenon as well as ways that people study or protect it. Levels Interest Level: Grades 4-7 Reading Level: Grades 3-5 Dewey: 590 Lexile® Measure: 680 F&P Level: S Pricing Library Bound: $31.35 (List) / $21.95 (S/L) 978-1-63517-908-8 Paperback: $9.95 978-1-64185-010-0 Multiuser Hosted eBook: $24.95 978-1-64185-111-4 Related Websites National Geographic Kids: Humpback Whale Facts NOAA’s National Marine Fisheries Service: Kids’ Times: Humpback Whales Your Kid’s Planet: Humpback Whale Facts for Kids All Books in This Series Search Find another Focus Readers title: Go