Nature can be a mysterious place, and this entry in the Mysterious Nature series (6 titles) explores the rare phenomenon of singing sand, which occurs in only a few beach and desert dunes across the world. A hotspot for tourists, these dunes have inspired stories and legends about what the sounds mean. Alongside those stories, the book describes the theories scientists have developed about what makes the dunes sing. Full-color photos of sand dunes and inset boxes about cultural beliefs and historical writings about the phenomenon give this an eye-catching look. Elementary schoolers fascinated by odd occurrences will appreciate this clearly written, curiosity-driven account of something people rarely get to experience. A glossary and further reading suggestions conclude this intriguing STEM resource.