What is sand? How is it formed? Where does sand come from? How does it get to the beach? Why is it different colours? Let the sand-piper sleuth show you the answers to these questions in this lively collage-style look at a familiar substance that's never been so fascinating: sand.
Dr. Ellen J. Prager lives in Arlington, Virgina and is a geologist who specializes in marine science research and education. Formerly with the Sea Education Association and the U.S. Geological Survey, she now writes on marine-related topics. She collects sand from all over the world. Illustrator Nancy Woodman lives in Poulsbo, Washington, and is the illustrator for two other books in the series: Dirt and Volcano.