When does it snow? Why is snow white? How do we know no two snowflakes are alike? (Hint: the proof is in the photographs, first made in the 1890s!) With full-color photographs and the Smithsonian's famous Wilson Bentley snowflake photos, this new Curious About title looks at the science behind snow, and the history of record-setting blizzards and snowstorms--plus how people have fun in the snow!