Breathtaking photography and fascinating facts about snow crystals "will instill appreciation for these tiny, cool objects" in both children and adults ( The Washington Post ). How do snow crystals form? What shapes can they take? Is it true that there are no two snow crystals alike? These questions and more are answered in this visually stunning exploration of the science of snow. Perfect for reading on winter days, the book features photos of real snow crystals in all their beautiful diversity. Snowflake-catching instructions are also included! "Settle down in a comfy chair. . . . By the end, you'll be hoping there's a day when you can follow the careful directions for catching and viewing snow crystals." — Chicago Tribune "The clear and direct narrative takes readers into the clouds to explain snow-crystal formation...and then zooms in on the actual crystals. Sure to get young scientists outside in the cold." — Kirkus Reviews "Nature photographer Cassino's gallery of snow crystals is [a] riveting exhibition." — Bulletin of the Center for Children's Books (starred review)