Judith Williams 
How Come It’s Snowing? [PDF ebook] 

How does water vapor become snow? How many shapes can a snow crystal have? Why are some snowflakes so big? What is a blizzard? How is snow measured? There is so much to learn about snow! New readers will enjoy this colorful, fact-filled book that answers these and other questions. There is even an experiment at the end of the book so the reader can be a scientist! This book is ideal for early readers or read-aloud and also supports the National Science Education Standards for K through 4 science.