The weather on Earth is always changing. One day it's cloudy, the next day it's sunny, and the day after - who knows? Meteorologists are scientists that can predict the weather. But how do they do it? What causes these changes in weather?

How's the Weather? 2008, Heinle & Heinle Publishers, Florence, KY

ISBN-13: 9781424044900

Trade paperback

How's the Weather? 2007, Heinle-Cengage ELT, Boston

ISBN-13: 9781424012169