1. Kaufman, Joe. Big Book About Earth and Space. Western Publishing Co. Inc. 1978
2. Scheffel, Richard L. ABC's of Nature. Reader's Digest Inc. 1984
3. Growing Up with Science. H.S. Stuttman Inc. 1987
4. Williams, Kevin. For Spacious Skies. Weather-Track Inc. 1994

Image of weather map at http://www.weather.com