What makes a twister twist? Where does acid rain come from? Is ittrue that snow is sometimes green? Or even red? Can it really raincats and dogs . . . and frogs?

Join popular ABC-TV weather forecaster Spencer Christian as heexplores the amazing--and sometimes unpredictable--world ofweather. Look inside a flash of lightning. Mix up your own instantrainbow. Find out how caves "sing" and if a tornado can actuallypluck the feathers off a chicken.

It's an action-packed tour of the world's strangest weatherevents--with lots of easy-to-do activities that let you experiencethe secrets of nature up close. Plus dozens of fascinatingsidebars, fun facts, and illustrations bring the world's wonders tovivid life. What's the weather? It's awesome!

For children ages 8 to 12

Also available in Spencer Christian's World of Wonders series:Shake, Rattle, and Roll: The World's Most Amazing Earthquakes,Volcanoes, and Other Forces

In addition to his work on Good Morning America, SPENCER CHRISTIAN is a writer and presenter on subjects from the weather to our government. ANTONIA FELIX is the author of several nonfiction books for adults and children.