Tornado winds can reach more than 200 miles per hour. Learners explore wind speeds and more characteristics of tornadoes with an online lesson. They learn how tornadoes form and how scientists attempt to predict them. Can be used as an...

A site put together by the University of Colorado on Tornado Alley. This site examines information available on the Web and helps students navigate through responsible sources.

Geographer Michael Frates redefines the concept of Tornado Alley by using a grid system to map tornado activity in the U.S. Download the Tornado Alley map and locate the other tornado active areas: Hoosier Alley, Dixie Alley and the...

Learn how tornadoes form and find out if you live in Tornado Alley.

Why do the majority of the world's twisters occur in the United States? Find out the role that geography and climate play in spawning tornadoes.

This article, published by USA TODAY (August 18, 2004), explores the states and regions of the United States that experience severe weather and tornadoes.

Discover the true powers of Mother Nature through this vivid collection of research which delves into the causes of natural disasters and the impacts on those affected.