Schuh, Mari Tornadoes / by Mari Schuh. - 1st ed. - Mankato, MN : Capstone Press, 2010. - 24 p. - Pebble Plus. Earth in action. . Describes tornadoes, how they form, and the tools scientists use to predict them. ISBN: 9781429634342 LCCN: 2009002174 Subjects--Topical Terms: Tornadoes.