"Funnel cloud. Siren sounds. Take shelter! Tornadoes are a force of nature that can quickly spin across the land. Their powerful winds can cause lots of damage. But you can be prepared! Learn about tornadoes, pay attention to warnings, and stay safe"-- Provided by publisher.

Swirling storm -- What are tornadoes? -- Types of tornadoes -- Where in the world? -- Tornado aftermath -- Staying safe.