Tornadoes are one of nature’s most powerful forces -- see where they come from, how fast they go, and how scientists study them!
----------

SOURCES:

http://kids.nationalgeographic.com/content/kids/en_US/explore/science/tornado/

http://www.weatherwizkids.com/weather-tornado.htm

http://www.ready.gov/kids/know-the-facts/tornado

http://www.timeforkids.com/photos-video/video/tfk-tells-you-about-twisters-152191

https://www.ncdc.noaa.gov/climate-information/extreme-events/us-tornado-climatology/tornado-alley

http://www.livescience.com/45546-how-do-tornadoes-form.html

#scishowkids #weather #tornado #scienceforkids #meteorology #science #education #elementary #learning