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Bottled tornado Feature Summary

Physics at Home
Bottled tornado
Make your own vortex at home--see Bottled tornado for how to do it. And be sure you have an adult with you.

Alternately, you can purchase a connector for the two bottles, with a hole in the middle--just google "vortex bottle" to find a vendor.
January 1, 2012 - January 16, 2012