Cool Tools

Cool Tools
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  1. Vortex Tube Item # P1-1120
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    Turn two plastic soda bottles into an exciting hydraulic "toy" with the Vortex Tube. Great for studying tornadoes and vortex effects. Read More
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  2. Mystery Stick Item # P2-2200
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    A mysterious folk toy with some complex physics in it. Scrape the groove on the mystery stick, and the propeller turns. Read More
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