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Crackerjack Toys
Vortex Valve
Vortex Valve
Regular price
$2.50
Regular price
$0.00
Sale price
$2.50
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per
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Vortex Valve
The vortex valve is a designed to demonstrate the how a tornado swirls. Connects two large soft drink bottles. When one is half filled with water, with a flick of the wrist a tornado in a bottle is created. Scientific fun.
You will receive one random colour
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