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Egyéb infó

Description:Test your vital capacity.How long can you make this ball float? Challenge your families and friends!
This classic scientific game demonstrates Bernoulli's Principle, the Law of Pressure Differential.
Gently blow into the 6" pipe and watch the ball float!
Length of pipe: About 15cm
Diameter of polyfoam ball: About 3cm

Package Included:1 x Blow Pipe
2 x Polyfoam Balls

NO Retail Box. Packed Safely in Bubble Bag.

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