American Educational Products 6-80040 Koontz the Bernoulli Principle -
$39.99
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American Educational Products 6-80040 Koontz the Bernoulli Principle Build a device that will allow you to explore Bernoulli's Principle What will happen to the two balls when you blow air through the straw between them Each device has 18 pieces, 2 foam balls, and 1 rope Instruction sheet complete with scientific facts and activities WARNING: CHOKING HAZARD -- Small parts. Not for children under 3 yrs.
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