Handcrafted Ceramic reproduction of ancient Greek pottery cup.

A modern handmade reproduction of ancient Greek pottery, specifically modeled after the Classical Period (around 450 BC). Pythagorean cup is a practical joke device in a form of a drinking cup, credited to Pythagoras of Samos. When it is filled beyond a certain point, a siphoning effect causes the cup to drain its entire contents through the base. The cup can be used to learn about greed. Wikipedia Introduced by Pythagoras in the 6th century BC - its mechanical concept is still seen in washing machines today.