A device in which small objects tumble through a set of pegs, coming to rest in a pattern that approximates a normal distribution.

A light wooden board made of fir or pine.

plural of deal board

plural of rocker board

An item of exercising equipment which challenges the sportsman to balance his weight on it in one axis in which it could tilt.

plural of Galton board

plural of pill board

(pharmacy) Synonym of pill press

plural of boot board

(historical) A person employed to find crews for ships, sometimes by illicit practices such as shanghaiing.