Set! redirects here. Set! is also a special form in the Scheme programming language.
Set is a real-time card game designed by Marsha Falco in 1974 and published by Set Enterprises in 1991. The deck consists of 81 cards varying in four features: number (one, two, or three); symbol (diamond, squiggle, oval); shading (solid, striped, or open); and color (red, green, or purple). Each possible combination of features (e.g., a card with three striped green diamonds) appears precisely once in the deck.
== History ==
The game evolved out of a coding system that the designer used in her job as a geneticist...