what is the doubling cube for in backgammon
Idiot's Guide to the Doubling Cube. By Phil Simborg (2008). The idea of the cube is to allow either party to double the stakes of the game. Instead of playing for $1.00, you can raise the bet to $2.00 or force your opponent to quit and pay you the $1.00. Here's a quick introduction on how the cube works in backgammon.