The object of the game is to capture five pairs of your opponent's pebbles or to get five consecutive pebbles in a row, either vertically, horizontally, or diagonally. In this version, the computer acts as the playing board, checking all moves for validity and keeping score for the two opposing players, who alternate turns.
Boggler was written by Gary Braun and published as type-in source code in Compute! Issue 34, March 1983. The code listing is provided for the VIC-20 system. Notes are included to convert the code to the Atari, Apple, TI, and TRS-80 systems.