Electronic puzzle game

An electronic puzzle device, comprising:

• (a) an array of indicators, each of said indicators alternately indicating one of at least two states, said array having an axis dividing said array into a first portion and a second portion, and said array being folded along said axis such that at least one of said indicators in said first portion has a corresponding indicator in said second portion;
• (b) a selection input for choosing a direction of said fold along said axis;
• and
• (c) a changer for changing said state of said corresponding indicator in said second portion depending upon said state of said at least one indicator in said first portion, such that if said at least one indicator in said first portion is in a first state, said state of said corresponding indicator in said second portion is changed, and alternatively if said at least one indicator in said first portion is in a second state, said state of said corresponding indicator in said second portion is not changed.