Instructions and description available here
Square 12x12 OneWayTrip Puzzles
Square OneWayTrip 12x12 A1
Square OneWayTrip 12x12 A2
Square OneWayTrip 12x12 A3
Square OneWayTrip 12x12 A4
Square OneWayTrip 12x12 A5
Square OneWayTrip 12x12 A6
Square OneWayTrip 12x12 A7
Square OneWayTrip 12x12 A8
Square OneWayTrip 12x12 A9
Square OneWayTrip 12x12 A10
Puzzles Copyright (c) 2009 Glenn A. Iba