The next evolution of puzzles with a plus! The Impossibles Puzzles are 1000 piece jigsaws with added twists for the puzzler ready for a new challenge: Plus #1 - No edges. A borderless puzzle means no straight edges to start from! Plus #2 - 5 Extra pieces that do not fit anywhere in the puzzle to further the challenge. Plus #3 - Repeating pattern lines and/or colors add another layer of complexity