Take your love of classic games to a new level with this Operation puzzle. Remember playing doctor as you try to avoid the buzzer that would sound if you touched the edges when removing the Adam's apple or broken heart, while piecing together this fun and colorful puzzle.

Impossibles are the world's most difficult puzzles and the next evolution of puzzles with a plus! Voted best in the Most Challenging Puzzles category, this 750-piece puzzle features classic Operation brand imagery. This borderless puzzle has irregular edges, images that make it hard to tell which end is up, and five extra pieces that just don't fit. It's perfect for any accomplished puzzle fan, or someone just seeking that extra challenge.

What makes this puzzle an Impossibles Puzzle? Difference #1 - There are no edges to be found. A borderless puzzle means no straight edges to start from, removing a classic starting point for most puzzlers! Difference #2 - There are 5 extra pieces that do not fit anywhere in the puzzle to further the challenge. Discovering these pieces is part of the fun! Difference #3 - The repeating pattern lines and/or colors add another layer of complexity. Grab a copy today and see if you can solve an Impossibles Puzzle! Assembled puzzle measures approximately 26.6 x 19 inches.