Using this 750 - piece puzzle is easy. Just find a flat and clean surface to start assembling the pieces. Begin with the edge pieces to form the frame. Then, look for pieces with similar colors or patterns to gradually build up the image. When you're not working on the puzzle, you can cover it with a cloth to protect it from dust. If the puzzle gets dirty, you can gently wipe it with a soft, dry cloth. Don't use any harsh chemicals as they may damage the pieces. Store the puzzle in a cool, dry place when you're done with it to keep it in good condition.