Stock photography, photos: Crossword Puzzle Stock photos of Crossword Puzzle Photograph: © Yiap See Tsay Click for a larger image and more information Keywords associated with this stock photo: Solution, Problem, puzzle, answer, challenge, success, crossword, puzzle, difficult, difficulty, puzzles, Patience, Relaxation, Skill, Struggle, check, checkered, square, boxes, symbol, pattern, shape, words, volcabulary, pencils