Ключевые слова: answer, assembly, background, challenge, choice, closeup, color, concept, connect, construction, cooperation, design, detail, difficulty, element, entertainment, finding, fit, fragment, game, hobby, idea, interaction, jigsaw, joint, leisure, many, match, object, part, patience, piece, pieces, play, problem, puzzle, question, shape, solution, structure, teamwork, tiling, white, wooden,