Ключевые слова: abstract, background, blank, business, challenge, complete, complexity, concept, connect, connection, construction, cooperation, copy space, decode, design, difficulty, find the key to, game, idea, incomplete, jigsaw, jigsaw puzzle, leisure, match, missing, part, partnership, pattern, piece, piece together, pieces, problem, problem solving, puzzle, puzzle out, puzzle piece, puzzling, shape, solution, solve, strategy, success, team work, teamwork, texture, togetherness, toy, uncompleted, unfinished, white,