Ключевые слова: answer, assemble, business, challenge, choices, closeup, concept, concepts, conceptual, connect, connecting, copy space, correct answer, fit, game, hole, incomplete, integrate, jig, jigsaw, jigsaw puzzle, join, link, match, metaphor, missing, one, part, piece, pieces, positive, problem, problem solving, puzzle, puzzle piece, puzzling, quiz, search, solution, solve, solving, strategy, team, teamwork, think, thinking, toy, wisdom,