Ключевые слова: abstract, background, brain, business, challenge, colorful, concept, conceptual, connect, connection, copy, creative, design, development, difficulty, education, flat, flock, game, group, idea, isolated, jigsaw, logic, logical, match, missing, object, part, pattern, piece, pieces, pile, play, problem, puzzle, rational, shape, solution, solving, space, strategy, success, task, text, thinking, top, toy, view, white,