Ключевые слова: angle, background, barrier, block, brown, challenge, choice, close, closeup, complex, complexity, complicated, concept, conceptual, confused, confusion, creativity, decision, difficulty, direction, elevated, entrance, exit, field, find, game, high, labyrinth, learning, logic, lost, maze, metaphor, obstacle, pattern, problem, puzzle, route, search, skill, solution, strategy, success, think, toy, up, view, wall, way,