Ключевые слова: 3d, activity, brain, brain teaser, brainteaser, challenge, circle, circular, clipart, complex, complicated, confusion, conundrum, deadlock, destination, difficult, direction, easy, enigma, exercise, find, finish, game, geometric, goal, graphics, labyrinth, logic, maze, mental, mystery, puzzle, quest, quiz, rebus, riddle, right way, round, route, search, solution, solving, start, strategy, task, thinking, way, wrong way,