Ключевые слова: activity, black, blank, brain, brainteaser, closeup, columns, conundrum, cross, crossword, education, entertainment, erudition, fun, game, grammar, hobby, intellect, knowledge, leisure, logic, mind, newsprint, page, pastime, pencil, popular, puzzle, rebus, relax, row, solve, square, teaser, white, word, wording,