21 Anonymous In: Question-Answer What basic shape was the first crossword puzzle in 1913? 21 What basic shape was the first crossword puzzle in 1913? Circle Diamond Triangle 1 Answer Voted Oldest Recent Random Best Answer Goto 2021-04-14T08:31:57+00:00Added an answer on April 14, 2021 at 8:31 am The correct answer is Diamond. 14 Reply Share Share Share on Facebook Share on Twitter Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.