Zandra Vinegar and Rafael Cosman's Wide-Eyed Bullfrog Puzzle Gary Antonick How will the frogs breed? Check out this puzzle by Rafael Cosman and Zandra Vinegar. September 15, 2014 at 4:00AM http://nyti.ms/1tWAbSd The New York Times Crosswords/Games Creativity, Mathematics, Puzzles, Reproduction (Biological)

By Gary Antonick via NYT / Eethg. Corps. Inc. / Terrence Herschel G. Crosswords/Games http://nyti.ms/1tWAbSd Zandra Vinegar and Rafael Cosman's Wide-Eyed Bullfrog Puzzle September 15, 2014 at 4:00AM The New York Times