Oct. 16, 2018
October 2018 Puzzle Periodical - Connection Inspection
NSA Puzzle Periodical for October 2018: Connection Inspection
Sept. 18, 2018
September 2018 Puzzle Periodical - The F Sequence
NSA Puzzle Periodical for September 2018: The F Sequence
July 17, 2018
July 2018 Puzzle Periodical - Marble Math
NSA Puzzle Periodical for July 2018: Marble Math
June 19, 2018
June 2018 Puzzle Periodical - Mug Math
NSA Puzzle Periodical for June 2018: Mug Math
April 17, 2018
April 2018 Puzzle Periodical - 'APRIL = MATH'
April 2018 NSA Puzzle Periodical - 'APRIL = MATH' - Mathematics and Statistics Awareness Month Challenge by Benjamin E.