Clear, step-by-step walkthroughs of past North American Computational Linguistics Olympiad (NACLO) problems. Watch more on the PuzzleLing YouTube channel.

NACLO 2012 E — Traevölörs Freisbuk (21:03)

NACLO 2014 A — What’s the Time in Tallinn? (12:11)

NACLO 2016 B — DAWG Breeds (24:24)

NACLO 2022 B — Who Saw the Bear? (11:07)

NACLO 2023 I — Show That One for the People (7:32)