Notes, materials, and experiments from a classroom in Korea.https://nibpad.com/https://nibpad.com/posts/korea-ai-detectors/https://nibpad.com/posts/korea-ai-detectors/I gave 41 handwritten essays by Korean fifth-graders, and 20 AI-written essays on the same prompts, to three AI detectors. One flagged 15 of the children as AI. Another let almost every AI essay through.Sat, 17 Oct 2026 00:00:00 GMThttps://nibpad.com/posts/korea-advance-instruction-ban/https://nibpad.com/posts/korea-advance-instruction-ban/South Korea's Public Education Normalization Act stops schools from teaching ahead of the curriculum. Twelve years on, private academies still can — and that asymmetry is written into the law itself.Mon, 12 Oct 2026 00:00:00 GMThttps://nibpad.com/posts/korea-phone-ban/https://nibpad.com/posts/korea-phone-ban/A Korean teacher on the phone ban the world reported and then stopped following — what the statute actually says, how 11,868 schools split four ways, and the question the law left open.Sun, 04 Oct 2026 00:00:00 GMThttps://nibpad.com/posts/korea-ai-textbooks/https://nibpad.com/posts/korea-ai-textbooks/A Korean teacher on what actually happened with the AI digital textbook rollout, and why the problem was the order things were done in.Tue, 22 Sep 2026 00:00:00 GMT