Per Thirty Six
perthirtysix.com · Personal blog · on HN since 2021
Per Thirty Six makes interactive explainers on how things work, such as QR codes, synthesizers, JPEG, and Shazam, plus a lottery simulator.
What HN saysHN links it for its interactive explanations; one commenter says the lottery simulator made them stop playing the lottery, and another got an RSS feed added.
22HN people shared it
2linked it in comments
45stories submitted
516story points
3 months agolast shared
2021people per year2026
Most-shared posts
- 1How the Heck Do QR Codes Work? (An Interactive Exploration)4 people · 12 points · first shared 2025 · 1 comments on HN
- 2Lottery Simulator (2023)3 people · 208 points · first shared 2024 · 93 comments on HN
- 3Is Music Just Sound?3 people · 10 points · first shared 2026 · 1 comments on HN
- 4The Communal Plot3 people · 7 points · first shared 2024 · discussion on HN
- 5How the Heck Do Synthesizers Work? (An Interactive Exploration)3 people · 6 points · first shared 2026 · 1 comments on HN
- 6How the Heck Do Solar Panels Work?3 people · 5 points · first shared 2026 · 1 comments on HN
- 7How the Heck Does JPEG Work?2 people · 10 points · first shared 2026 · discussion on HN
- 8How the Heck does Shazam work?2 people · 9 points · first shared 2026 · discussion on HN
- 9The Counterintuitive Birthday Paradox2 people · 8 points · first shared 2024 · 1 comments on HN
- 10How Smooth Is the Earth, Really?2 people · 6 points · first shared 2024 · 1 comments on HN
- 11How the Heck Do Traffic Lights Work?2 people · 4 points · first shared 2026 · discussion on HN
- 12Every Possible Wordle Solution Visualized2 people · 2 points · first shared 2023 · discussion on HN
- 13Visualizing data is an art1 people · 182 points · first shared 2025 · 61 comments on HN
- 14Building a machine learning model to predict the NBA MVP1 people · 12 points · first shared 2021 · 10 comments on HN
- 15Explore Creative Coding with 30 P5js sketches1 people · 7 points · first shared 2025 · 1 comments on HN
What HN people wrote when they linked it
andrei_says_ · 2026-07-02
A nice lottery simulator which had me stop playing the lottery
https://perthirtysix.com/tool/lottery-simulator
shriracha · 2026-04-23
Thank you!
This has been on my list forever, finally added it today: https://perthirtysix.com/rss.xml