Christian Walther’s projects exhibited at Maker Faire Solothurn 2026

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  Portrait Plotter

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  Aperiodic Monotile Puzzle

  Progress reports
  Honorable Mention in the MoMath Einstein Mad Hat Awards
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  Cellular Automata Puzzles

  Rule 105 and 73
  Two-tile hexagonal rule 60
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  Multi-QR-Codes

  Original thread started by Guy Dupont
  Christian’s 2025 version making the rounds: Hackaday, Hacker News
  2026 additions: parallax, rotation

More

• https://mstdn.social/@isziaui
• https://hackaday.io/projects/hacker/94159
• https://github.com/cwalther
• https://wiki.fablabwinti.ch/Benutzer:ChWalther