
The Alderwick Signal — A Printable Railway Mystery
On Quisicosas since 17 September 2026
Featured in the newsletter of
17 September 2026 (on Substack)
What it is about
Try the free sample before buying: scroll to Download demo for one complete puzzle, two hints, and its answer. Tomorrow, Alderwick's old station reopens as a community museum. Inside a dusty lantern cabinet, volunteers discover six keepsakes and a note. Each keepsake holds a clue to a forgotten welcome message. Can you bring its lights back to life? The Alderwick Signal is a complete printable puzzle mystery for solo solving or a small group. Work through six puzzles, record your discoveries, then bring them together in one final puzzle. Everyone can participate: no separate host is needed. In your download A 10-page player case with instructions, six puzzles, a final puzzle, and space to record answers. A separate 12-page hints and solutions booklet with progressive hints and full explanations. Both US Letter and A4 versions. A readme with printing instructions and personal-use permissions. Prepare your game You need a PDF viewer, a printer, paper, and pencils. Print the player case at actual size, single-sided. Keep the hints and solutions separate to avoid spoilers. The puzzles are designed to work in black and white. No cutting, specialty props, companion app, internet research, or custom setup is needed after downloading and printing. The files stay useful offline. Try the free sample Download the free sample on this page before deciding. It contains a self-contained puzzle and its answer so you can try the style of play. A few details Designed for 1–4 adults and older teens; English-language files. A one-time digital purchase. Nothing is shipped. This is a fixed puzzle mystery. Once you know the solutions, a second playthrough will not provide the same surprises. Purchased files are for personal use, including play with friends and family. Do not resell, upload, or redistribute the purchased files. The free sample may be shared unchanged with its attribution. Customization and future installments are not included. Human playtime and difficulty have not yet been measured. No fixed completion time is claimed. How this was made AI was used to generate and revise the text, puzzles, visual layout, vector illustrations, and production code. The release received computational checks, independent AI puzzle review, and visual inspection of the PDFs. These checks do not substitute for human playtesting; this version has not yet been playtested by a human group. If a file does not open or an instruction seems unclear, leave a comment on this product page so the issue can be investigated. Purchase or payment problems can also be raised with itch.io support.