រកឲ្យឃើញ។ យកទៅផ្ទះ។
ROK! is a small project made in Phnom Penh: printed tokens kept by local hosts, puzzle trails at places worth slowing down for, and a story attached to every one of them.
I'm a French software architect living in Phnom Penh. I build software for a living and run a restaurant with my wife, which is where I learned that the good ideas come from watching people do something in the real world, not from writing a spec. ROK! is a side project. I'm making it because I want it to exist.
The idea came from one trip back to France with my family. In Orléans my daughters spent half an hour finding clam shells on a riverbank, and that told me what children actually want from a place: things to find. The same trip took us to the Château de Chamerolles, just outside the city, and that is where I saw the shape it could take. At the entrance they handed out a paper treasure hunt — ten puzzles spread around the château and its gardens, each one giving up a single word, the words assembling into an answer you carried back to the front desk for a small prize.
What stayed with me wasn't the puzzles. It was watching a child work through them: past the pond, into the maze, round the back of the building, into the corners of a garden nobody normally walks. One of the stations was a row of boxes you put your hands into without looking. Another was a set of scents to name. Nothing a phone could have done. The booklet turned a visit into a reason to look closely, and the prize at the end was almost beside the point.
Cambodia has no shortage of places worth looking at closely. What it has less of is a reason to slow down at them. A pagoda, a pepper farm, a market, a stretch of riverside — most visitors pass through in fifteen minutes because nothing invited them to stay longer. That's the gap I want to fill, and it doesn't need an app to be good. It needs something physical you can hold.
So ROK! is built around objects. Small tokens, 3D-printed, carrying kbach motifs — the ornamental line patterns carved into Khmer temples and woodwork. Some are kept by cafés and guesthouses who agree to hold one behind the counter. Others sit at venues as permanent puzzle trails, where solving the last station earns you one at reception. Every token has a code, and every code opens a page with its story in Khmer, English and French.
Rok — រក — means "to find."
A reason to walk somewhere you wouldn't have, and something real to take home from it. Nothing to install — your camera opens the code, and the story is yours whether or not you sign in.
People who stay longer, see more of the place, and finish the visit at your counter instead of drifting out of the gate.
A small argument that the interesting parts of Phnom Penh aren't only the ones on the itinerary — and that a place tells you more when you've been given a reason to stand still in it.
For the booklet that started this, and for making a paper treasure hunt better than most software.
If you run a place people visit and you'd like a trail there, or you found a token and want to tell me where, I'd like to hear about it.