Puzzle guide
Seat Jam Puzzle Guide: Rules, Tips and How to Stop Getting Stuck
Key takeaways
- Fill window seats first: they were dead ends 5.2% of the time, aisle seats 27.3%.
- An aisle seat that closes off a free window seat is the riskiest move in the game (34.9% dead ends).
- Walking to another row beats the seat beside you: 14.2% against 23.6% dead ends.
- Together these rules lifted first-try wins on buses 31 to 40 from 2% to 53%.
To stop getting stuck in Seat Jam, fill window seats first, never take an aisle seat that closes off a free window seat, and walk a passenger to another row before you use the seat beside them. We tested these three rules on all 40 buses of our Seat Jam. On the ten hardest buses they lifted first-try wins from 2% to 53%.
What is Seat Jam?
Seat Jam is a seating puzzle. Passengers stand in the aisle of a bus, each one wants a free seat of their own color, and the aisle is so narrow that nobody can pass anybody else. The puzzle is the order: who sits first, and where.
This guide is about the Seat Jam on Yes This Game. Other seat and bus puzzles share the idea of a queue that blocks itself, but their rules differ, so the numbers below apply to our game.
The rules in one table
You tap a passenger, then tap a free seat of the same color. Everything else follows from five facts.
| Part | What it does |
|---|---|
| Aisle | One person wide. A passenger walks along it only until they meet another standing passenger, and cannot stop in a row where someone is standing. |
| Aisle seat | The two seats next to the aisle in each row. A passenger in that row steps straight into them. |
| Window seat | Reachable only while the aisle seat beside it is empty. Once that aisle seat is taken, the window seat is closed off for the rest of the bus. |
| Grey passenger | Already seated and never moves. A grey passenger in an aisle seat closes off the window seat next to them from the start. |
| Missing seat | A gap. If the aisle seat is missing, the window seat beside it stays reachable to the end. |
| Second stop | From bus 23 on, a second group boards as soon as the aisle is empty. The header shows 1/2. The seats you used at the first stop are gone. |
What all 40 buses showed us
We wrote the game and its solver, so we can check advice against the real levels. For every bus we followed a solution and, at each step, tried every seat that any passenger could reach: 1,364 choices in all. After each one an exhaustive search decided whether the bus could still be finished.
250 of the 1,364 choices (18.3%) were dead ends. Which seat you pick makes a large difference.
| Seat choice | Choices checked | Dead ends |
|---|---|---|
| Window seat | 554 | 5.2% |
| Aisle seat that closes off nothing | 285 | 13.3% |
| Aisle seat that closes off a free window seat | 525 | 34.9% |
| Seat in the row where the passenger stands | 602 | 23.6% |
| Seat in another row | 762 | 14.2% |
| The only seat that passenger can reach | 365 | 25.5% |
| All choices | 1,364 | 18.3% |
The rows overlap: a seat can be a window seat and in another row at the same time.
Then we let simple rules play each bus 3,000 times from the start, with no undo and no hints.
9 Seat Jam tips, strongest first
1. Window seats first
A window seat was a dead end 5.2% of the time, an aisle seat 27.3% of the time. Whenever a passenger can reach a window seat of their color, that is usually the seat to take. This rule alone lifted first-try wins on buses 31 to 40 from 2% to 32%.
2. Do not close off a free window seat
The most expensive move in the game is an aisle seat next to a window seat that is still free. It was a dead end 34.9% of the time, against 13.3% for an aisle seat that closes off nothing. Before you take an aisle seat, look at the window seat beside it. If it is free, ask who is going to need it.
3. Walk before you sit
The seat right beside a passenger is tempting and often wrong: 23.6% dead ends, against 14.2% for a seat in another row. A passenger who walks away also clears a piece of aisle for everybody else. With rules 1 to 3 together, the hardest ten buses were finished at the first try 53% of the time.
4. A forced-looking move is not a safe move
When a passenger can reach exactly one seat, it feels as if the move is decided. It is not. Those moves were dead ends 25.5% of the time, more than the average choice. Often the right answer is to leave that passenger standing and move someone else, which opens a better seat a moment later.
5. Count the seats of each color before you start
Compare the free seats of a color with the passengers of that color. If the numbers are equal, every one of those seats is spoken for. None of them may be closed off, so check the aisle seats next to them before the first tap.
6. Find out who is boxed in
A passenger can only reach the rows between the two standing passengers nearest to them. Someone in the middle of a crowded aisle may reach a single row. Seating a neighbor first can open half the bus for the others.
7. Two stops: the first stop decides the bus
On buses with a second stop, 27.1% of the choices at the first stop were dead ends, against 8.1% at the second stop. You cannot see who boards next, so every window seat you close off at the first stop is a seat the second group may be missing. Closing off a free window seat at the first stop went wrong 43.5% of the time.
8. One move of lookahead is not enough
We also tested a player that only avoids moves after which nobody can move. It barely beat random seating: 3% against 2% on the hardest buses. A jam is created several moves before it becomes visible, which is why the seat rules above work better than checking the next move.
9. Use undo and the hint, and know what they cost
Undo is unlimited. The hint shows one move that keeps the bus solvable, and when there is none it tells you to undo. A bus finished with no undo and no hint earns three stars. Up to three of them still earn two stars, more than that one star.
Put the rules to work: play Seat Jam in your browser. All 40 buses are free and there is nothing to download.
How the 40 buses get harder
The buses grow longer, the groups larger, and from bus 23 a second group boards. “Random seating” picks any reachable seat by chance.
| Buses | Rows | Passengers | Stops | Random seating wins | Safe opening moves |
|---|---|---|---|---|---|
| 1 to 10 | 5 to 6 | 3 to 5 | 1 | 65% | 92% |
| 11 to 20 | 6 to 7 | 6 to 7 | 1 | 28% | 80% |
| 21 to 30 | 7 to 8 | 7 to 12 | 2 from bus 23 | 11% | 81% |
| 31 to 40 | 8 to 9 | 14 to 16 | 2 | 2% | 77% |
The last bus has nine rows, sixteen passengers in two groups, eight grey passengers and four missing seats. Random seating finishes it less than once in a hundred attempts.
How we measured
All numbers come from the rule engine of the Seat Jam on this site and its 40 levels exactly as players get them. Dead ends were decided by exhaustive search, not by estimate. The rule players made 3,000 attempts per bus, chose by chance among the seats their rule allowed, and never used undo.
If you like this kind of order puzzle, the same working-backwards habit pays off in sliding block puzzles and in water sort puzzles.
Frequently asked questions
How many levels does Seat Jam have?
The Seat Jam on Yes This Game has 40 buses. They start with three passengers on a five-row bus and end with sixteen passengers in two groups on a nine-row coach.
Why can my passenger not reach the window seat?
A window seat can only be reached while the aisle seat beside it is empty. If that seat is taken, even by a grey passenger, the window seat is closed off. The passenger also has to be able to walk to that row without meeting another standing passenger.
What happens at the second stop?
From bus 23 on, a second group boards as soon as the aisle is empty. The header shows 1/2 on those buses. You cannot see the second group in advance, and the seats you used at the first stop are gone.
Can a bus become impossible to finish?
Yes. About 18% of the seat choices we checked lead to a position that cannot be finished. Every bus has a solution from the start, so undo a move or two and try another order.
How do I get three stars in Seat Jam?
Finish the bus without undo and without a hint. Up to three undos or hints still earn two stars.
Is Seat Jam the same as other seat and bus jam games?
The Seat Jam on Yes This Game is our own puzzle with its own rules and levels. Other seat and bus games share the idea of a queue that blocks itself, so thinking about order helps in all of them, but the numbers in this guide apply to our game.
Can I play Seat Jam on a phone or a Chromebook?
Yes. Seat Jam runs in the browser with one finger on phones and tablets, and with the mouse or the keyboard on computers and Chromebooks. There is no download and no sign-up.