Binairo
Fill in 0s and 1s so every row and column has the same number of each, with never three alike next to each other
- Ages9–99+
- TrainsBinary logic, Working with constraints, Planning moves
- Timeabout 10 min
- Levels7 difficulty levels
- OfflineYes, after "Get ready for a flight"
A game for the flight: works without internet
Binairo is great for a long flight, a road trip, or anywhere with no signal. Get ready once, before you leave:
- While you have internet, open the site.
- Tap "Get ready for a flight" and wait for the "Ready for the flight!" message.
- On iPhone: add the site to your home screen so the games are not cleared.
- On the plane, in airplane mode, open Binairo and play: no network, no ads.
Can I play Binairo without internet?
Yes. While you are online, open the site and tap "Get ready for a flight". All the games are saved on your device, and from then on Binairo works in airplane mode, with no network, no ads and no sign-up.
How to play
Tap a square: empty → 0 → 1 → empty. Every row and column needs as many 0s as 1s, and three of the same can never sit next to each other.
Why it is good for kids
Binairo is a logic puzzle for ages 9–99+ that trains Binary logic, Working with constraints, Planning moves. It has 7 difficulty levels, so a child can start easy and move up at their own pace.
It is free, with no ads popping up mid-game, no sign-up and no chat. It also works without internet: before a flight or a trip, tap "Get ready for a flight" on the site and the games are saved on the device.
It can be played with the keyboard alone and with a screen reader.
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