Brain Games 28

Kakuro

Cross sums: fill in digits 1–9 so each run adds up exactly to its clue, with no digit repeated

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A game for the flight: works without internet

Kakuro is great for a long flight, a road trip, or anywhere with no signal. Get ready once, before you leave:

  1. While you have internet, open the site.
  2. Tap "Get ready for a flight" and wait for the "Ready for the flight!" message.
  3. On iPhone: add the site to your home screen so the games are not cleared.
  4. On the plane, in airplane mode, open Kakuro and play: no network, no ads.

Can I play Kakuro 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 Kakuro works in airplane mode, with no network, no ads and no sign-up.

How to play

Tap a white square, then a digit on the pad below. Each run of squares must add up exactly to the number beside it, and no digit repeats within a run.

Why it is good for kids

Kakuro is a math game for ages 11–99+ that trains Mental math, Logical reasoning, Number combinations. 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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