Stable Tower
Always pick up the widest block left, and build a tower that won’t fall
- Ages4–8
- TrainsOrdering by size, Planning, Structural stability
- Timeabout 3 min
- Levels7 difficulty levels
- OfflineYes, after "Get ready for a flight"
A game for the flight: works without internet
Stable Tower 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 Stable Tower and play: no network, no ads.
Can I play Stable Tower 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 Stable Tower works in airplane mode, with no network, no ads and no sign-up.
How to play
Blocks lie at the bottom. Always tap the widest block left — it goes up onto the tower. A block that is too narrow won’t go up, so try another one.
Why it is good for kids
Stable Tower is a spatial puzzle for ages 4–8 that trains Ordering by size, Planning, Structural stability. 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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