Brain Test 4 Level 256
Worry must get rid of those mosquitoes Answer
Tap on the door to open it. Then hold your finger on the screen and drag it to the door to make the mosquitoes get out of the room. Finally tap on the door to close it.

Follow the screen sequence
Use the images as a compact replay of the solving path. The text below each frame explains what should change.

Video walkthrough
Same number in other versions
Brain Test versions can reuse the same level number with a different puzzle. If the screenshot or question does not match your game, switch to the same number in another version or use the nearby level links.
Strategy guide
- 1.First tap the door to open it, creating an exit path for the mosquitoes;
- 2.Hold and drag your finger across the screen toward the open door to create airflow;
- 3.Wait until mosquitoes fly out, then tap the door again to close it and complete the level.
Common mistakes
- 1.Tapping only on mosquitoes instead of using the door interaction sequence;
- 2.Dragging finger randomly without first opening the door to create airflow;
- 3.Closing the door immediately after opening without letting mosquitoes escape.
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