Brain Test 3 Level 118: Help her start the engine.
Brain Test 3 Level 118
Screenshots

Quick Answer
Turn your device upside down to start the plane's engine.
Skills Tested
Step-by-Step Solution
- 1) Notice there is no button or switch on the screen.
- 2) Flip your device completely upside down.
- 3) Keep it inverted to start the plane's engine.
Hint
Reveal a hint
There is no button to press, so think about moving the device itself to trigger the engine.
Why It Works
This puzzle relies on the accelerometer instead of on-screen objects. Flipping the device upside down simulates the motion needed to start the engine, testing whether you think beyond the screen.
Frequently asked questions
How do I solve Brain Test 3 level 118?
Physically turn your device upside down to start the plane's engine.
What is the answer to Brain Test 3 level 118?
There is no button to press, so you flip your device upside down to start the engine.
Why is there no button in Brain Test 3 level 118?
The puzzle is a motion-trigger trick, so the device tilt itself is the required action.
How do I start the engine in Brain Test 3 level 118?
Rotate your phone upside down and the plane's engine starts without any on-screen control.
Does Brain Test 3 level 118 use the device sensor?
Yes, flipping the device triggers the engine, making it a physical-motion puzzle.
Is there a video walkthrough for Brain Test 3 level 118?
Yes, the embedded video shows how to tilt the device for Brain Test 3 level 118.