Brain Test 3 Level 9
How can I open that door
Drag the box and put it aside. Then drag the red lever to its place on the right side of the door. Now tap on the symbols on the door to match them horizontally.
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, drag the box away to reveal the hidden red lever behind it;
- 2.Drag the red lever to the empty slot on the right side of the door to activate it;
- 3.After placing the lever, tap the symbols on the door to align them horizontally in matching pairs.
Common mistakes
- 1.Tapping the symbols immediately without moving the box first, blocking access to the lever;
- 2.Dragging the lever to the wrong location instead of the right side of the door;
- 3.Matching symbols vertically instead of horizontally as required by the puzzle.
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