Brain Test 4 Answers Open the door
Hey folks! Feeling stuck on Level 337 and scratching your head over another tricky puzzle? No worries, we've got your back. Check out the answers for level 337 in Brain Test 4, this specific puzzle is named "Open the door" in our game. If you're still unsure how to solve it, see below our level 337 walkthrough for a detailed solution.

Hint 1
Drag the key into the keyhole.
Hint 2
Drag the screen up to see the door blocker.
If your level 337 puzzle in the game is different, just navigate to the Brain Test 4 walkthrough list and select the solution you need.