Brain Test Math Trick

Brain Test Level 272: We must open this vault.

Brain Test Level 272

Hard

Screenshots

Brain Test Level 272 screenshot 1Brain Test Level 272 screenshot 2
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Quick Answer

Move the books to find a key, open the drawer to reveal a card, and press the keypad numbers (1, 2, 3, 5, 8) shown on the card.

Skills Tested

LogicProblem SolvingSpatial Thinking

Step-by-Step Solution

  1. 1) Move the books away to reveal a key hidden behind them.
  2. 2) Open the drawer to take out a card that shows the number sequence (1, 2, 3, 5, 8).
  3. 3) Press the keypad numbers 1, 2, 3, 5, 8 in the order shown on the card.
  4. 4) Confirm the vault opens to complete Brain Test level 272.

Hint

Reveal a hint

Look for a hidden sequence of actions, and find the card that reveals the code.

Why It Works

You cannot break the vault by tapping it directly. Instead the puzzle hides clues everywhere: a key behind the books and a numbered card in the drawer. Following that card and entering 1, 2, 3, 5, 8 on the keypad finally lets you open the vault.

Frequently asked questions

How do I open the vault in Brain Test level 272?

Move the books to find a key, open the drawer to see a card, and press the keypad numbers 1, 2, 3, 5, 8 shown on that card.

What is the keypad code for Brain Test level 272?

The code is 1, 2, 3, 5, 8. It comes from the card you find after opening the drawer in Brain Test level 272.

Why will the vault not open in Brain Test level 272?

Because you need to do all the hidden steps first, and until you have the key and the card, the keypad has no valid code to open the vault.

Where is the key hidden in Brain Test level 272?

The key is hidden behind the books, so you must move them aside before you can use it.

Is there a video walkthrough for Brain Test level 272?

Yes, the embedded video on this page shows the full order of actions you must do to open the vault.

What is the trick in Brain Test level 272?

The trick is that the vault needs several hidden steps, and the numbers on the card hide the real answer instead of pointing you to a single visible clue.

Do I need to solve a math problem in Brain Test level 272?

The 1, 2, 3, 5, 8 pattern is a Fibonacci-like sequence, and entering it correctly is what finally opens the vault.