Brain Test 4 level guide
Brain Test 4 Level 340 Walkthrough
Brain Test 4 Level 340 asks you to tap prime numbers; the video confirms four standalone primes — 7, 3, 11, and 5 — while 4 and 8 must be avoided.
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How to Solve Brain Test 4 Level 340 — Full Solution
- Tap standalone 7 and 3.
- Tap 11 and 5.
- Wait for the completion dialogue and confetti.
Colors in this level:
White, Black, Blue, Green, Red, Yellow, Gray
Common Mistakes to Avoid
- Do not tap 4 or 8; they are composite numbers.
- Do not try splitting the 75 group into digits as an opening move.
Quick Tips for Brain Test 4 Level 340 (quick clues)
- Tap standalone 7 and 3, then 11 and 5.
- Leave 4 and 8 untouched.
- 75 is not prime; the four standalone primes are enough to complete the level.
Board notes 5 details
- Layout
- The board shows standalone 7, 4, 3, 11, 5, and 8 plus a central 75 group.
- Goal
- Tap the prime numbers among the standalone values while leaving 4 and 8 untouched.
- Opening
- Tap standalone 7 and 3, then 11 and 5.
- Danger Zone
- Do not tap 4 or 8; they are not prime. The central 75 group may contain additional targets, but the four standalone primes are enough to complete the level.
- Mechanics
- Tapping each correct prime number marks it with a green check; after the four standalone primes are selected, the level completes.
Frequently Asked Questions
Which numbers should I tap in Level 340?
Tap the standalone primes: 7, 3, 11, and 5.
Should I tap 4 or 8?
No. They are not prime numbers and tapping them does not advance the puzzle.
What about the 75 in the center?
The four standalone primes are enough to complete the level; 75 itself is not prime.