BOREDSY / MATH LAB03 — IDENTIFY

Small numbers. Sharp instincts.

Prime
Pop!

Find the numbers with exactly two positive divisors: 1 and themselves. Pop every prime to clear the board.

2 is prime.1 is not.9 = 3 × 3. Not prime.

Three mistakes end the round. Larger numbers arrive as you clear boards.

Score 0Lives 3Time 60.0

Press Start, then tap the primes. Keyboard: Tab or arrows to move; Enter or Space to pop.