Temple of the
Number Sphinx

Tap exactly 3 stones in order. The first stone's sign is ignored — only its number counts.

× and ÷ happen before + and −. Target 19:
−9 → +5 → ×2 = 9 + 5 × 2 = 19
÷10 → ×2 → −1 = 10 × 2 − 1 = 19

10 seconds of sand per turn. The round ends after 30 s with no correct answer, or when no answers are left.

+1 new correct answer  ·  −1 wrong  ·  −1 repeating a found answer