Leaderboard
Best ranked run per person, 12 Oct – 18 Oct 2026. Resets Monday 00:00, Amsterdam time.
Mental math
80 questions in 8 minutes · 0 people
No runs yet that week. Be the first.
Sequences
30 questions in 8 minutes · 0 people
No runs yet that week. Be the first.
Ties on score go to the faster run. Every run is timed and checked by our server. Play ranked