One class.
Four game modes.
Brilliant thinking.
Challenge your sampling knowledge together in four live games. Play with a six-digit room code and finish with a teacher-led awards ceremony featuring mathematical character trophies and a podium.
Ready to play?
The teacher hosts. Students join. Your existing solo revision stays exactly as it is.
Host a classroom
Choose Classic, Blitz, Bullseye, Perfect Run or cooperative Class Quest. New: Puzzle Relay unlocks a shared Class Mosaic, piece by piece.
03 Shape the challenge
Five sampling methods are balanced across the challenge. 20 seconds per question.
Class Quest is a team achievement, with minimum participation and a configurable safety countdown.
Two different students must supply verified correct evidence for each of the five sampling methods. At least three students must contribute overall.
Advanced settings
Classic uses the current accuracy-first scoring, full checked question bank and live leaderboard. Additional modifiers arrive with the new engines.
These options are previews and do not change live Classic gameplay.
Classic Challenge · Free-for-All
Which Method? · 10 questions with teacher-led review.
Join the challenge
Ask your teacher for the room code, then choose a nickname. No sign-in, email address or saved profile.
Looking for quiet revision? Explore the ten Solo Arcade activities.