Practice a real debate round. Get judged like a tournament.
Three ways to play
Practice now
Argue a motion against an AI opponent and get a ballot.
Debate a friend
Create a room, share the link, and both of you get graded.
Run a class
Set one motion, share a code, and grade the whole class.
How a round works
- R1Pick a motionDebate today's motion or write your own — any topic, any of the four languages.
- R2Take a sideArgue Proposition or Opposition. The AI opponent takes the other side.
- R3Argue 3 roundsOpening, rebuttal, closing. Answer their strongest point before you add new ones.
- 4Get a ballotAn AI judge scores Content and Strategy, explains the decision, and shows what you could have said.
What you get back
Sample ballotAdjudication ballot
Form WS-1 · Written round
Decision
Proposition wins, 2–1
You answered their strongest rebuttal before adding new ground — that's what won round 3.
Content
Argument quality, evidence, rebuttal
Strategy
Structure, priorities, engagement with the key clash
Style
Not scored — written round, no delivery to judge.
For teachers
Run a whole class in one round
Set one motion, share a code, and every student is graded individually on the same rubric.
Free during early access — plans start at $3/month for students, $8/month for teachers, $299/year for a whole school. See pricing
- One motion, one code, the whole class debates at once
- Every student gets their own ballot on the World Schools rubric
- Standings and a CSV export for your gradebook
New round
How would you like to play?
Debate a Friend
One on one — challenge a friend and see who argues better.
Classroom
For teachers: set one topic, students join with a code, everyone is scored individually.
Debate in progress
Judge's tip: name the clash. Say which of their points you're answering before you add new ones.
Round complete
Adjudication ballot
Form WS-1 · Written round
Decision
Content
Argument quality, evidence, rebuttal
Strategy
Structure, priorities, engagement with the key clash
Style
Not scored — written round, no delivery to judge.
Round by round