Three in a row wins the night.
Two teams fight over a nine-square board, each hiding a question. Claim a square by answering correctly, then build a line. The centre square is the favourite for a reason.
Question set
Nine questions are dealt to the board each match. Swap units freely; build your own in the editor.
Course
Unit
Question set
Teams
Two teams. The first team is noughts and moves first.
The verdict
Question editor
Build sets in the browser, export them as JSON, and drop the files into the repo to make them permanent.