Showcase: Cogworks Hill-Climb Cup
Engineers (Advanced), mission M3 Gearboxes: How Cars Go, lesson 6 of 6.
Hook
Combined score: hill success × flat speed. Pit crews can change gear between runs.
Fair test
Three official tries against the criteria. The Recorder writes every result on the scoreboard.
Bonus challenge
Commentators (one per team) narrate the race like a real TV broadcast.