Gearbox

Clue Design: Sylvia Luxenburg, Jason Wodicka
Development: Sylvia Luxenburg, Jason Wodicka
Construction: Jason Wodicka (CAD Modeling), Andy Rich, Ben Leclerc, Jamie Eckman (Laser Cutter Operation)

Presentation

This clue cannot be solved online.

Teams arrived at the site and received a CD spindle with a set of acrylic discs on it.

Each disc had a set of teeth around the edge, a short phrase engraved just inside the edge, and a set of arcs cut through the middle of the disc.

The phrases on the discs read: