The Farrlandia Challenge

An outbreak of acute gastrointestinal illness has struck Farrlandia: 726 cases in six weeks. You are the investigating officer. Six levels take you from the first alarm to the final report, and each one is scored. The inter-school competition opens in Fall 2028; these training levels are open now, to anyone.

Your progress saves in this browser. You will need nothing but arithmetic and judgement.