Updated January 26, 2020

GENERAL RULES
No outside materials (notes, calculators, etc) are permitted in any event unless specifically stated in the event rules. Participants may not bring cell phones into any event room.

EVENT-BY-EVENT CHECKLIST
We've put all the information you need for each ESO at JHS event in one place. Download our 2020 Event Checklist with Rule Clarifications (PDF), complete with the number participants permitted, required and optional materials, and event rule clarifications, event times, and room locations.