| Bronx Science | NY/US | Adam Hamilton |
| Cypress Bay | FL/US | Omer Bensaadon |
| Des Moines Roosevelt | IA/US | Carolyn Evans |
| Des Moines Roosevelt | IA/US | Nathan Leys |
| Des Moines Roosevelt | IA/US | Lillian Nellans |
| Fordham Prep | NY/US | Rohan Mishra |
| Fordham Prep | NY/US | Mark Marzziotti |
| Harrison County High School | KY/US | Jared Thomas |
| Lamar Houston | TX/US | Gregory Ross |
| Millburn | NJ/US | Chase Harrison |
| Nova | FL/US | David Goldstein |
| Ridge | NJ/US | Gia Farooqi |
| St. Thomas Aquinas | FL/US | Eryn Hughes |
| University School | FL/US | Daniel Greene |
Monday, April 22, 2013
Field for Extemp
