| Prep Congress 2018 |
| 9 C. Barragan-Bates (Odyssey Institute for Advanced and International S) | 18 Brophy A (Brophy Coll Prep) |
| 9 Doughty - (Odyssey Institute for Advanced and International S) | 18 Brophy B (Brophy Coll Prep) |
| 14 A. Verma - L. Khan (Scottsdale Prep Academy) | 23 TB (drop) (BASIS Scottsdale) |
| 15 Mallya - Shih (Hamilton HS) |