Friday, March 1, 1991
@ Fullerton College
Source: Duosmium Results
| # | School | Overall | Total | Astronomy | Bridge Building | Measurement | Metric Estimation | Mousetrap Vehicle | Road Rally | Rocks and Fossils | Science Bowl | Science Crime Busters | Water Quality | Weather or Not | Score Adjustments | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | Bernardo Yorba M.S. Yorba Linda, CA | 1 | 69 | 9 | 8 | 9 | 5 | 5 | 6 | 9 | 8 | 0 | 7 | 3 | 00 | |
| 7 | Vista Verde K-8 Irvine, CA | 2 | 68 | 6 | 9 | 7 | 7 | 6 | 8 | 4 | 1 | 6 | 8 | 6 | 00 | |
| 8 | Travis Ranch M.S. Yorba Linda, CA | 3 | 67 | 4 | 4 | 8 | 9 | 0 | 9 | 6 | 7 | 8 | 8 | 4 | 00 | |
| 4 | Santiago Charter M.S. Orange, CA | 4 | 57 | 7 | 7 | 5 | 1 | 9 | 5 | 1 | 1 | 5 | 8 | 8 | 00 | |
| 9 | MacArthur Fundamental Intermediate School Santa Ana, CA | 5 | 57 | 5 | 6 | 4 | 8 | 4 | 4 | 5 | 9 | 7 | 0 | 5 | 00 | |
| 5 | Cerro Villa M.S. Villa Park, CA | 6 | 49 | 8 | 5 | 0 | 6 | 7 | 7 | 3 | 0 | 4 | 0 | 9 | 00 | |
| 3 | El Rancho Charter School Anaheim, CA | 7 | 48 | 0 | 3 | 9 | 3 | 1 | 7 | 8 | 1 | 1 | 8 | 7 | 00 | |
| 2 | Marco Forster M.S. San Juan Capistrano, CA | 8 | 40 | 1 | 1 | 6 | 4 | 8 | 1 | 7 | 0 | 3 | 9 | 0 | 00 | |
| 1 | Ladera Vista J.H.S. of the Arts Fullerton, CA | 9 | 24 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 9 | 9 | 1 | 1 | 00 | |
| 10 | Lydia Romero-Cruz Academy Santa Ana, CA | 10 | 11 | 0 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 00 |