Science (UIL test) Team Team

| School_Year | Class_A | Class_AA | Class_AAA | Class_AAAA | Class_AAAAA |
|---|---|---|---|---|---|
| 1990-91 | Valley Mills | Canadian | Lampasas | Waco Midway | Lubbock |
| 1991-92 | Valley Mills | Canadian | Troy | Highland Park | Lubbock |
| 1992-93 | Lindsay | Wimberley | Seminole | Kingsville | San Antonio Holmes |
| 1993-94 | Lindsay | Canadian | Cuero | North Lamar | Fort Worth Dunbar |
| 1994-95 | Lindsay | Troup | Waco Connally | North Lamar | Plano |
| 1995-96 | Rule | Canadian | Wimberley | Austin Johnson | Houston Bellaire |
| 1996-97 | Vega | Stinnett West Texas | Bridgeport | Waco Midway | Humble |
| 1997-98 | Moulton | Stinnett West Texas | Wimberley | Highland Park | Humble |
| 1998-99 | Lenorah Grady | Lindsay | Wimberley | Highland Park | Arlington Lamar |
| 1999-2000 | Hedley | Stinnett West Texas | Bridgeport | Gregory-Portland | Houston Bellaire |
| 2000-01 | Lenorah Grady | Seymour | Bridgeport | Carthage | Arlington Lamar |