2004 TRIO ThinkQuest Quarterfinalists
| State | Institution & Program | Site Title |
| CA | CSU Monterey Bay Upward Bound |
Fort Ord: From Past To Present |
| CA | CSU Monterey Bay Upward Bound |
Sleeping Disorders |
| CA | CSU Monterey Bay Upward Bound |
Teen Depression |
| CA | CSU Monterey Bay Upward Bound |
Violence In Video Games |
| CA | San Diego State U. Upward Bound | Leukemia |
| CA | San Diego State U. Upward Bound | Melanoma |
| CA | San Diego State U. Upward Bound | Uterine Cancer |
| FL | Florida A& M University UB Math/Science |
From Our Perspective |
| GA | Georgia State University Talent Search |
Measuring Up! |
| HI | Maui Community College Upward Bound |
Golf in Maui |
| IL | Carl Sandburg College Upward Bound |
Knox County |
| KY | Berea College Upward Bound |
Chemical Weapons Disposal |
| KY | Berea College Upward Bound |
Vote Right 2004 |
| KY | Berea College Upward Bound |
Where Is The Love? |
| LA | University of New Orleans, Upward Bound | New Orleans High School Band |
| LA | University of New Orleans, Upward Bound | The Louisiana Seafood Industry |
| NY | Harlem Center for Education, Talent Search | Discrimination Against Latinos |
| NY | Harlem Center for Education, Talent Search | Passion for Fashion |
| OR | Portland State University Upward Bound |
Bubble Tea Zone |
| OR | Portland State University Upward Bound |
The Youth Empowerment Project |
| OR | Portland State University Upward Bound |
What Lies Beneath |
| PA | Lincoln University Upward Bound |
UFOs |
| SC | Florence-Darlington Technical College Upward Bound |
De Gullah Explorers |
| SC | University of South Carolina, Upward Bound | Hip Hop |
| SD | University of South Dakota, UBMS | Earth Dawgs |
| SD | University of South Dakota, UBMS | p0 |
| SD | University of South Dakota, UB | West Nile - Plague of the Midwest |
| WI | Marquette University Upward Bound |
Diabetes: A Sugar Level Problem |
| WI | Marquette University Upward Bound |
Dying To Eat |
| WI | Marquette University Upward Bound |
Land Ho!: Pier Wisconsin and the Denis Sullivan |
| WI | Marquette University Upward Bound |
Right to Know |
| WI | Marquette University Upward Bound |
Save the Wetlands |
| WI | Marquette University Upward Bound |
The Effects of Food In Your Body |
| WI | Marquette University Upward Bound |
To Swim Or Not To Swim |
| WI | Marquette University Upward Bound |
Vitamins: The Key in Healthy Living |
| WI | Marquette University Upward Bound |
Water Borne Diseases |
| WI | Marquette University Upward Bound |
Ways Nature Purifies Water |
| WI | University of Wisconsin-Green Bay, UBMS | What's Entertaining the Teens of Japan |