| River | State | % Correct |
|---|---|---|
| Rio Grande | Texas | 100%
|
| Mississippi River | Louisiana | 94%
|
| Yukon River | Alaska | 91%
|
| Missouri River | Missouri | 84%
|
| Snake River | Washington | 84%
|
| Arkansas River | Arkansas | 81%
|
| Ohio River | Illinois/Kentucky | 78%
|
| Columbia River | Washington/Oregon | 78%
|
| Hudson River | New York/New Jersey | 72%
|
| Brazos River | Texas | 69%
|
| Potomac River | Maryland/Virginia | 66%
|
| Tennessee River | Kentucky | 56%
|
| Red River of the South | Louisiana | 53%
|
| Yellowstone River | North Dakota | 50%
|