| Hint | Answer | % Correct |
|---|---|---|
| A | Amazon River | 97%
|
| M | Mississippi River | 83%
|
| G | Ganges River | 80%
|
| N | Nile River | 80%
|
| C | Congo River | 77%
|
| D | Danube River | 74%
|
| Y | Yangtze River | 71%
|
| I | Indus River | 69%
|
| V | Volga River | 69%
|
| Z | Zambezi River | 66%
|
| O | Ob River | 57%
|
| B | Brahmaputra River | 51%
|
| L | Lena River | 43%
|
| E | Elbe River | 37%
|
| R | Red River | 17%
|
| P | Paraná River | 9%
|
| F | Fraser River | 6%
|
| S | St. Lawrence River | 6%
|
| H | Helmand River | 3%
|
| J | Japurá River | 3%
|
| T | Tocantins River | 3%
|
| K | Kolyma River | 0%
|
| U | Ubange-Euel River | 0%
|
| W | Warbutin River | 0%
|