| Asian Geography By Letter - B | 0 | - | 4.85 | 67,120 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,121 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,162 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,606 |
| US States Quiz | 0 | - | 5.00 | 17,026,190 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,322 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,490 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,823 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,581 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,099 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,798 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,608 |
| States of Mexico | 0 | - | 4.96 | 178,818 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,918 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,359 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,699 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,755 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,713 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,472 |
| U.S. Geography by Letter - P | 0 | - | 4.40 | 54,627 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,789 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,738 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,882 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 37,085 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,823 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,772 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,620 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,669 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,680 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,876 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,537 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,370 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,786 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,294 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,815 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,295 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,826 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,298 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,902 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,175 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,148 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,720 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,285 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,725 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,798 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,574 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,393 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,397 |
| Pixelated United States Map | 0 | - | 4.89 | 94,953 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,208 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,460 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,474 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,546 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,598 |
| U.S. States By Population | 0 | - | 4.92 | 154,273 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,394 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,994 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,609 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,224 |
| US States with an Empty Map | 0 | - | 5.00 | 629,689 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,844 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,730 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,228 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,645 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,855 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,384 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,228 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,225 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,072 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,255 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,237 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,619 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,425 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,936 |
| Flags of North and South America | 0 | - | 4.99 | 378,272 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,593 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,466 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,120 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,425 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,472 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,632 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,728 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,404 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,944 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,554 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,829 |
| Countries that Start with D | 0 | - | 4.96 | 718,100 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,029 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,609 |
| Countries that Start with H | 0 | - | 4.96 | 610,762 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,167 |
| Countries that Start with J | 0 | - | 4.98 | 608,134 |
| Countries that Start with K | 0 | - | 4.97 | 821,972 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,348 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,456 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,568 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,212 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,109 |
| Countries that Start with U | 0 | - | 4.97 | 909,391 |
| Countries that Start with V | 0 | - | 4.98 | 612,671 |
| Countries that Start with F | 0 | - | 4.83 | 622,194 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,899 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,914 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,063 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,720 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,472 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,006 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,288 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,957 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,791 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,032 |
| The Only American Country ... | 0 | - | 4.92 | 122,363 |
| Belize Country Quiz | 0 | - | 4.85 | 21,122 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,279 |
| European Geography By Letter - E | 0 | - | 4.23 | 116,380 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,677 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,364 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,150 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,712 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,362 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,735 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,697 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,230 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,463 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,111 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,079 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,504 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,998 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,996 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,202 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,244 |
| U.S. Geography by Letter - F | 0 | - | 3.85 | 45,526 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,988 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,022 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,966 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,280 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,677 |
| Brazil States Map Quiz | 0 | - | 4.87 | 48,745 |
| States of Brazil | 0 | - | 4.98 | 90,077 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,068 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,227 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,260 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,218 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,026 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,644 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,486 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,666 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,005 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,296 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,616 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,701 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,673 |
| One Country By Letter By Continent | 0 | - | 5.00 | 126,055 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,725 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,062 |
| Canada Country Quiz | 0 | - | 4.55 | 133,197 |
| United States Country Quiz | 0 | - | 4.43 | 102,368 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,555 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,511 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,010 |
| Asia Map Quiz | 0 | - | 4.99 | 926,943 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,297 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,706 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,264 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,106 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,446 |
| Canada A-Z | 0 | - | 4.73 | 32,998 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,772 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,110 |
| Random U.S. City to State | 0 | - | 4.45 | 77,046 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,364 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,987 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,774 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,833 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 28,325 |
| U.S. Geography by Letter - W | 0 | - | 3.86 | 23,911 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,565 |
| New England States | 0 | - | 4.51 | 59,915 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,118 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,139 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,236 |
| U.S. States by Borders | 0 | - | 4.61 | 35,517 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,723 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,407 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,486 |
| European Geography A-Z | 0 | - | 4.29 | 49,527 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,376 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,278 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,462 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,519 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,072 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,254 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,135 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,674 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,202 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,916 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,824 |
| Boroughs of New York City | 0 | - | 4.47 | 85,435 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,532 |
| NATO Countries | 0 | - | 4.98 | 284,102 |
