| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,720 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,725 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,384 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,495 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,836 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,267 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,534 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,269 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,760 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,674 |
| North America Cities by Map | 0 | - | 4.41 | 47,914 |
| Name a City - European Countries | 0 | - | 4.90 | 66,019 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,689 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,732 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,564 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,954 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,471 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,617 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,622 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,470 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,543 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,317 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,671 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,883 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,156 |
| Europe Capital to Country | 0 | - | 4.99 | 251,764 |
| Asia Capital to Country | 0 | - | 4.96 | 127,272 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,756 |
| European Capitals by Map | 0 | - | 4.99 | 141,699 |
| African Capitals by Map | 0 | - | 4.99 | 141,771 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,758 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,715 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,046 |
| European Coastal Capitals | 0 | - | 4.95 | 91,169 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,108 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,076 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,474 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,093 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,944 |
| World Capitals Quiz | 0 | - | 5.00 | 5,099,327 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,455 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,110 |
| Official Cities in the UK | 0 | - | 4.89 | 285,757 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,910 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,614 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,097 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,460 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,944 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,296 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,496 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,831 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,627 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,266 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,115 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,843 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,768 |
| Which City in Canada? | 0 | - | 4.83 | 57,305 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,697 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,536 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,849 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,786 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,802 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,788 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,705 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,898 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,721 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,393 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,481 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Central American Countries | 0 | - | 4.98 | 157,175 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,193 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,225 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,983 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,992 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,487 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,387 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| South American Cities on the Map | 0 | - | 4.52 | 35,532 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,255 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,754 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,987 |
| Random European Capital to Country | 0 | - | 4.98 | 191,944 |
| Random European Country to Capital | 0 | - | 4.93 | 165,727 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,917 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,328 |
| Random African Capital to Country | 0 | - | 4.97 | 101,193 |
| Random African Country to Capital | 0 | - | 4.95 | 71,659 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,097 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,362 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,315 |
| Canada Country Quiz | 0 | - | 4.55 | 132,938 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,528 |
| Pixelated United States Map | 0 | - | 4.88 | 94,710 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,901 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,129 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,127 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,164 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,155 |
| U.S. States By Population | 0 | - | 4.92 | 154,033 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,077 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,804 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,978 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,772 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,002 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,553 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,117 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,595 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,780 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,593 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,490 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,093 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,059 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,303 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,184 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,865 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,059 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,032 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,932 |
| Countries by Capital City | 0 | - | 5.00 | 69,188 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,732 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,102 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,331 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,120 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,699 |
| Moved Capital Cities | 0 | - | 4.96 | 74,573 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,183 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,308 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,290 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,713 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,218 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,241 |
| Which City in Europe? | 0 | - | 4.83 | 107,796 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,428 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,340 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,335 |
| North American Sports Cities | 0 | - | 4.83 | 173,009 |
| American TV Show Settings | 0 | - | 4.37 | 30,694 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,518 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,839 |
| Cities by Former Name | 0 | - | 4.83 | 91,953 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,638 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,918 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,699 |
| World Capitals by Map | 0 | - | 5.00 | 288,893 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,741 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,291 |
| Random Country to Capital | 0 | - | 4.98 | 926,379 |
| Capitals Starting With H | 0 | - | 4.91 | 93,188 |
| Capitals Starting With K | 0 | - | 4.88 | 84,261 |
| Capitals Starting With M | 0 | - | 4.93 | 108,919 |
| Capitals Starting With P | 0 | - | 4.88 | 78,856 |
| Capitals Starting With R | 0 | - | 4.88 | 82,390 |
| Capitals Starting With S | 0 | - | 4.90 | 86,425 |
| Capitals Starting With T | 0 | - | 4.85 | 76,721 |
| Capitals Starting With W | 0 | - | 4.87 | 91,649 |
| Capitals Starting With A | 0 | - | 4.97 | 128,916 |
| Capitals Starting With B | 0 | - | 4.89 | 119,311 |
| Capitals Starting With D | 0 | - | 4.93 | 97,051 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,489 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,300 |
| Cities in European History #1 | 0 | - | 4.63 | 134,503 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,433 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,940 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,202 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,392 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,574 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,686 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,685 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,527 |
| Belize Country Quiz | 0 | - | 4.85 | 21,064 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,813 |
| Flags of North and South America | 0 | - | 4.99 | 376,167 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,466 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,690 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,546 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,728 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,776 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,195 |
| Random European City to Country | 0 | - | 4.69 | 118,327 |
| Random Asian City to Country | 0 | - | 4.56 | 44,603 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,546 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,479 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,706 |
| Former Capitals | 0 | - | 4.88 | 71,632 |
| Capital Cities Chain | 0 | - | 4.84 | 83,249 |
| Coldest World Capitals | 0 | - | 4.95 | 134,097 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,037 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,439 |
| US States and State Capitals | 0 | - | 4.99 | 164,865 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,989 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,486 |
| Territories of the United States | 0 | - | 4.80 | 52,579 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,826 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,841 |
