| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,589 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,717 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,728 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,054 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,028 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,408 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,255 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,711 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,943 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,218 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,784 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,575 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,496 |
| North America Cities by Map | 0 | - | 4.41 | 47,668 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,557 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,001 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,025 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,716 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,247 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,082 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,858 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,960 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,205 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,685 |
| World Capitals Quiz | 0 | - | 5.00 | 5,042,585 |
| Europe Capital to Country | 0 | - | 4.99 | 248,471 |
| Asia Capital to Country | 0 | - | 4.96 | 125,988 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,848 |
| European Capitals by Map | 0 | - | 4.99 | 137,175 |
| African Capitals by Map | 0 | - | 4.99 | 132,530 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,533 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,457 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,838 |
| European Coastal Capitals | 0 | - | 4.95 | 89,970 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,285 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,681 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,387 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,502 |
| Official Cities in the UK | 0 | - | 4.89 | 281,368 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,603 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,483 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,990 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,847 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,590 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,392 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,366 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,833 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,707 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,901 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,373 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,226 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,035 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,268 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,088 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,683 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,817 |
| Which City in Canada? | 0 | - | 4.82 | 56,799 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,759 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,461 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,213 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,639 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,072 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,326 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,811 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,625 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,941 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,681 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,564 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,354 |
| Central American Countries | 0 | - | 4.98 | 155,330 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,857 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,660 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,435 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,035 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,420 |
| States of Mexico | 0 | - | 4.95 | 174,054 |
| South American Cities on the Map | 0 | - | 4.56 | 35,278 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,188 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,346 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,928 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,887 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,067 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,909 |
| Countries by Capital City | 0 | - | 5.00 | 67,154 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,569 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,108 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,152 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,569 |
| Moved Capital Cities | 0 | - | 4.96 | 73,773 |
| Canada Country Quiz | 0 | - | 4.55 | 131,923 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,762 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,419 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,581 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,731 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,296 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,211 |
| Random European Capital to Country | 0 | - | 4.98 | 189,549 |
| Random European Country to Capital | 0 | - | 4.92 | 147,710 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,549 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,642 |
| Random African Capital to Country | 0 | - | 4.97 | 99,888 |
| Random African Country to Capital | 0 | - | 4.94 | 70,372 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,083 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,772 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,083 |
| Pixelated United States Map | 0 | - | 4.89 | 93,679 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,066 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,686 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,710 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,065 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,298 |
| U.S. States By Population | 0 | - | 4.92 | 152,617 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,690 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,036 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,027 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,779 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,887 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,099 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,272 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,212 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,647 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,160 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,784 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,300 |
| North American Sports Cities | 0 | - | 4.83 | 171,180 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,992 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,274 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,924 |
| Cities by Former Name | 0 | - | 4.84 | 91,148 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,145 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,360 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,858 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,271 |
| World Capitals by Map | 0 | - | 5.00 | 284,239 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,848 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,544 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,388 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,735 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,077 |
| Random Country to Capital | 0 | - | 4.98 | 913,506 |
| Capitals Starting With H | 0 | - | 4.90 | 91,575 |
| Capitals Starting With K | 0 | - | 4.85 | 75,846 |
| Capitals Starting With L | 0 | - | 4.81 | 87,019 |
| Capitals Starting With M | 0 | - | 4.93 | 106,386 |
| Capitals Starting With P | 0 | - | 4.88 | 77,348 |
| Capitals Starting With R | 0 | - | 4.87 | 81,120 |
| Capitals Starting With S | 0 | - | 4.89 | 84,972 |
| Capitals Starting With T | 0 | - | 4.84 | 75,441 |
| Capitals Starting With W | 0 | - | 4.89 | 90,760 |
| Capitals Starting With A | 0 | - | 4.97 | 126,772 |
| Capitals Starting With B | 0 | - | 4.89 | 117,493 |
| Capitals Starting With D | 0 | - | 4.93 | 95,575 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,948 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,064 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,138 |
| Which City in Europe? | 0 | - | 4.83 | 106,903 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,141 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,903 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,252 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,076 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,879 |
| American TV Show Settings | 0 | - | 4.35 | 30,605 |
| Cities in European History #1 | 0 | - | 4.63 | 133,384 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,235 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,607 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,826 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,043 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,338 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,896 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,773 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,183 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,840 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,667 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,058 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,388 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,404 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,563 |
| Random European City to Country | 0 | - | 4.69 | 116,815 |
| Random Asian City to Country | 0 | - | 4.56 | 44,419 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,922 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,488 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,464 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,495 |
| Former Capitals | 0 | - | 4.88 | 71,223 |
| Capital Cities Chain | 0 | - | 4.84 | 82,091 |
| Coldest World Capitals | 0 | - | 4.95 | 133,149 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,001 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,189 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,445 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,774 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,802 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,135 |
| Belize Country Quiz | 0 | - | 4.85 | 20,843 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,983 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,586 |
| Flags of North and South America | 0 | - | 4.99 | 368,969 |
| Territories of the United States | 0 | - | 4.79 | 52,219 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,314 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,442 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,299 |
