| Nordic Countries and Capitals | 0 | - | 4.95 | 83,039 |
| Random European Capital to Country | 0 | - | 4.98 | 189,191 |
| Random European Country to Capital | 0 | - | 4.92 | 147,442 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,029 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,914 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,977 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,837 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,978 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,825 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,109 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,393 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,404 |
| Random African Capital to Country | 0 | - | 4.97 | 99,736 |
| Random African Country to Capital | 0 | - | 4.94 | 70,228 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,137 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,821 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,544 |
| North American Sports Cities | 0 | - | 4.83 | 170,884 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,914 |
| Name a City - European Countries | 0 | - | 4.92 | 64,380 |
| Olympic Host Countries | 0 | - | 4.98 | 198,873 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,451 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,003 |
| Official Cities in the UK | 0 | - | 4.89 | 280,496 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,335 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,103 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,797 |
| Europe Capital to Country | 0 | - | 4.99 | 247,721 |
| Asia Capital to Country | 0 | - | 4.96 | 125,746 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,439 |
| European Capitals by Map | 0 | - | 4.99 | 136,233 |
| African Capitals by Map | 0 | - | 4.99 | 132,150 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,211 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,835 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,657 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,121 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,404 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,172 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,169 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,594 |
| European Coastal Capitals | 0 | - | 4.95 | 89,738 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,766 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,773 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,415 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,700 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,438 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,760 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,822 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,994 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,778 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,446 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,783 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,189 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,917 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,350 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,732 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,791 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,388 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,823 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,662 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,654 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,877 |
| Capitals of the Stans | 0 | - | 4.95 | 26,403 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,385 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,392 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,647 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,819 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,237 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,496 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,927 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,068 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,438 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,795 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,195 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,259 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,620 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,812 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,532 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,761 |
| Which City in Europe? | 0 | - | 4.83 | 106,611 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,252 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,454 |
| Every European Country Shape | 0 | - | 4.96 | 200,135 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,408 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,452 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,839 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,558 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,697 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,923 |
| Biggest Cities in Europe | 0 | - | 4.70 | 542,112 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,002 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.87 | 94,291 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,939 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,009 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 40,757 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,216 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,341 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,180 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,328 |
| Which City in Canada? | 0 | - | 4.83 | 56,650 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,910,247 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,566 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,268 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,645 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,797 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,039 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,961 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,420 |
| Countries Where Cricket is the Most Popular Sport | 0 | - | 4.78 | 66,622 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,402 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,306 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,436 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,502 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Boundary Waters | 0 | - | 4.92 | 88,036 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,807 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,270 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,272 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,828 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,725 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,107 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 48,906 |
| American Cities by Stadium | 0 | - | 4.02 | 36,488 |
| City by Football Clubs | 0 | - | 4.37 | 137,013 |
| Cities in European History #1 | 0 | - | 4.63 | 133,109 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,193 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,563 |
| North America Cities by Map | 0 | - | 4.41 | 47,613 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,803 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,014 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,899 |
| Random European City to Country | 0 | - | 4.69 | 116,307 |
| Random Asian City to Country | 0 | - | 4.56 | 44,391 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,182 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,695 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,169 |
| US States and State Capitals | 0 | - | 4.99 | 158,473 |
| Landlocked Countries | 0 | - | 4.99 | 413,491 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,536 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,820 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,755 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,368 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,906 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,742 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,997 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,697 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,956 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,742 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,670 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,905 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,912 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,829 |
| All Country Flags of the World | 0 | - | 5.00 | 3,601,208 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,029 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,158 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,155 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,487 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,990 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,882 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,575 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,126 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,600 |
| Countries with Megacities | 0 | - | 4.99 | 246,778 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,048 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,928 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,720 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,957 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,474 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,815 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,756 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,235 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,221 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.61 | 65,310 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,855 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,812 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,715 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,544 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| South American Cities on the Map | 0 | - | 4.57 | 35,241 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,746 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,460 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,585 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,777 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,690 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,663 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,594 |
| Random U.S. City to State | 0 | - | 4.45 | 75,316 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,183 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,633 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,274 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,796 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,385 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,012 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,187 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,807 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,929 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,644 |
