| Nordic Countries and Capitals | 0 | - | 4.95 | 83,076 |
| Random European Capital to Country | 0 | - | 4.98 | 189,219 |
| Random European Country to Capital | 0 | - | 4.92 | 147,460 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,091 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,974 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,005 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,864 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,997 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,135 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,403 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,423 |
| Random African Capital to Country | 0 | - | 4.97 | 99,741 |
| Random African Country to Capital | 0 | - | 4.94 | 70,236 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,322 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,940 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,574 |
| North American Sports Cities | 0 | - | 4.83 | 170,912 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,920 |
| Name a City - European Countries | 0 | - | 4.92 | 64,400 |
| Olympic Host Countries | 0 | - | 4.98 | 198,904 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,574 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,062 |
| Official Cities in the UK | 0 | - | 4.89 | 280,555 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,365 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,143 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,825 |
| Europe Capital to Country | 0 | - | 4.99 | 247,917 |
| Asia Capital to Country | 0 | - | 4.96 | 125,763 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,464 |
| European Capitals by Map | 0 | - | 4.99 | 136,294 |
| African Capitals by Map | 0 | - | 4.99 | 132,188 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,288 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,890 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,671 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,140 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,413 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,196 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,185 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,621 |
| European Coastal Capitals | 0 | - | 4.95 | 89,763 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,190 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,825 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,814 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,424 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,708 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,456 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,768 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,829 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,023 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,800 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,482 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,801 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,206 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,951 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,394 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,765 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,802 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,404 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,852 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,669 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,665 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,942 |
| Capitals of the Stans | 0 | - | 4.95 | 26,410 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,409 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,460 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,652 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,830 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,286 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,733 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,965 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,093 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,458 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,804 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,273 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,636 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,822 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,546 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,891 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,798 |
| Which City in Europe? | 0 | - | 4.83 | 106,626 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,317 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,498 |
| Every European Country Shape | 0 | - | 4.96 | 200,188 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,424 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,478 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,860 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,586 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,722 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,957 |
| Biggest Cities in Europe | 0 | - | 4.70 | 542,187 |
| Colour in the Flag Map by Guessing Cities | 0 | - | 4.92 | 64,010 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,310 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,946 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,025 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 40,777 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,241 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,365 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,196 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,348 |
| Which City in Canada? | 0 | - | 4.82 | 56,658 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,921,278 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,567 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,286 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,652 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,815 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,047 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,973 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,431 |
| Countries Where Cricket is the Most Popular Sport | 0 | - | 4.78 | 66,629 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,420 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,319 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,448 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,518 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,603 |
| Boundary Waters | 0 | - | 4.92 | 88,045 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,817 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,290 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,306 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,844 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,737 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,113 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.56 | 48,925 |
| American Cities by Stadium | 0 | - | 4.02 | 36,488 |
| City by Football Clubs | 0 | - | 4.37 | 137,025 |
| Cities in European History #1 | 0 | - | 4.63 | 133,131 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,461 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,196 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,566 |
| North America Cities by Map | 0 | - | 4.41 | 47,616 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,806 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,015 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,906 |
| Random European City to Country | 0 | - | 4.69 | 116,332 |
| Random Asian City to Country | 0 | - | 4.56 | 44,392 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,188 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,627 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,191 |
| US States and State Capitals | 0 | - | 4.99 | 158,551 |
| Landlocked Countries | 0 | - | 4.99 | 413,642 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,554 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,847 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,798 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,404 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,919 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,752 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,365 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,050 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,979 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,747 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,980 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,951 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,555 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,841 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,409 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,048 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,163 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,162 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,510 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,000 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,108 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,650 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,225 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,629 |
| Countries with Megacities | 0 | - | 4.99 | 246,929 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,124 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,976 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,725 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,994 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,543 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,861 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,966 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,440 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 126,231 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.61 | 65,311 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 46,856 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,816 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,722 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,549 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,324 |
| South American Cities on the Map | 0 | - | 4.57 | 35,244 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,771 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,462 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,588 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,778 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,714 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,684 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,599 |
| Random U.S. City to State | 0 | - | 4.45 | 75,326 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,186 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,644 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,295 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,807 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,386 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,017 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,206 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,145 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,955 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,656 |
