| Nordic Countries and Capitals | 0 | - | 4.95 | 84,053 |
| Random European Capital to Country | 0 | - | 4.98 | 192,119 |
| Random European Country to Capital | 0 | - | 4.93 | 165,872 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,937 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,387 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,019 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,689 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,848 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,835 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,091 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,979 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,409 |
| Random African Capital to Country | 0 | - | 4.97 | 101,335 |
| Random African Country to Capital | 0 | - | 4.95 | 71,742 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,266 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,732 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,506 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,130 |
| North American Sports Cities | 0 | - | 4.82 | 173,139 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,556 |
| Name a City - European Countries | 0 | - | 4.90 | 66,151 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,605 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,722 |
| Olympic Host Countries | 0 | - | 4.98 | 201,934 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 313,810 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,648 |
| Official Cities in the UK | 0 | - | 4.89 | 286,182 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,446 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,444 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,041 |
| Europe Capital to Country | 0 | - | 4.99 | 252,038 |
| Asia Capital to Country | 0 | - | 4.96 | 127,379 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,946 |
| European Capitals by Map | 0 | - | 4.99 | 142,042 |
| African Capitals by Map | 0 | - | 4.99 | 142,099 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,932 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,147 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,217 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,887 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,573 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,852 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,387 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,167 |
| European Coastal Capitals | 0 | - | 4.95 | 91,293 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,184 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,627 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,748 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,156 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,574 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,936 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,699 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,486 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,701 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 53,096 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,154 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,579 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,730 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,450 |
| Biggest Urban Areas in the UK | 0 | - | 4.43 | 176,713 |
| Biggest Cities in the UK | 0 | - | 4.48 | 105,813 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,537 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,912 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,139 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,948 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,866 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,658 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,403 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,813 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,593 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,553 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,299 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,389 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,419 |
| Every European Country Shape | 0 | - | 4.96 | 202,961 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,529 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,434 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,969 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,226 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,623 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,069 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,517 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,422 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,185 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,357 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,446 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,022 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,974 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,417 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,147 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,255 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,361 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,386 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,634 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,966 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,311 |
| Which City in Europe? | 0 | - | 4.83 | 107,878 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,207 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,120 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,585 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,960 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,642 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,098 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,194 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,398 |
| Top 10 Liverpool Goalscorers | 0 | - | 4.11 | 45,516 |
| Top 10 Manchester United Goalscorers | 0 | - | 4.38 | 54,750 |
| Biggest Cities in Europe | 0 | - | 4.73 | 549,069 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,839 |
| Cities in European History #1 | 0 | - | 4.63 | 134,599 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,446 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,879 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,951 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,215 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,735 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,474 |
| World Capitals Quiz | 0 | - | 5.00 | 5,105,181 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,839 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,708 |
| US States and State Capitals | 0 | - | 4.99 | 165,306 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,759 |
| Which City in Canada? | 0 | - | 4.83 | 57,352 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,868,306 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,062 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,541 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,356 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,279 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,970 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,808 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,815 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,490 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,520 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,374 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,632 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,860 |
| Random European Countries on a Map | 0 | - | 4.97 | 285,052 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,553 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 320,473 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,696 |
| NBA Cities Map Quiz | 0 | - | 4.51 | 253,849 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,940 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,718 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 34,126 |
| Boundary Waters | 0 | - | 4.92 | 88,758 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,408 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,919 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,382 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,689 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,333 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,949 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,963 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,942 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,988 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,304 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,461 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,081 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,768 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,233 |
| American Cities by Stadium | 0 | - | 4.02 | 36,589 |
| City by Football Clubs | 0 | - | 4.38 | 138,397 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,035 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,592 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,693 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,679 |
| South American Cities on the Map | 0 | - | 4.52 | 35,549 |
| North America Cities by Map | 0 | - | 4.41 | 47,937 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,801 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,814 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,998 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,191 |
| Random U.S. City to State | 0 | - | 4.45 | 76,902 |
| Random European City to Country | 0 | - | 4.69 | 118,450 |
| Random Asian City to Country | 0 | - | 4.56 | 44,618 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,612 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,940 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,100 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,303 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,103 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,209 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,269 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,030 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,484 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,531 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,205 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,988 |
| European Cities by Clue | 0 | - | 4.70 | 89,173 |
| Boroughs of London | 0 | - | 4.63 | 88,541 |
| London Geography | 0 | - | 4.47 | 59,868 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,647 |
| Landlocked Countries | 0 | - | 4.99 | 425,662 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,628 |
| Island Countries | 0 | - | 4.99 | 712,510 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,170 |
| Himalayan Countries | 0 | - | 4.93 | 140,173 |
| Andean Countries | 0 | - | 4.94 | 85,394 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,545 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,936 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,124 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,399 |
| Danube Countries | 0 | - | 4.97 | 72,362 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,571 |
