| Countries of Europe by Population | 0 | - | 4.98 | 177,661 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,688 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,792 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,887 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,755 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Random European Capital to Country | 0 | - | 4.98 | 189,041 |
| Random European Country to Capital | 0 | - | 4.92 | 147,322 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,261 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,321 |
| Random African Country to Capital | 0 | - | 4.94 | 70,148 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,363 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,883 |
| North American Sports Cities | 0 | - | 4.83 | 170,739 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,284 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,729 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,654 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,233 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,840 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,633 |
| Europe Capital to Country | 0 | - | 4.99 | 247,258 |
| Asia Capital to Country | 0 | - | 4.96 | 125,602 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,263 |
| European Capitals by Map | 0 | - | 4.99 | 135,893 |
| African Capitals by Map | 0 | - | 4.99 | 132,034 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,734 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,948 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,060 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,518 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,140 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,324 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,506 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,786 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,635 |
| Official Cities in the UK | 0 | - | 4.89 | 280,101 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,455 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,523 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 117,999 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,068 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,361 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,691 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,765 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 37,508 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,074 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,624 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,036 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,566 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,287 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,145 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,662 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,607 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,498 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,911 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,262 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,701 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,212 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,966 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,050 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,951 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,675 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,929 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,768 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,573 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,425 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Which City in Europe? | 0 | - | 4.83 | 106,537 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,506 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,527 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,206 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,570 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,711 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,002 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,851 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,345 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,257 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,365 |
| Boundary Waters | 0 | - | 4.92 | 87,989 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| Cities in European History #1 | 0 | - | 4.63 | 132,945 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,543 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,790 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 50,999 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,853 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,111 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,094 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,206 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,087 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,258 |
| Which City in Canada? | 0 | - | 4.82 | 56,601 |
| Landlocked Countries | 0 | - | 4.99 | 412,829 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,528 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,181 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,701 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,238 |
| Australia by Picture | 0 | - | 4.41 | 28,412 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,300 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,178 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,357 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,549 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,728 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,563 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,966 |
| American Cities by Stadium | 0 | - | 4.02 | 36,474 |
| City by Football Clubs | 0 | - | 4.37 | 136,958 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| North America Cities by Map | 0 | - | 4.41 | 47,591 |
| Random European City to Country | 0 | - | 4.69 | 116,211 |
| Random Asian City to Country | 0 | - | 4.56 | 44,376 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,741 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,087 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,807 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,955 |
| Island Countries | 0 | - | 4.99 | 707,206 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,212 |
| Himalayan Countries | 0 | - | 4.95 | 135,032 |
| Andean Countries | 0 | - | 4.94 | 82,650 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,074 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,971 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,746 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,988 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,631 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,183 |
| European Landlocked Countries | 0 | - | 4.99 | 145,660 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,036 |
| Countries with the Most Species | 0 | - | 4.99 | 95,180 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,179 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,500 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,459 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,052 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,316 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,932 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,422 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,675 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,120 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,356 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,667 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,848 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,554 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,807 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,196 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,802 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,343 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,529 |
| Largest Countries By Category | 0 | - | 4.97 | 156,597 |
| Countries by Countries | 0 | - | 4.96 | 62,157 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,359,882 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,929 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,254 |
| Northernmost Countries | 0 | - | 4.99 | 357,202 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,697 |
| Countries of South America | 0 | - | 5.00 | 913,262 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,437 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,844,841 |
| "Land" Countries | 0 | - | 4.98 | 333,401 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,883 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,622 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,454 |
| All Country Flags of the World | 0 | - | 5.00 | 3,593,506 |
| Top World Languages | 0 | - | 4.92 | 811,879 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,475 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,211 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,120 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,538 |
| Longest International Borders | 0 | - | 4.99 | 263,355 |
| Countries with Three Borders | 0 | - | 4.96 | 36,127 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,550 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,597 |
