| Busiest Airports in Europe | 0 | - | 4.91 | 145,428 |
| World's Busiest Airports | 0 | - | 4.95 | 222,552 |
| Countries with the Most Airports | 0 | - | 4.96 | 97,844 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 213,877 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,119,730 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,829 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,330 |
| Top World Languages | 0 | - | 4.92 | 816,508 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,064 |
| Places in their Native Language #1 | 0 | - | 4.84 | 240,017 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,234 |
| Cities by Airports | 0 | - | 4.49 | 88,461 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 134,866 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,455 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 119,888 |
| Airports Named for People #1 | 0 | - | 4.46 | 55,764 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,155 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,384 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,911 |
| World Currency Quiz | 0 | - | 4.92 | 300,126 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,106 |
| Airport Codes Quiz #2 | 0 | - | 4.39 | 96,556 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,290 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,876 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,537 |
| Orthodox Countries | 0 | - | 4.92 | 130,816 |
| Battle to Country | 0 | - | 4.91 | 52,843 |
| Monarchies of Europe | 0 | - | 4.90 | 97,640 |
| Monarchies of Asia | 0 | - | 4.97 | 70,791 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,589 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,782 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,012 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,816 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,534 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,917 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,454 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,561 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,944 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,207 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,994 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,868 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,871 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,949 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,700 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,771 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,397 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,553 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,428 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,657 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,834 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 688,058 |
| Boundary Waters | 0 | - | 4.92 | 88,191 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,932 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,589 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,327 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,381 |
| Landlocked Countries | 0 | - | 4.99 | 416,079 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,400 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,437 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,459 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,685 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,365 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,777 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,364 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,328 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,270 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,209 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,469 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,300 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,370 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,359 |
| World Capitals Quiz | 0 | - | 5.00 | 5,047,016 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,645 |
| Himalayan Countries | 0 | - | 4.95 | 136,259 |
| Andean Countries | 0 | - | 4.95 | 83,341 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,614 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,827 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,314 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,929 |
| Countries in World War I | 0 | - | 4.88 | 227,308 |
| Danube Countries | 0 | - | 4.97 | 71,335 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,121 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,796 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,026 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,980 |
| European Landlocked Countries | 0 | - | 4.99 | 146,054 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,666 |
| Countries with the Most Species | 0 | - | 4.99 | 98,185 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,113 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,809 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,305 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,480 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,121 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,763 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,135 |
| Countries in the Alps | 0 | - | 4.86 | 117,260 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 81,916 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,849 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,766 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,215 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,670 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,603 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,209 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,918 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,956 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,755 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,287 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,328 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,184 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,679 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,942 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,946 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,611 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,856 |
| Countries with the Most Cathedrals | 0 | - | 4.50 | 42,519 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,391 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,136 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,694 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,437 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,784 |
| Hindu Countries | 0 | - | 4.86 | 49,792 |
| Largest Countries By Category | 0 | - | 4.97 | 157,182 |
| Countries by Countries | 0 | - | 4.96 | 62,537 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,801 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,063 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,400 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,036 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,736,727 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,183 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,588 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,340 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,978 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,609 |
| Demonyms Quiz | 0 | - | 4.15 | 184,958 |
| World's Biggest Airlines | 0 | - | 4.42 | 124,347 |
| Airline Logos | 0 | - | 4.45 | 140,225 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,311 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,090 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,817 |
| Longest International Borders | 0 | - | 4.99 | 264,231 |
| Countries with Three Borders | 0 | - | 4.96 | 36,319 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,752 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,836 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,127 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,166 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,021 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,672 |
| Demonym of Every Country | 0 | - | 4.91 | 58,864 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,414 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,543 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,554 |
| Island Countries | 0 | - | 4.99 | 708,625 |
| Catholic Countries | 0 | - | 4.78 | 214,024 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,048 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,688 |
| Northernmost Countries | 0 | - | 4.99 | 359,086 |
| Companies by Country | 0 | - | 4.61 | 118,965 |
| Airlines by Country | 0 | - | 4.52 | 135,012 |
| Countries of South America | 0 | - | 5.00 | 918,923 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,698 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,785 |
| "Land" Countries | 0 | - | 4.98 | 334,290 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,748 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,900 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,279 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,092 |
| Europe Map Quiz | 0 | - | 5.00 | 4,743,289 |
| All Country Flags of the World | 0 | - | 5.00 | 3,624,801 |
| Foods of the World by Description | 0 | - | 4.18 | 45,969 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,830 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,997 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,134 |
| Biblical Geography | 0 | - | 4.40 | 67,066 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,252 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,803 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,129 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,638 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,137 |
| Countries with Megacities | 0 | - | 4.99 | 248,646 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,996 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,468 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,377 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,417 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,476 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,413 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,172 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,055 |
| Cities by Famous Street | 0 | - | 3.96 | 48,275 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,094 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,362 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,274 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,481 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,993 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,969 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,201 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,050 |
| Countries by Capital City | 0 | - | 5.00 | 67,335 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,655 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,191 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,497 |
