| Busiest Airports in Europe | 0 | - | 4.91 | 146,833 |
| World's Busiest Airports | 0 | - | 4.96 | 236,302 |
| Countries with the Most Airports | 0 | - | 4.96 | 99,903 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 216,137 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,749,965 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,682 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,681 |
| Top World Languages | 0 | - | 4.92 | 827,542 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,003 |
| Places in their Native Language #1 | 0 | - | 4.85 | 242,991 |
| Cities by Airports | 0 | - | 4.47 | 103,794 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,512 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,443 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 122,728 |
| Airports Named for People #1 | 0 | - | 4.44 | 56,074 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,306 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,848 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,838 |
| World Currency Quiz | 0 | - | 4.92 | 305,669 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,513 |
| Airport Codes Quiz #2 | 0 | - | 4.39 | 97,566 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,159 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,377 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,148 |
| Orthodox Countries | 0 | - | 4.92 | 132,582 |
| Battle to Country | 0 | - | 4.91 | 53,757 |
| Monarchies of Europe | 0 | - | 4.90 | 98,639 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,185 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,426 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,306 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,872 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,551 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,443 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,033 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,807 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,122 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,419 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,766 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,884 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,127 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,451 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,243 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,058 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,542 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,613 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,605 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,555 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,627 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,957 |
| Top 100 Greatest NBA Players | 0 | - | 4.41 | 695,885 |
| Boundary Waters | 0 | - | 4.92 | 88,689 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,345 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,505 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,728 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,785 |
| Landlocked Countries | 0 | - | 4.99 | 424,066 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,792 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 85,296 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,673 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,325 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,122 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,061 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,510 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,828 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,241 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,746 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,765 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,846 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,741 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,202 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,312 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,442 |
| Himalayan Countries | 0 | - | 4.94 | 139,614 |
| Andean Countries | 0 | - | 4.94 | 85,102 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,291 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,522 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,859 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,152 |
| Countries in World War I | 0 | - | 4.88 | 228,820 |
| Danube Countries | 0 | - | 4.97 | 72,232 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,350 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,656 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,760 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,258 |
| European Landlocked Countries | 0 | - | 4.99 | 147,406 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,012 |
| Countries with the Most Species | 0 | - | 4.99 | 103,439 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,791 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,142 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,691 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,802 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,715 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,446 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,864 |
| Countries in the Alps | 0 | - | 4.87 | 118,512 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,233 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,154 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,496 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,825 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,830 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,761 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,106 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,952 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,695 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,317 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,030 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,770 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,638 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,404 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,647 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,739 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,417 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,488 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 47,086 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,358 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,424 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,010 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,720 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,397 |
| Hindu Countries | 0 | - | 4.87 | 50,463 |
| Largest Countries By Category | 0 | - | 4.97 | 158,577 |
| Countries by Countries | 0 | - | 4.96 | 63,460 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,033 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,355 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,629 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,929 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,533 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,653 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,407 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,078 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,292 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,936 |
| Demonyms Quiz | 0 | - | 4.15 | 185,454 |
| World's Biggest Airlines | 0 | - | 4.42 | 125,888 |
| Airline Logos | 0 | - | 4.45 | 141,244 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,579 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,629 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,452 |
| Longest International Borders | 0 | - | 4.99 | 265,554 |
| Countries with Three Borders | 0 | - | 4.96 | 36,699 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,267 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,397 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,661 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,686 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,305 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,138 |
| Demonym of Every Country | 0 | - | 4.90 | 61,203 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,462 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,809 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,178 |
| Island Countries | 0 | - | 4.99 | 711,873 |
| Catholic Countries | 0 | - | 4.79 | 215,421 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,356 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,749 |
| Northernmost Countries | 0 | - | 4.99 | 363,209 |
| Companies by Country | 0 | - | 4.61 | 120,029 |
| Airlines by Country | 0 | - | 4.52 | 135,700 |
| Countries of South America | 0 | - | 5.00 | 930,259 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,615 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,075 |
| "Land" Countries | 0 | - | 4.98 | 337,948 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,543 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,617 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,431 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,483 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,556 |
| All Country Flags of the World | 0 | - | 5.00 | 3,699,261 |
| Foods of the World by Description | 0 | - | 4.18 | 46,092 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,131 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,343 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,379 |
| Biblical Geography | 0 | - | 4.40 | 67,304 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,662 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,819 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,587 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,823 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,506 |
| Countries with Megacities | 0 | - | 4.99 | 265,996 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,296 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,770 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,549 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,893 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.64 | 108,052 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,686 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,810 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,166 |
| Cities by Famous Street | 0 | - | 3.96 | 48,370 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,172 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,004 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,558 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,926 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,812 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,994 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,936 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,816 |
| Countries by Capital City | 0 | - | 5.00 | 69,096 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,668 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,063 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,143 |
