| Busiest Airports in Europe | 0 | - | 4.91 | 145,657 |
| World's Busiest Airports | 0 | - | 4.96 | 228,418 |
| Countries with the Most Airports | 0 | - | 4.96 | 98,042 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 214,107 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,159,808 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,922 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,748 |
| Top World Languages | 0 | - | 4.92 | 817,243 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,193 |
| Places in their Native Language #1 | 0 | - | 4.84 | 240,174 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,304 |
| Cities by Airports | 0 | - | 4.49 | 88,505 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,140 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,592 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 120,075 |
| Airports Named for People #1 | 0 | - | 4.46 | 55,803 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,279 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,499 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,971 |
| World Currency Quiz | 0 | - | 4.92 | 300,505 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,165 |
| Airport Codes Quiz #2 | 0 | - | 4.39 | 96,646 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,338 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,892 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,633 |
| Orthodox Countries | 0 | - | 4.92 | 130,921 |
| Battle to Country | 0 | - | 4.91 | 52,903 |
| Monarchies of Europe | 0 | - | 4.90 | 97,693 |
| Monarchies of Asia | 0 | - | 4.97 | 70,827 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,625 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,827 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,086 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,881 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,608 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,958 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,499 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,763 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,074 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,305 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,102 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,938 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,908 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,064 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,761 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,424 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,457 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,629 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,482 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,682 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,849 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 688,412 |
| Boundary Waters | 0 | - | 4.92 | 88,225 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,966 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,649 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,350 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,455 |
| Landlocked Countries | 0 | - | 4.99 | 416,601 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,471 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,876 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,517 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,782 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,410 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,791 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,378 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,366 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,341 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,278 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,527 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,348 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,435 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,399 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,256 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,903 |
| Himalayan Countries | 0 | - | 4.95 | 136,480 |
| Andean Countries | 0 | - | 4.95 | 83,479 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,738 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,983 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,414 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,018 |
| Countries in World War I | 0 | - | 4.88 | 227,405 |
| Danube Countries | 0 | - | 4.97 | 71,425 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,203 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,845 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,144 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,108 |
| European Landlocked Countries | 0 | - | 4.99 | 146,127 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,755 |
| Countries with the Most Species | 0 | - | 4.99 | 101,436 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,257 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,894 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,507 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,156 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,806 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,184 |
| Countries in the Alps | 0 | - | 4.86 | 117,314 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 81,933 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,896 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,883 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,250 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,737 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,814 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,251 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,977 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,991 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,801 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,327 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,361 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,203 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,724 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,989 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,001 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,705 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,889 |
| Countries with the Most Cathedrals | 0 | - | 4.50 | 43,524 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,239 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,979 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,559 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,824 |
| Hindu Countries | 0 | - | 4.86 | 49,817 |
| Largest Countries By Category | 0 | - | 4.97 | 157,250 |
| Countries by Countries | 0 | - | 4.96 | 62,591 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,868 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,078 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,080 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,319 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,252 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,635 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,381 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,053 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,631 |
| Demonyms Quiz | 0 | - | 4.15 | 184,990 |
| World's Biggest Airlines | 0 | - | 4.42 | 124,452 |
| Airline Logos | 0 | - | 4.45 | 140,283 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,233 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,842 |
| Longest International Borders | 0 | - | 4.99 | 264,294 |
| Countries with Three Borders | 0 | - | 4.96 | 36,344 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,777 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,871 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,157 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,217 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,080 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,689 |
| Demonym of Every Country | 0 | - | 4.91 | 58,909 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,808 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,722 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,807 |
| Island Countries | 0 | - | 4.99 | 708,793 |
| Catholic Countries | 0 | - | 4.78 | 214,089 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,335 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,284 |
| Northernmost Countries | 0 | - | 4.99 | 359,349 |
| Companies by Country | 0 | - | 4.61 | 119,005 |
| Airlines by Country | 0 | - | 4.52 | 135,053 |
| Countries of South America | 0 | - | 5.00 | 919,617 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,589 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,604 |
| "Land" Countries | 0 | - | 4.98 | 334,585 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,785 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,942 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,342 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,131 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,683 |
| All Country Flags of the World | 0 | - | 5.00 | 3,629,620 |
| Foods of the World by Description | 0 | - | 4.18 | 45,977 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,848 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,011 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,154 |
| Biblical Geography | 0 | - | 4.40 | 67,078 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,262 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,856 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,864 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,830 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,261 |
| Countries with Megacities | 0 | - | 4.99 | 248,911 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,538 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,473 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,491 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,504 |
| Biggest Cities in the World | 0 | - | 4.91 | 793,968 |
| Biggest World Cities A-Z | 0 | - | 4.62 | 222,280 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,061 |
| Cities by Famous Street | 0 | - | 3.96 | 48,283 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,095 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,455 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,294 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,583 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,046 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,046 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,306 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,158 |
| Countries by Capital City | 0 | - | 5.00 | 67,465 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,736 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,239 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,702 |
