| Busiest Airports in Europe | 0 | - | 4.91 | 146,450 |
| World's Busiest Airports | 0 | - | 4.96 | 234,775 |
| Countries with the Most Airports | 0 | - | 4.96 | 99,221 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 215,414 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,579,225 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,500 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,191 |
| Top World Languages | 0 | - | 4.92 | 824,164 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,749 |
| Places in their Native Language #1 | 0 | - | 4.85 | 242,263 |
| Cities by Airports | 0 | - | 4.49 | 90,244 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,098 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,878 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 121,921 |
| Airports Named for People #1 | 0 | - | 4.44 | 55,963 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,571 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,489 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,593 |
| World Currency Quiz | 0 | - | 4.92 | 304,103 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,419 |
| Airport Codes Quiz #2 | 0 | - | 4.39 | 97,231 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,948 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,241 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,748 |
| Orthodox Countries | 0 | - | 4.92 | 132,225 |
| Battle to Country | 0 | - | 4.91 | 53,501 |
| Monarchies of Europe | 0 | - | 4.90 | 98,327 |
| Monarchies of Asia | 0 | - | 4.97 | 71,205 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,004 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,185 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,990 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,577 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,120 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,203 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,878 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,488 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,845 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,575 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,314 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,369 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,733 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,282 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,768 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,791 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,393 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,360 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,298 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,225 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,109 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,937 |
| Top 100 Greatest NBA Players | 0 | - | 4.41 | 694,015 |
| Boundary Waters | 0 | - | 4.92 | 88,567 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,247 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,261 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,584 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,449 |
| Landlocked Countries | 0 | - | 4.99 | 421,925 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,335 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,386 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,409 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,979 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,936 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,961 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,451 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,703 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,014 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,408 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,415 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,667 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,269 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,969 |
| World Capitals Quiz | 0 | - | 5.00 | 5,082,978 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,415 |
| Himalayan Countries | 0 | - | 4.94 | 138,693 |
| Andean Countries | 0 | - | 4.93 | 84,593 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,789 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,798 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,413 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,798 |
| Countries in World War I | 0 | - | 4.88 | 228,435 |
| Danube Countries | 0 | - | 4.97 | 72,002 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,010 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,420 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,294 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,774 |
| European Landlocked Countries | 0 | - | 4.99 | 147,139 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,630 |
| Countries with the Most Species | 0 | - | 4.99 | 103,243 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,332 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,756 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,590 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,721 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,539 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,222 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,657 |
| Countries in the Alps | 0 | - | 4.87 | 118,198 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,126 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,092 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,027 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,639 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,594 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,505 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,945 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,669 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,487 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,176 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,841 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,650 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,521 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,219 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,464 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,517 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,895 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,306 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 46,708 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 63,734 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,067 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,913 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,088 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,225 |
| Hindu Countries | 0 | - | 4.86 | 50,290 |
| Largest Countries By Category | 0 | - | 4.97 | 158,202 |
| Countries by Countries | 0 | - | 4.96 | 63,219 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,678 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,284 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,565 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,673 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,778,303 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,018 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,189 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,890 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,704 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,859 |
| Demonyms Quiz | 0 | - | 4.15 | 185,294 |
| World's Biggest Airlines | 0 | - | 4.42 | 125,480 |
| Airline Logos | 0 | - | 4.45 | 140,981 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,498 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,989 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,285 |
| Longest International Borders | 0 | - | 4.99 | 265,195 |
| Countries with Three Borders | 0 | - | 4.96 | 36,612 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,124 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,222 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,467 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,264 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,901 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,988 |
| Demonym of Every Country | 0 | - | 4.91 | 60,698 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,541 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,356 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,488 |
| Island Countries | 0 | - | 4.99 | 711,035 |
| Catholic Countries | 0 | - | 4.79 | 215,150 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,582 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,804 |
| Northernmost Countries | 0 | - | 4.99 | 361,943 |
| Companies by Country | 0 | - | 4.61 | 119,802 |
| Airlines by Country | 0 | - | 4.52 | 135,521 |
| Countries of South America | 0 | - | 5.00 | 927,279 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,771 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,137 |
| "Land" Countries | 0 | - | 4.98 | 337,323 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,327 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,404 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,084 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,395 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,953 |
| All Country Flags of the World | 0 | - | 5.00 | 3,678,512 |
| Foods of the World by Description | 0 | - | 4.18 | 46,064 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,045 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,249 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,335 |
| Biblical Geography | 0 | - | 4.40 | 67,238 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,448 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,551 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,104 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,959 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,876 |
| Countries with Megacities | 0 | - | 4.99 | 264,518 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,730 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,461 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,985 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,535 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,885 |
| Biggest Cities in the World | 0 | - | 4.91 | 800,785 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,352 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,141 |
| Cities by Famous Street | 0 | - | 3.96 | 48,339 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,146 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,448 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,488 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,519 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,536 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,664 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,470 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,284 |
| Countries by Capital City | 0 | - | 5.00 | 68,607 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,358 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,797 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,067 |
