| Countries of the World Quiz | 0 | - | 5.00 | 47,972,782 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,888 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,384 |
| Top World Languages | 0 | - | 4.92 | 831,322 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,620 |
| Busiest Airports in Europe | 0 | - | 4.91 | 147,229 |
| World's Busiest Airports | 0 | - | 4.96 | 237,993 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 137,038 |
| Countries with the Most Airports | 0 | - | 4.96 | 100,468 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 127,095 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 123,666 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 217,192 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,623 |
| Airline Logos | 0 | - | 4.45 | 141,577 |
| Boundary Waters | 0 | - | 4.92 | 88,838 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,469 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,846 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,138 |
| World Currency Quiz | 0 | - | 4.92 | 307,581 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,988 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,806 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,546 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,211 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,077 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,263 |
| Landlocked Countries | 0 | - | 4.99 | 427,287 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,633 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,245 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,996 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,173 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,193 |
| Cities by Airports | 0 | - | 4.48 | 104,160 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,998 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,075 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,936 |
| Himalayan Countries | 0 | - | 4.93 | 140,845 |
| Andean Countries | 0 | - | 4.94 | 85,811 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,925 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,498 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,470 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,697 |
| Danube Countries | 0 | - | 4.97 | 72,564 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,804 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,974 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,452 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,923 |
| European Landlocked Countries | 0 | - | 4.99 | 147,745 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,544 |
| Countries with the Most Species | 0 | - | 4.99 | 103,652 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,646 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,815 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,953 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,927 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,682 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,139 |
| Countries in the Alps | 0 | - | 4.87 | 118,982 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,354 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,005 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,139 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,056 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,174 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,131 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,395 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,601 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,996 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,517 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,316 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,954 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,831 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,679 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,927 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,024 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,154 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,739 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,487 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,844 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,323 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,505 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,620 |
| Largest Countries By Category | 0 | - | 4.97 | 159,100 |
| Countries by Countries | 0 | - | 4.97 | 63,813 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,451 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,236 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,757 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,132 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,584 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,027 |
| Demonyms Quiz | 0 | - | 4.15 | 185,602 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,657 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,420 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,663 |
| Longest International Borders | 0 | - | 4.99 | 266,004 |
| Countries with Three Borders | 0 | - | 4.96 | 36,832 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,429 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,572 |
| Demonym of Every Country | 0 | - | 4.90 | 61,644 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,406 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,644 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,367 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,054 |
| Island Countries | 0 | - | 4.99 | 713,029 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,217 |
| Northernmost Countries | 0 | - | 4.99 | 364,613 |
| Countries of South America | 0 | - | 5.00 | 934,336 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,594 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,190 |
| "Land" Countries | 0 | - | 4.98 | 339,010 |
| Airports Named for People #1 | 0 | - | 4.44 | 56,150 |
| World's Biggest Airlines | 0 | - | 4.42 | 126,400 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,777 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,511 |
| Countries with Megacities | 0 | - | 4.99 | 267,882 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,166 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,345 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,491 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,446 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,189 |
| Cities by Famous Street | 0 | - | 3.96 | 48,390 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,194 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,520 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,563 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,087 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,352 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,444 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,392 |
| Countries by Capital City | 0 | - | 5.00 | 69,633 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,156 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,362 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,963 |
| Moved Capital Cities | 0 | - | 4.96 | 74,737 |
| Countries by Official Language | 0 | - | 4.95 | 196,229 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,957 |
| Countries in their Native Language | 0 | - | 4.99 | 199,965 |
| Independence from Whom | 0 | - | 4.99 | 213,418 |
| Subdivisions by Country | 0 | - | 4.87 | 50,669 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,672 |
| Megadiverse Countries | 0 | - | 4.96 | 149,145 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,142 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,580 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,812 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,260 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,481 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,925 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,288 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,627 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,169 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,288 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,783 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,491 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,510 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,220 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,643 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,980 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,184 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,745 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,821 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,526 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,240 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,711 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,946 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,558 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,669 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,857 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,765 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,949 |
| Widest Countries East to West | 0 | - | 4.92 | 130,860 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,629 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,407 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,567 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,164 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,123 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,618 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,537 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,922 |
| Countries with Double Letters | 0 | - | 4.96 | 97,646 |
| Countries that End in N | 0 | - | 4.95 | 172,645 |
| Countries with Five Letters | 0 | - | 4.96 | 284,669 |
| Countries with Six Letters | 0 | - | 4.94 | 214,975 |
| Countries with W | 0 | - | 4.96 | 161,323 |
| Countries with Z | 0 | - | 4.98 | 293,021 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,687 |
| Countries That End in U | 0 | - | 4.95 | 121,396 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,440 |
| Countries that End in O | 0 | - | 4.92 | 160,373 |
| Countries that End in R | 0 | - | 4.87 | 119,283 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,063 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,166 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 186,088 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,208 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,805 |
| Countries That End in Y | 0 | - | 4.91 | 186,177 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,316 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,430 |
| Countries that End in I | 0 | - | 4.94 | 135,431 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,296 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,150 |
| Countries That End in NIA | 0 | - | 4.92 | 110,161 |
| Countries That End in BIA | 0 | - | 4.93 | 149,745 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,944 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,912 |
