| Countries of the World Quiz | 0 | - | 5.00 | 47,921,630 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,844 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,012 |
| Top World Languages | 0 | - | 4.92 | 830,515 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,485 |
| Busiest Airports in Europe | 0 | - | 4.91 | 147,122 |
| World's Busiest Airports | 0 | - | 4.96 | 237,627 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,598 |
| Boundary Waters | 0 | - | 4.92 | 88,800 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,430 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,763 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,916 |
| Countries with the Most Airports | 0 | - | 4.96 | 100,325 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,955 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 123,430 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 216,981 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,981 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,072 |
| World Currency Quiz | 0 | - | 4.92 | 307,131 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,747 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,519 |
| Landlocked Countries | 0 | - | 4.99 | 426,579 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,161 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,016 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,198 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,954 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,065 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,095 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,565 |
| Himalayan Countries | 0 | - | 4.93 | 140,500 |
| Andean Countries | 0 | - | 4.94 | 85,625 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,761 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,231 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,322 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,555 |
| Danube Countries | 0 | - | 4.97 | 72,472 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,685 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,903 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,271 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,741 |
| European Landlocked Countries | 0 | - | 4.99 | 147,671 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,404 |
| Countries with the Most Species | 0 | - | 4.99 | 103,607 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,514 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,791 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,914 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,877 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,621 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,076 |
| Countries in the Alps | 0 | - | 4.87 | 118,858 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,797 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,000 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,012 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,094 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,042 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,473 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,925 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,467 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,241 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,916 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,786 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,616 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,851 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,953 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,000 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,661 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,621 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,754 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,964 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,313 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,555 |
| Largest Countries By Category | 0 | - | 4.97 | 158,954 |
| Countries by Countries | 0 | - | 4.97 | 63,714 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,426 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,155 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,582 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,152 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,524 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,012 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,632 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,245 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,604 |
| Longest International Borders | 0 | - | 4.99 | 265,894 |
| Countries with Three Borders | 0 | - | 4.96 | 36,803 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,386 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,524 |
| Demonym of Every Country | 0 | - | 4.90 | 61,550 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,968 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,701 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,324 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,961 |
| Demonyms Quiz | 0 | - | 4.15 | 185,569 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,400 |
| Cities by Airports | 0 | - | 4.48 | 104,096 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,118 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,982 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,827 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,861 |
| Island Countries | 0 | - | 4.99 | 712,764 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,400 |
| Northernmost Countries | 0 | - | 4.99 | 364,297 |
| Countries of South America | 0 | - | 5.00 | 933,425 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,424 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,039 |
| "Land" Countries | 0 | - | 4.98 | 338,559 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,751 |
| Globe Grid | 0 | - | 4.32 | 32,040 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,188 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,324 |
| Countries with Megacities | 0 | - | 4.99 | 267,477 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,988 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,233 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,319 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,334 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,187 |
| Cities by Famous Street | 0 | - | 3.96 | 48,382 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,189 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,405 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,456 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,023 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,271 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,323 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,242 |
| Countries by Capital City | 0 | - | 5.00 | 69,506 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,933 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,282 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,880 |
| Moved Capital Cities | 0 | - | 4.96 | 74,692 |
| Countries by Official Language | 0 | - | 4.95 | 196,122 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,785 |
| Countries in their Native Language | 0 | - | 4.99 | 199,845 |
| Independence from Whom | 0 | - | 4.99 | 213,227 |
| Subdivisions by Country | 0 | - | 4.87 | 50,642 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,560 |
| Megadiverse Countries | 0 | - | 4.96 | 145,282 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,036 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,556 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,750 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,238 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,351 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,891 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,183 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,594 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,122 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,275 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,642 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,433 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,465 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,177 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,602 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,915 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,317 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,536 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,758 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,383 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,159 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,623 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,737 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,485 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,606 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,790 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,728 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,851 |
| Widest Countries East to West | 0 | - | 4.92 | 130,778 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,616 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,309 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,536 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,098 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,040 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,536 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,517 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,909 |
| Countries with Double Letters | 0 | - | 4.96 | 97,236 |
| Countries that End in N | 0 | - | 4.95 | 172,333 |
| Countries with Five Letters | 0 | - | 4.96 | 284,208 |
| Countries with Six Letters | 0 | - | 4.94 | 214,648 |
| Countries with W | 0 | - | 4.96 | 161,059 |
| Countries with Z | 0 | - | 4.98 | 292,630 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,404 |
| Countries That End in U | 0 | - | 4.95 | 121,254 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,210 |
| Countries that End in O | 0 | - | 4.92 | 160,270 |
| Countries that End in R | 0 | - | 4.87 | 119,217 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,979 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,969 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 172,288 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,893 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,858 |
| Countries That End in Y | 0 | - | 4.91 | 186,115 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,568 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,329 |
| Countries that End in I | 0 | - | 4.94 | 135,363 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,715 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,092 |
| Countries That End in NIA | 0 | - | 4.92 | 110,098 |
| Countries That End in BIA | 0 | - | 4.93 | 149,645 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,818 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,814 |
| Countries That End in RIA | 0 | - | 4.93 | 127,092 |
