| Countries of the World Quiz | 0 | - | 5.00 | 47,483,319 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,382 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,441 |
| Top World Languages | 0 | - | 4.92 | 822,616 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,996 |
| Busiest Airports in Europe | 0 | - | 4.91 | 146,266 |
| World's Busiest Airports | 0 | - | 4.96 | 233,886 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,895 |
| Countries with the Most Airports | 0 | - | 4.96 | 98,925 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,569 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 121,443 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 215,109 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,374 |
| Airline Logos | 0 | - | 4.45 | 140,800 |
| Boundary Waters | 0 | - | 4.92 | 88,484 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,133 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,442 |
| World Currency Quiz | 0 | - | 4.92 | 303,280 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,925 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,993 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,148 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,786 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,339 |
| Busiest Airports in the United States | 0 | - | 4.55 | 135,605 |
| Landlocked Countries | 0 | - | 4.99 | 420,813 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,116 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,408 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,626 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,212 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,224 |
| Cities by Airports | 0 | - | 4.49 | 88,743 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,592 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,824 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,887 |
| Himalayan Countries | 0 | - | 4.95 | 138,208 |
| Andean Countries | 0 | - | 4.95 | 84,328 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,553 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,435 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,179 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,604 |
| Danube Countries | 0 | - | 4.97 | 71,864 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,838 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,267 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,036 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,499 |
| European Landlocked Countries | 0 | - | 4.99 | 147,005 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,417 |
| Countries with the Most Species | 0 | - | 4.99 | 103,125 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,568 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,523 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,459 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,136 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,530 |
| Countries in the Alps | 0 | - | 4.87 | 118,006 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,078 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,986 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,786 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,561 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,476 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,348 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,850 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,500 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,365 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,097 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,723 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,574 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,432 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,094 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,369 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,392 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,608 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,193 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,715 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,860 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,340 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,753 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,127 |
| Largest Countries By Category | 0 | - | 4.97 | 157,977 |
| Countries by Countries | 0 | - | 4.96 | 63,051 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,543 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,769,641 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,929 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,593 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,815 |
| Demonyms Quiz | 0 | - | 4.15 | 185,223 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,450 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,662 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,210 |
| Longest International Borders | 0 | - | 4.99 | 264,979 |
| Countries with Three Borders | 0 | - | 4.96 | 36,545 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,031 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,143 |
| Demonym of Every Country | 0 | - | 4.91 | 60,316 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,317 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,526 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,172 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,137 |
| Island Countries | 0 | - | 4.99 | 710,551 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,269 |
| Northernmost Countries | 0 | - | 4.99 | 361,374 |
| Countries of South America | 0 | - | 5.00 | 925,480 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,565 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,846 |
| "Land" Countries | 0 | - | 4.98 | 336,841 |
| Airports Named for People #1 | 0 | - | 4.44 | 55,920 |
| World's Biggest Airlines | 0 | - | 4.42 | 125,242 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,403 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,569 |
| Countries with Megacities | 0 | - | 4.99 | 263,664 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,406 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,298 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,680 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,336 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,124 |
| Cities by Famous Street | 0 | - | 3.96 | 48,325 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,136 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,194 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,294 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,439 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,538 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,275 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,066 |
| Countries by Capital City | 0 | - | 5.00 | 68,340 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,202 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,675 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,235 |
| Moved Capital Cities | 0 | - | 4.96 | 74,233 |
| Countries by Official Language | 0 | - | 4.95 | 194,999 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,031 |
| Countries in their Native Language | 0 | - | 4.99 | 198,507 |
| Independence from Whom | 0 | - | 4.99 | 211,784 |
| Subdivisions by Country | 0 | - | 4.86 | 50,378 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,114 |
| Megadiverse Countries | 0 | - | 4.96 | 134,908 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,857 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,280 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,860 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,067 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,953 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,502 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,269 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,956 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,582 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,047 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,406 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,803 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,117 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,891 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,261 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,428 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,502 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,798 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,224 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,841 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,129 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,851 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,852 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,757 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,892 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,196 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,370 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,468 |
| Widest Countries East to West | 0 | - | 4.92 | 129,536 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,420 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,218 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,074 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,658 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,443 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,726 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,325 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,772 |
| Countries with Double Letters | 0 | - | 4.97 | 95,794 |
| Countries that End in N | 0 | - | 4.95 | 170,739 |
| Countries with Five Letters | 0 | - | 4.96 | 281,806 |
| Countries with Six Letters | 0 | - | 4.94 | 213,152 |
| Countries with W | 0 | - | 4.97 | 160,040 |
| Countries with Z | 0 | - | 4.98 | 290,996 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,380 |
| Countries That End in U | 0 | - | 4.95 | 120,677 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,173 |
| Countries that End in O | 0 | - | 4.92 | 159,396 |
| Countries that End in R | 0 | - | 4.87 | 118,867 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,637 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,776 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,439 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,296 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,964 |
| Countries That End in Y | 0 | - | 4.91 | 185,787 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,636 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,680 |
| Countries that End in I | 0 | - | 4.94 | 134,998 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,815 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,720 |
| Countries That End in NIA | 0 | - | 4.92 | 109,665 |
| Countries That End in BIA | 0 | - | 4.93 | 149,048 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,937 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,268 |
