| Countries of the World Quiz | 0 | - | 5.00 | 47,884,545 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,804 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,732 |
| Top World Languages | 0 | - | 4.92 | 829,846 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,366 |
| Busiest Airports in Europe | 0 | - | 4.91 | 147,047 |
| World's Busiest Airports | 0 | - | 4.96 | 237,336 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,574 |
| Boundary Waters | 0 | - | 4.92 | 88,768 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,412 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,705 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,815 |
| Countries with the Most Airports | 0 | - | 4.96 | 100,205 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,826 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 123,274 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 216,577 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,972 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,022 |
| World Currency Quiz | 0 | - | 4.92 | 306,795 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,701 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,505 |
| Landlocked Countries | 0 | - | 4.99 | 425,939 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,136 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,954 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,151 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,931 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,990 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,016 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,309 |
| Himalayan Countries | 0 | - | 4.93 | 140,278 |
| Andean Countries | 0 | - | 4.94 | 85,486 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,630 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,026 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,197 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,452 |
| Danube Countries | 0 | - | 4.97 | 72,404 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,604 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,850 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,143 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,629 |
| European Landlocked Countries | 0 | - | 4.99 | 147,614 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,315 |
| Countries with the Most Species | 0 | - | 4.99 | 103,571 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,427 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,777 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,889 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,842 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,583 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,025 |
| Countries in the Alps | 0 | - | 4.87 | 118,786 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,646 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,880 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,969 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,032 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,968 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,266 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,417 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,872 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,429 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,184 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,881 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,749 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,565 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,805 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,899 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,870 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,621 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 72,683 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,681 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,749 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,171 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,510 |
| Largest Countries By Category | 0 | - | 4.97 | 158,878 |
| Countries by Countries | 0 | - | 4.96 | 63,648 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,401 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,110 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,540 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,094 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,460 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,988 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,618 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,104 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,577 |
| Longest International Borders | 0 | - | 4.99 | 265,818 |
| Countries with Three Borders | 0 | - | 4.96 | 36,775 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,353 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,496 |
| Demonym of Every Country | 0 | - | 4.90 | 61,487 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,942 |
| World Capitals Quiz | 0 | - | 5.00 | 5,106,487 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,313 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,804,862 |
| Demonyms Quiz | 0 | - | 4.15 | 185,540 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,394 |
| Cities by Airports | 0 | - | 4.47 | 104,042 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,107 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,456 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,678 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,713 |
| Island Countries | 0 | - | 4.99 | 712,598 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,824 |
| Northernmost Countries | 0 | - | 4.99 | 364,045 |
| Countries of South America | 0 | - | 5.00 | 932,778 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,472 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,889,529 |
| "Land" Countries | 0 | - | 4.98 | 338,405 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,733 |
| Globe Grid | 0 | - | 4.32 | 32,038 |
| World Map Divided into Regions | 0 | - | 4.19 | 42,169 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,175 |
| Countries with Megacities | 0 | - | 4.99 | 267,151 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,866 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,137 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,176 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,251 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,185 |
| Cities by Famous Street | 0 | - | 3.96 | 48,382 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,182 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,315 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,363 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,976 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,209 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,236 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,154 |
| Countries by Capital City | 0 | - | 5.00 | 69,405 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,861 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,237 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,818 |
| Moved Capital Cities | 0 | - | 4.96 | 74,653 |
| Countries by Official Language | 0 | - | 4.95 | 196,011 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,653 |
| Countries in their Native Language | 0 | - | 4.99 | 199,750 |
| Independence from Whom | 0 | - | 4.99 | 213,081 |
| Subdivisions by Country | 0 | - | 4.87 | 50,619 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,456 |
| Megadiverse Countries | 0 | - | 4.96 | 135,285 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,955 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,545 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,681 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,232 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,192 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,858 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,122 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,571 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,058 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,258 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,549 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,382 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,448 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,150 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,586 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,865 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,857 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,380 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,719 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,272 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,094 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,570 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,597 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,443 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,545 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,739 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,697 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,735 |
| Widest Countries East to West | 0 | - | 4.92 | 130,466 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,601 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,271 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,522 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,070 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,983 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,493 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,504 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,892 |
| Countries with Double Letters | 0 | - | 4.96 | 97,095 |
| Countries that End in N | 0 | - | 4.95 | 171,965 |
| Countries with Five Letters | 0 | - | 4.96 | 283,794 |
| Countries with Six Letters | 0 | - | 4.94 | 214,502 |
| Countries with W | 0 | - | 4.96 | 160,959 |
| Countries with Z | 0 | - | 4.98 | 292,474 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,295 |
| Countries That End in U | 0 | - | 4.95 | 121,198 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,122 |
| Countries that End in O | 0 | - | 4.92 | 160,221 |
| Countries that End in R | 0 | - | 4.87 | 119,189 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,944 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,862 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,163 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,841 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,769 |
| Countries That End in Y | 0 | - | 4.91 | 186,095 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,475 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,283 |
| Countries that End in I | 0 | - | 4.94 | 135,322 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,638 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,062 |
| Countries That End in NIA | 0 | - | 4.92 | 110,064 |
| Countries That End in BIA | 0 | - | 4.93 | 149,581 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,556 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,780 |
| Countries That End in RIA | 0 | - | 4.93 | 127,061 |
