| Countries of the World Quiz | 0 | - | 5.00 | 47,118,001 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,824 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,299 |
| Top World Languages | 0 | - | 4.92 | 816,481 |
| Places in their Native Language #1 | 0 | - | 4.84 | 240,007 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,232 |
| Busiest Airports in Europe | 0 | - | 4.91 | 145,411 |
| World's Busiest Airports | 0 | - | 4.95 | 222,026 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,103 |
| Boundary Waters | 0 | - | 4.92 | 88,190 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,932 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,587 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 134,853 |
| Countries with the Most Airports | 0 | - | 4.96 | 97,828 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,449 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 119,881 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 213,868 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,833 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,909 |
| World Currency Quiz | 0 | - | 4.92 | 300,112 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,526 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,917 |
| Landlocked Countries | 0 | - | 4.99 | 416,053 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,448 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,050 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,324 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,205 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,465 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,639 |
| Himalayan Countries | 0 | - | 4.95 | 136,253 |
| Andean Countries | 0 | - | 4.95 | 83,335 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,609 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,821 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,310 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,926 |
| Danube Countries | 0 | - | 4.97 | 71,335 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,118 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,792 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,023 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,976 |
| European Landlocked Countries | 0 | - | 4.99 | 146,053 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,663 |
| Countries with the Most Species | 0 | - | 4.99 | 97,941 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,809 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,303 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,479 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,116 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,763 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,134 |
| Countries in the Alps | 0 | - | 4.86 | 117,255 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,845 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,760 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,213 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,667 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,576 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,206 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,915 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,954 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,755 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,286 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,325 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,183 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,676 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,940 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,945 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,610 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,853 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,388 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,134 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,686 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,430 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,781 |
| Largest Countries By Category | 0 | - | 4.97 | 157,180 |
| Countries by Countries | 0 | - | 4.96 | 62,533 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,062 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,035 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,780 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,812 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,977 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,606 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,309 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,082 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,815 |
| Longest International Borders | 0 | - | 4.99 | 264,230 |
| Countries with Three Borders | 0 | - | 4.96 | 36,319 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,752 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,835 |
| Demonym of Every Country | 0 | - | 4.91 | 58,862 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,297 |
| World Capitals Quiz | 0 | - | 5.00 | 5,046,931 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 81,913 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,736,573 |
| Demonyms Quiz | 0 | - | 4.15 | 184,956 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,241 |
| Cities by Airports | 0 | - | 4.49 | 88,460 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,777 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,404 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,479 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,545 |
| Island Countries | 0 | - | 4.99 | 708,614 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,668 |
| Northernmost Countries | 0 | - | 4.99 | 359,079 |
| Countries of South America | 0 | - | 5.00 | 918,881 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,671 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,681 |
| "Land" Countries | 0 | - | 4.98 | 334,287 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,252 |
| Globe Grid | 0 | - | 4.32 | 31,952 |
| World Map Divided into Regions | 0 | - | 4.19 | 41,518 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,131 |
| Countries with Megacities | 0 | - | 4.99 | 248,637 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,993 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,464 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,372 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,415 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,055 |
| Cities by Famous Street | 0 | - | 3.96 | 48,275 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,094 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,359 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,478 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,991 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,967 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,196 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,044 |
| Countries by Capital City | 0 | - | 5.00 | 67,327 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,655 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,190 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,628 |
| Moved Capital Cities | 0 | - | 4.96 | 73,827 |
| Countries by Official Language | 0 | - | 4.95 | 193,798 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,295 |
| Countries in their Native Language | 0 | - | 4.99 | 197,451 |
| Independence from Whom | 0 | - | 4.99 | 210,409 |
| Subdivisions by Country | 0 | - | 4.86 | 50,172 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,223 |
| Megadiverse Countries | 0 | - | 4.96 | 134,500 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,659 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,056 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,596 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,936 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,135 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,178 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,478 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,506 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,335 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,074 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,555 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,654 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,624 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,828 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,167 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,997 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,367 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,649 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,955 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,608 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,329 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,547 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,198 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,394 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,573 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,114 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,599 |
| Widest Countries East to West | 0 | - | 4.92 | 129,095 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,308 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,577 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,769 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,921 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,922 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,307 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,982 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,657 |
| Countries with Double Letters | 0 | - | 4.96 | 93,824 |
| Countries that End in N | 0 | - | 4.94 | 157,256 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,219 |
| Countries with Six Letters | 0 | - | 4.93 | 210,852 |
| Countries with W | 0 | - | 4.97 | 158,513 |
| Countries with Z | 0 | - | 4.98 | 288,408 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,860 |
| Countries That End in U | 0 | - | 4.95 | 119,667 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,008 |
| Countries that End in O | 0 | - | 4.92 | 158,698 |
| Countries that End in R | 0 | - | 4.87 | 118,416 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,969 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,574 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,641 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,726 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,297 |
| Countries That End in Y | 0 | - | 4.90 | 185,326 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,740 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,001 |
| Countries that End in I | 0 | - | 4.94 | 134,597 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,603 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,364 |
| Countries That End in NIA | 0 | - | 4.92 | 109,225 |
| Countries That End in BIA | 0 | - | 4.93 | 148,460 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,349 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,707 |
| Countries That End in RIA | 0 | - | 4.93 | 126,261 |
