| Countries of the World Quiz | 0 | - | 5.00 | 47,955,564 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,873 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,251 |
| Top World Languages | 0 | - | 4.92 | 831,044 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,577 |
| Busiest Airports in Europe | 0 | - | 4.91 | 147,193 |
| World's Busiest Airports | 0 | - | 4.96 | 237,869 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 137,000 |
| Countries with the Most Airports | 0 | - | 4.96 | 100,427 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 127,060 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 123,589 |
| Airport Codes Quiz #1 | 0 | - | 4.82 | 217,117 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,615 |
| Airline Logos | 0 | - | 4.45 | 141,544 |
| Boundary Waters | 0 | - | 4.92 | 88,826 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,453 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,814 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,114 |
| World Currency Quiz | 0 | - | 4.92 | 307,432 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,983 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,791 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,538 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 62,194 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,055 |
| Busiest Airports in the United States | 0 | - | 4.54 | 136,245 |
| Landlocked Countries | 0 | - | 4.99 | 427,088 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,616 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,215 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,979 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,134 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,169 |
| Cities by Airports | 0 | - | 4.48 | 104,140 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,991 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,545 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,844 |
| Himalayan Countries | 0 | - | 4.93 | 140,754 |
| Andean Countries | 0 | - | 4.94 | 85,760 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,886 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,441 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,441 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,665 |
| Danube Countries | 0 | - | 4.97 | 72,524 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,768 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,958 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,402 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,877 |
| European Landlocked Countries | 0 | - | 4.99 | 147,720 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,511 |
| Countries with the Most Species | 0 | - | 4.99 | 103,635 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,611 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,806 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,945 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,910 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,666 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,119 |
| Countries in the Alps | 0 | - | 4.87 | 118,942 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,344 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,942 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,087 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,154 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,105 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,372 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,565 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,981 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,503 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,301 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,946 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,818 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,660 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,907 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,010 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,110 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,714 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,324 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,819 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,218 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,448 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,602 |
| Largest Countries By Category | 0 | - | 4.97 | 159,058 |
| Countries by Countries | 0 | - | 4.97 | 63,792 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,442 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,208 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,811,217 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,125 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,562 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,021 |
| Demonyms Quiz | 0 | - | 4.15 | 185,594 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,653 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,358 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,640 |
| Longest International Borders | 0 | - | 4.99 | 265,968 |
| Countries with Three Borders | 0 | - | 4.96 | 36,822 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,418 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,556 |
| Demonym of Every Country | 0 | - | 4.90 | 61,616 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,404 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,437 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,854 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,998 |
| Island Countries | 0 | - | 4.99 | 712,938 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,964 |
| Northernmost Countries | 0 | - | 4.99 | 364,512 |
| Countries of South America | 0 | - | 5.00 | 934,017 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,152 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,425 |
| "Land" Countries | 0 | - | 4.98 | 338,919 |
| Airports Named for People #1 | 0 | - | 4.44 | 56,143 |
| World's Biggest Airlines | 0 | - | 4.42 | 126,366 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,769 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,455 |
| Countries with Megacities | 0 | - | 4.99 | 267,750 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,107 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,312 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,438 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,414 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,188 |
| Cities by Famous Street | 0 | - | 3.96 | 48,389 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,191 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,484 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,532 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,075 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,323 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,408 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,346 |
| Countries by Capital City | 0 | - | 5.00 | 69,584 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,113 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,336 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,933 |
| Moved Capital Cities | 0 | - | 4.96 | 74,720 |
| Countries by Official Language | 0 | - | 4.95 | 196,181 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,893 |
| Countries in their Native Language | 0 | - | 4.99 | 199,925 |
| Independence from Whom | 0 | - | 4.99 | 213,365 |
| Subdivisions by Country | 0 | - | 4.87 | 50,661 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,630 |
| Megadiverse Countries | 0 | - | 4.96 | 148,473 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,108 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,570 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,791 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,253 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,444 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,914 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,262 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,618 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,153 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,283 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,731 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,472 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,495 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,211 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,626 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,952 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,542 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,679 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,789 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,475 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,214 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,685 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,875 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,535 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,645 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,838 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,757 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,921 |
| Widest Countries East to West | 0 | - | 4.92 | 130,827 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,626 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,378 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,553 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,147 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,089 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,596 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,529 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,920 |
| Countries with Double Letters | 0 | - | 4.96 | 97,564 |
| Countries that End in N | 0 | - | 4.95 | 172,584 |
| Countries with Five Letters | 0 | - | 4.96 | 284,567 |
| Countries with Six Letters | 0 | - | 4.94 | 214,899 |
| Countries with W | 0 | - | 4.96 | 161,279 |
| Countries with Z | 0 | - | 4.98 | 292,941 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,639 |
| Countries That End in U | 0 | - | 4.95 | 121,370 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,386 |
| Countries that End in O | 0 | - | 4.92 | 160,352 |
| Countries that End in R | 0 | - | 4.87 | 119,269 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,052 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,107 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 184,860 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,153 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,665 |
| Countries That End in Y | 0 | - | 4.91 | 186,161 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,183 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,396 |
| Countries that End in I | 0 | - | 4.94 | 135,411 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,200 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,137 |
| Countries That End in NIA | 0 | - | 4.92 | 110,145 |
| Countries That End in BIA | 0 | - | 4.93 | 149,719 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,913 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,886 |
