| Countries of the World Quiz | 0 | - | 5.00 | 47,677,647 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,603 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,106 |
| Top World Languages | 0 | - | 4.92 | 826,163 |
| Places in their Native Language #1 | 0 | - | 4.85 | 242,768 |
| Busiest Airports in Europe | 0 | - | 4.91 | 146,697 |
| World's Busiest Airports | 0 | - | 4.96 | 235,731 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 136,350 |
| Countries with the Most Airports | 0 | - | 4.96 | 99,710 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,199 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 122,408 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 215,888 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,479 |
| Airline Logos | 0 | - | 4.45 | 141,138 |
| Boundary Waters | 0 | - | 4.92 | 88,639 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,310 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,411 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,727 |
| World Currency Quiz | 0 | - | 4.92 | 305,064 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,948 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,458 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,405 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,972 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,704 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,920 |
| Landlocked Countries | 0 | - | 4.99 | 423,182 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,337 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,748 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,777 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,597 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,614 |
| Cities by Airports | 0 | - | 4.47 | 103,298 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,790 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,643 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,077 |
| Himalayan Countries | 0 | - | 4.94 | 139,255 |
| Andean Countries | 0 | - | 4.93 | 84,908 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,129 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,275 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,702 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,021 |
| Danube Countries | 0 | - | 4.97 | 72,149 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,212 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,558 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,565 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,077 |
| European Landlocked Countries | 0 | - | 4.99 | 147,296 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,861 |
| Countries with the Most Species | 0 | - | 4.99 | 103,357 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,993 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,652 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,773 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,632 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,381 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,802 |
| Countries in the Alps | 0 | - | 4.87 | 118,388 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,191 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,824 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,317 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,765 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,732 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,649 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,052 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,835 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,617 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,253 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,975 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,728 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,600 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,338 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,581 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,649 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,203 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,420 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,871 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,268 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,572 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,469 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,324 |
| Largest Countries By Category | 0 | - | 4.97 | 158,428 |
| Countries by Countries | 0 | - | 4.96 | 63,372 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,329 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,811 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,787,154 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 56,028 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,824 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,900 |
| Demonyms Quiz | 0 | - | 4.15 | 185,387 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,546 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,339 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,387 |
| Longest International Borders | 0 | - | 4.99 | 265,413 |
| Countries with Three Borders | 0 | - | 4.96 | 36,667 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,199 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,316 |
| Demonym of Every Country | 0 | - | 4.90 | 60,977 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,350 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,661 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,602 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,893 |
| Island Countries | 0 | - | 4.99 | 711,486 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,051,411 |
| Northernmost Countries | 0 | - | 4.99 | 362,581 |
| Countries of South America | 0 | - | 5.00 | 929,038 |
| Countries of Oceania | 0 | - | 5.00 | 1,059,006 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,881,073 |
| "Land" Countries | 0 | - | 4.98 | 337,678 |
| Airports Named for People #1 | 0 | - | 4.44 | 56,044 |
| World's Biggest Airlines | 0 | - | 4.42 | 125,743 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,616 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,263 |
| Countries with Megacities | 0 | - | 4.99 | 265,428 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,089 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,666 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,327 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,732 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,161 |
| Cities by Famous Street | 0 | - | 3.96 | 48,359 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,164 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,807 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,771 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,697 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,878 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,761 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,595 |
| Countries by Capital City | 0 | - | 5.00 | 68,876 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,520 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,955 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,535 |
| Moved Capital Cities | 0 | - | 4.96 | 74,446 |
| Countries by Official Language | 0 | - | 4.95 | 195,501 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,722 |
| Countries in their Native Language | 0 | - | 4.99 | 199,283 |
| Independence from Whom | 0 | - | 4.99 | 212,373 |
| Subdivisions by Country | 0 | - | 4.87 | 50,493 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,944 |
| Megadiverse Countries | 0 | - | 4.96 | 135,105 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,308 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,425 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,305 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,144 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,290 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,667 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,639 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,427 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,715 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,187 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,949 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,967 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,283 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,021 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,444 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,557 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,386,725 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,591 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,468 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,343 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,427 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,139 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,637 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 111,036 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,144 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,412 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,505 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,665 |
| Widest Countries East to West | 0 | - | 4.92 | 129,766 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,483 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,678 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,396 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,857 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,722 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,989 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,422 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,825 |
| Countries with Double Letters | 0 | - | 4.96 | 96,514 |
| Countries that End in N | 0 | - | 4.95 | 171,419 |
| Countries with Five Letters | 0 | - | 4.96 | 282,971 |
| Countries with Six Letters | 0 | - | 4.94 | 213,844 |
| Countries with W | 0 | - | 4.96 | 160,539 |
| Countries with Z | 0 | - | 4.98 | 291,767 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,891 |
| Countries That End in U | 0 | - | 4.95 | 120,964 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,665 |
| Countries that End in O | 0 | - | 4.92 | 159,611 |
| Countries that End in R | 0 | - | 4.87 | 119,038 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,797 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,343 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,844 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,593 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,506 |
| Countries That End in Y | 0 | - | 4.91 | 185,952 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,082 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,004 |
| Countries that End in I | 0 | - | 4.94 | 135,175 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,267 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,890 |
| Countries That End in NIA | 0 | - | 4.92 | 109,863 |
| Countries That End in BIA | 0 | - | 4.93 | 149,325 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,240 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,542 |
