| Countries of the World Quiz | 0 | - | 5.00 | 47,381,026 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,286 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,516 |
| Top World Languages | 0 | - | 4.92 | 820,961 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,730 |
| Busiest Airports in Europe | 0 | - | 4.91 | 146,114 |
| World's Busiest Airports | 0 | - | 4.96 | 232,982 |
| UNESCO World Heritage Countries | 0 | - | 4.98 | 135,688 |
| Countries with the Most Airports | 0 | - | 4.96 | 98,675 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,272 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 121,036 |
| Airport Codes Quiz #1 | 0 | - | 4.81 | 214,821 |
| Busiest Air Routes in the World | 0 | - | 4.54 | 38,322 |
| Airline Logos | 0 | - | 4.45 | 140,622 |
| Boundary Waters | 0 | - | 4.92 | 88,413 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,117 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,987 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,293 |
| World Currency Quiz | 0 | - | 4.91 | 302,369 |
| Tourist Route of Europe | 0 | - | 4.24 | 42,916 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,894 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,101 |
| Largest Countries with Little Tourism | 0 | - | 4.70 | 61,700 |
| Places in their Native Language #2 | 0 | - | 4.79 | 134,119 |
| Busiest Airports in the United States | 0 | - | 4.54 | 135,495 |
| Landlocked Countries | 0 | - | 4.99 | 419,559 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,023 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,247 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,531 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,791 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,015 |
| Cities by Airports | 0 | - | 4.49 | 88,680 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,532 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,538 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,253 |
| Himalayan Countries | 0 | - | 4.95 | 137,700 |
| Andean Countries | 0 | - | 4.95 | 84,070 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,310 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,826 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,937 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,429 |
| Danube Countries | 0 | - | 4.97 | 71,728 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,648 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,121 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,763 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,839 |
| European Landlocked Countries | 0 | - | 4.99 | 146,847 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,213 |
| Countries with the Most Species | 0 | - | 4.99 | 102,988 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,373 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,452 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,611 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,354 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,029 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,421 |
| Countries in the Alps | 0 | - | 4.87 | 117,792 |
| Countries with the Most Tourists Per Capita | 0 | - | 4.28 | 82,042 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,204 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,500 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,458 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,136 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,171 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,762 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,354 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,250 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,012 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,612 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,516 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,365 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,976 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,243 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,265 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,309 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,101 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,608 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,635 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,650 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,386 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,033 |
| Largest Countries By Category | 0 | - | 4.97 | 157,757 |
| Countries by Countries | 0 | - | 4.96 | 62,913 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,175 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,393 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,881 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,882 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,450 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,767 |
| Demonyms Quiz | 0 | - | 4.15 | 185,104 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,407 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,261 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,115 |
| Longest International Borders | 0 | - | 4.99 | 264,761 |
| Countries with Three Borders | 0 | - | 4.96 | 36,483 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,949 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,065 |
| Demonym of Every Country | 0 | - | 4.91 | 59,212 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,295 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,533 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,245 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,768 |
| Island Countries | 0 | - | 4.99 | 710,029 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,759 |
| Northernmost Countries | 0 | - | 4.99 | 360,774 |
| Countries of South America | 0 | - | 5.00 | 923,821 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,328 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,587 |
| "Land" Countries | 0 | - | 4.98 | 335,947 |
| Airports Named for People #1 | 0 | - | 4.44 | 55,895 |
| World's Biggest Airlines | 0 | - | 4.42 | 124,995 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,364 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,203 |
| Countries with Megacities | 0 | - | 4.99 | 262,067 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,055 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,090 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,354 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,130 |
| Cities by Tourist Attraction #1 | 0 | - | 3.63 | 81,101 |
| Cities by Famous Street | 0 | - | 3.96 | 48,311 |
| Cities by Tourist Attraction #2 | 0 | - | 3.73 | 32,119 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,975 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,076 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,294 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,371 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,077 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,789 |
| Countries by Capital City | 0 | - | 5.00 | 68,056 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,065 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,547 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,044 |
| Moved Capital Cities | 0 | - | 4.96 | 74,116 |
| Countries by Official Language | 0 | - | 4.95 | 194,763 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,695 |
| Countries in their Native Language | 0 | - | 4.99 | 198,309 |
| Independence from Whom | 0 | - | 4.99 | 211,480 |
| Subdivisions by Country | 0 | - | 4.86 | 50,314 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,825 |
| Megadiverse Countries | 0 | - | 4.96 | 134,811 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,634 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,213 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,787 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,033 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,783 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,419 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,063 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,880 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,521 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,009 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,130 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,750 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,024 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,818 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,186 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,365 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,147 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,369 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,099 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,638 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,005 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,726 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,518 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,600 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,744 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,888 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,305 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,340 |
| Widest Countries East to West | 0 | - | 4.92 | 129,428 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,401 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,028 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,018 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,566 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,299 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,617 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,266 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,738 |
| Countries with Double Letters | 0 | - | 4.97 | 95,189 |
| Countries that End in N | 0 | - | 4.95 | 170,197 |
| Countries with Five Letters | 0 | - | 4.96 | 280,848 |
| Countries with Six Letters | 0 | - | 4.94 | 212,631 |
| Countries with W | 0 | - | 4.97 | 159,591 |
| Countries with Z | 0 | - | 4.98 | 290,071 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,832 |
| Countries That End in U | 0 | - | 4.95 | 120,447 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,850 |
| Countries that End in O | 0 | - | 4.92 | 159,232 |
| Countries that End in R | 0 | - | 4.87 | 118,757 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,537 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,447 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,192 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,135 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,735 |
| Countries That End in Y | 0 | - | 4.91 | 185,672 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,352 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,500 |
| Countries that End in I | 0 | - | 4.94 | 134,904 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,300 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,612 |
| Countries That End in NIA | 0 | - | 4.92 | 109,550 |
| Countries That End in BIA | 0 | - | 4.93 | 148,896 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,791 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,118 |
