| Countries with the Most Christians | 0 | - | 4.92 | 143,562 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,480 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,739 |
| Orthodox Countries | 0 | - | 4.92 | 132,218 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,983 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,424 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,164 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,573,299 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 101,002 |
| Buddhist Countries | 0 | - | 4.96 | 144,572 |
| Landlocked Countries | 0 | - | 4.99 | 421,848 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,777,863 |
| Countries with the Most Cathedrals | 0 | - | 4.48 | 46,699 |
| Battle to Country | 0 | - | 4.91 | 53,494 |
| Monarchies of Europe | 0 | - | 4.90 | 98,323 |
| Monarchies of Asia | 0 | - | 4.97 | 71,199 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,995 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,625 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,486 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,469 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,126 |
| Island Countries | 0 | - | 4.99 | 711,001 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,385 |
| Himalayan Countries | 0 | - | 4.95 | 138,657 |
| Andean Countries | 0 | - | 4.93 | 84,576 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,770 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,773 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,398 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,786 |
| Danube Countries | 0 | - | 4.97 | 71,996 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,999 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,414 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,756 |
| European Landlocked Countries | 0 | - | 4.99 | 147,132 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,621 |
| Countries with the Most Species | 0 | - | 4.99 | 103,233 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,743 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,582 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,717 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,534 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,216 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,646 |
| Countries in the Alps | 0 | - | 4.87 | 118,189 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,034 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,009 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,634 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,588 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,496 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,939 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,661 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,477 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,174 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,830 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,645 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,517 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,215 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,457 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,505 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,869 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,297 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,605 |
| Catholic Countries | 0 | - | 4.79 | 215,143 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,055 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,876 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,064 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,216 |
| Largest Countries By Category | 0 | - | 4.97 | 158,194 |
| Countries by Countries | 0 | - | 4.96 | 63,208 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,355 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,669 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,280 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,670 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,714 |
| Northernmost Countries | 0 | - | 4.99 | 361,906 |
| Countries of South America | 0 | - | 5.00 | 927,213 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,652 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,883 |
| "Land" Countries | 0 | - | 4.98 | 337,301 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,745 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,747 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,779 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,350 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,353 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,276 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,212 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,079 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,987 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,924 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,848 |
| Countries with Megacities | 0 | - | 4.99 | 264,474 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,711 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,456 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,973 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,518 |
| Countries by Official Language | 0 | - | 4.95 | 195,231 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,329 |
| Countries in their Native Language | 0 | - | 4.99 | 199,020 |
| Independence from Whom | 0 | - | 4.99 | 212,061 |
| Subdivisions by Country | 0 | - | 4.86 | 50,426 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,704 |
| Megadiverse Countries | 0 | - | 4.96 | 135,002 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,059 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,342 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,229 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,097 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,127 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,590 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,452 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,025 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,648 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,141 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,654 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,868 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,195 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,955 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,343 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,484 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,148 |
| World Map Quiz | 0 | - | 4.81 | 65,062 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,228 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,343 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,066 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,265 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,987 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,161 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,879 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,000 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,287 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,434 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,562 |
| Widest Countries East to West | 0 | - | 4.92 | 129,629 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,449 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,363 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,117 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,761 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,587 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,856 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,370 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,796 |
| Countries with Double Letters | 0 | - | 4.96 | 96,207 |
| Countries that End in N | 0 | - | 4.95 | 171,082 |
| Countries with Five Letters | 0 | - | 4.96 | 282,386 |
| Countries with Six Letters | 0 | - | 4.94 | 213,506 |
| Countries with W | 0 | - | 4.97 | 160,299 |
| Countries with Z | 0 | - | 4.98 | 291,406 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,672 |
| Countries That End in U | 0 | - | 4.95 | 120,835 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,430 |
| Countries that End in O | 0 | - | 4.92 | 159,496 |
| Countries that End in R | 0 | - | 4.87 | 118,958 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,714 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,052 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,673 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,457 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,369 |
| Countries That End in Y | 0 | - | 4.91 | 185,859 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,886 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,831 |
| Countries that End in I | 0 | - | 4.94 | 135,081 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,070 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,812 |
| Countries That End in NIA | 0 | - | 4.92 | 109,770 |
| Countries That End in BIA | 0 | - | 4.93 | 149,177 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,095 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,404 |
| Countries That End in RIA | 0 | - | 4.93 | 126,796 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,003 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,550 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,676 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,085 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,639 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,564 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,005 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,437 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,507 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,406 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,963 |
| Countries that End in L | 0 | - | 4.94 | 156,821 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,663 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,258 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,008 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,943 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,983 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,714 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,628 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,976 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,516 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,404 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,845 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,091 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,701 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,363 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,404 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,967 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,865 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,834,335 |
| One Border Countries | 0 | - | 4.98 | 469,807 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,931 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,631,616 |
