| Countries with the Most Christians | 0 | - | 4.92 | 143,310 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,288 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,507 |
| Orthodox Countries | 0 | - | 4.92 | 132,028 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,808 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,463 |
| Countries with the Most Cathedrals | 0 | - | 4.49 | 46,343 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,643 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,605 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,697 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,487,478 |
| Catholic Countries | 0 | - | 4.79 | 215,008 |
| Landlocked Countries | 0 | - | 4.99 | 420,851 |
| Buddhist Countries | 0 | - | 4.96 | 144,406 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,038 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,927 |
| Himalayan Countries | 0 | - | 4.95 | 138,231 |
| Andean Countries | 0 | - | 4.95 | 84,334 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,563 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,450 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,185 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,608 |
| Danube Countries | 0 | - | 4.97 | 71,873 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,845 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,275 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,051 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,517 |
| European Landlocked Countries | 0 | - | 4.99 | 147,007 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,427 |
| Countries with the Most Species | 0 | - | 4.99 | 103,129 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,575 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,525 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,463 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,141 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,540 |
| Countries in the Alps | 0 | - | 4.87 | 118,013 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,080 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,796 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,563 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,485 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,355 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,854 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,508 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,375 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,098 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,726 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,577 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,434 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,098 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,372 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,395 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,622 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,197 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,717 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,862 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,367 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,762 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,134 |
| Largest Countries By Category | 0 | - | 4.97 | 157,983 |
| Countries by Countries | 0 | - | 4.96 | 63,055 |
| Battle to Country | 0 | - | 4.91 | 53,379 |
| Monarchies of Europe | 0 | - | 4.90 | 98,185 |
| Monarchies of Asia | 0 | - | 4.97 | 71,113 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,512 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,523 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,550 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,914 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,182 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,569 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,156 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,476 |
| Island Countries | 0 | - | 4.99 | 710,572 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,660 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,341 |
| Northernmost Countries | 0 | - | 4.99 | 361,401 |
| Countries of South America | 0 | - | 5.00 | 925,554 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,665 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,104 |
| "Land" Countries | 0 | - | 4.98 | 336,870 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,496 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,642 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,736 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,227 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,166 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,071 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,004 |
| Biblical Geography | 0 | - | 4.40 | 67,209 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,271 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,468 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,580 |
| Countries with Megacities | 0 | - | 4.99 | 263,714 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,416 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,304 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,693 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,346 |
| Countries by Official Language | 0 | - | 4.95 | 195,005 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,051 |
| Countries in their Native Language | 0 | - | 4.99 | 198,518 |
| Independence from Whom | 0 | - | 4.99 | 211,796 |
| Subdivisions by Country | 0 | - | 4.86 | 50,379 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,199 |
| Megadiverse Countries | 0 | - | 4.96 | 134,914 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,861 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,280 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,863 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,069 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,960 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,504 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,278 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,961 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,586 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,048 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,417 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,808 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,928 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,122 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,898 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,268 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,431 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,814 |
| World Map Quiz | 0 | - | 4.81 | 64,927 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,585 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,228 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,854 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,137 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,858 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,873 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,766 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,899 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,201 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,379 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,476 |
| Widest Countries East to West | 0 | - | 4.92 | 129,547 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,421 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,225 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,077 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,662 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,448 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,731 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,329 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,773 |
| Countries with Double Letters | 0 | - | 4.97 | 95,826 |
| Countries that End in N | 0 | - | 4.95 | 170,763 |
| Countries with Five Letters | 0 | - | 4.96 | 281,836 |
| Countries with Six Letters | 0 | - | 4.94 | 213,170 |
| Countries with W | 0 | - | 4.97 | 160,052 |
| Countries with Z | 0 | - | 4.98 | 291,028 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,397 |
| Countries That End in U | 0 | - | 4.95 | 120,688 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,183 |
| Countries that End in O | 0 | - | 4.92 | 159,399 |
| Countries that End in R | 0 | - | 4.87 | 118,870 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,645 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,788 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,462 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,310 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,036 |
| Countries That End in Y | 0 | - | 4.91 | 185,789 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,656 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,686 |
| Countries that End in I | 0 | - | 4.94 | 135,007 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,832 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,729 |
| Countries That End in NIA | 0 | - | 4.92 | 109,674 |
| Countries That End in BIA | 0 | - | 4.93 | 149,053 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,947 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,272 |
| Countries That End in RIA | 0 | - | 4.93 | 126,706 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,864 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,248 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,493 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,893 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,464 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,483 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,882 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,396 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,378 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,337 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,101 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,809 |
| Countries that End in L | 0 | - | 4.94 | 156,717 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,024 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,227 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,939 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,863 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,904 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,509 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,472 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,859 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,390 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,005 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,759 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,036 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,657 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,783 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,830,161 |
| One Border Countries | 0 | - | 4.98 | 468,812 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,625,609 |
