| Countries With One Word And Two O's | 0 | - | 4.94 | 55,510 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,658 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,210,920 |
| Landlocked Countries | 0 | - | 4.99 | 417,252 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,239 |
| Countries by Emojis | 0 | - | 4.99 | 238,031 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,169 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,213 |
| Himalayan Countries | 0 | - | 4.95 | 136,759 |
| Andean Countries | 0 | - | 4.95 | 83,601 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,862 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,164 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,527 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,123 |
| Danube Countries | 0 | - | 4.97 | 71,486 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,299 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,902 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,296 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,293 |
| European Landlocked Countries | 0 | - | 4.99 | 146,194 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,875 |
| Countries with the Most Species | 0 | - | 4.99 | 102,374 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,001 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,355 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,204 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,856 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,234 |
| Countries in the Alps | 0 | - | 4.86 | 117,431 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,963 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,039 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,803 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,900 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,322 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,071 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,042 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,860 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,393 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,397 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,240 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,789 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,051 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,062 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,839 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,941 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,872 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,790 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,467 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,307 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,359 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,747 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,874 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,534 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,168 |
| Largest Countries By Category | 0 | - | 4.97 | 157,355 |
| Countries by Countries | 0 | - | 4.96 | 62,667 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,279 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,963 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,951 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,422 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,143 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,875 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,739 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,203 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,534 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,089 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,208 |
| Island Countries | 0 | - | 4.99 | 709,088 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,012 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,105 |
| Northernmost Countries | 0 | - | 4.99 | 359,708 |
| Countries of South America | 0 | - | 5.00 | 920,517 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,086 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,850 |
| "Land" Countries | 0 | - | 4.98 | 335,168 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,172 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,126 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,557 |
| Name a Valid African Country | 0 | - | 4.98 | 153,525 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,885 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,095 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,484 |
| Countries with Megacities | 0 | - | 4.99 | 249,411 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,337 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,665 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,665 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,637 |
| Countries by Official Language | 0 | - | 4.95 | 194,235 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,051 |
| Countries in their Native Language | 0 | - | 4.99 | 197,836 |
| Independence from Whom | 0 | - | 4.99 | 210,970 |
| Subdivisions by Country | 0 | - | 4.86 | 50,223 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,446 |
| Megadiverse Countries | 0 | - | 4.96 | 134,602 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,994 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,107 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,660 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,963 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,515 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,272 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,700 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,594 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,406 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,821 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,468 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,616 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,713 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,685 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,893 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,249 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,744 |
| World Map Quiz | 0 | - | 4.81 | 64,223 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,708 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,770 |
| Countries by Founding Story | 0 | - | 4.95 | 76,933 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,182 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,738 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,473 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,883 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,344 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,522 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,684 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,179 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,107 |
| Widest Countries East to West | 0 | - | 4.92 | 129,218 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,341 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,735 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,946 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,996 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,045 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,417 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,155 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,691 |
| Countries with Double Letters | 0 | - | 4.96 | 94,556 |
| Countries that End in N | 0 | - | 4.95 | 168,624 |
| Countries with Five Letters | 0 | - | 4.96 | 272,506 |
| Countries with Six Letters | 0 | - | 4.93 | 211,816 |
| Countries with W | 0 | - | 4.97 | 159,145 |
| Countries with Z | 0 | - | 4.98 | 289,234 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,342 |
| Countries That End in U | 0 | - | 4.95 | 120,190 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,372 |
| Countries that End in O | 0 | - | 4.92 | 159,025 |
| Countries that End in R | 0 | - | 4.87 | 118,605 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,383 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,958 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,874 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,906 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,491 |
| Countries That End in Y | 0 | - | 4.90 | 185,516 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,972 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,193 |
| Countries that End in I | 0 | - | 4.94 | 134,731 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,800 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,460 |
| Countries That End in NIA | 0 | - | 4.92 | 109,356 |
| Countries That End in BIA | 0 | - | 4.93 | 148,646 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,510 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,860 |
| Countries That End in RIA | 0 | - | 4.93 | 126,395 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,440 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,241 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,966 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,290 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,918 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,196 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,519 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,046 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,921 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,089 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,621 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,318 |
| Countries that End in L | 0 | - | 4.94 | 156,374 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,234 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,103 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,748 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,607 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,664 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,435 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,895 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,428 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,887 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,341 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,099 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,891 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,315 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,542 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,554 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,816,112 |
| One Border Countries | 0 | - | 4.98 | 466,783 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,070 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,356 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,046 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,430 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,134 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,170 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,716 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,353 |
