| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,598 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,053 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,034 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,097,150 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 69,063 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,222 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,159 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,729 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,787 |
| Random Countries by Borders | 0 | - | 4.99 | 82,227 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,530 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,985 |
| Random Country to Capital | 0 | - | 4.98 | 917,296 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,686 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,921 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,636 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,094 |
| Countries with Four Letters | 0 | - | 4.99 | 421,274 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,147 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,267 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,287,175 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,720 |
| Landlocked Countries | 0 | - | 4.99 | 418,218 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,081 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,506 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 718,385 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,350 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,574 |
| Country Chain | 0 | - | 4.96 | 216,728 |
| Countries by Emojis | 0 | - | 4.99 | 238,427 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,597 |
| Islands by Country #1 | 0 | - | 4.88 | 175,024 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,311 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,663 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,586 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,752,693 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,329 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,271 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,820 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,761 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,107 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,802 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,706 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,071 |
| Random Cities on a World Map | 0 | - | 4.25 | 44,611 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,625 |
| Himalayan Countries | 0 | - | 4.94 | 137,113 |
| Andean Countries | 0 | - | 4.95 | 83,776 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,017 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,397 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,693 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,255 |
| Danube Countries | 0 | - | 4.97 | 71,583 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,448 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,986 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,520 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,575 |
| European Landlocked Countries | 0 | - | 4.99 | 146,693 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,023 |
| Countries with the Most Species | 0 | - | 4.99 | 102,810 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,157 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,399 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,558 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,479 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,874 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,259 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,932 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,310 |
| Countries in the Alps | 0 | - | 4.87 | 117,586 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,063 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,242 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,369 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,910 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,021 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,395 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,187 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,128 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,928 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,492 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,443 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,301 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,872 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,135 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,160 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,039 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,013 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,881 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,536 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,425 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,986 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,066 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,944 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,586 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,253 |
| Largest Countries By Category | 0 | - | 4.97 | 157,531 |
| Countries by Countries | 0 | - | 4.96 | 62,776 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,418 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,042 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,283 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,339 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,627 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,121 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,444 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,138 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,455 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,578 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.97 | 98,582 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,739 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,261 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,935 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,689 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,344 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,409 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,756 |
| Island Countries | 0 | - | 4.99 | 709,462 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,374,196 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,305 |
| Northernmost Countries | 0 | - | 4.99 | 360,174 |
| Countries of South America | 0 | - | 5.00 | 922,093 |
| Countries of Oceania | 0 | - | 5.00 | 1,049,949 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,864,406 |
| "Land" Countries | 0 | - | 4.98 | 335,638 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,100 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,267 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,347 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,483 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,774 |
| Countries with Megacities | 0 | - | 4.99 | 249,968 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,625 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,849 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,935 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,828 |
| Countries by Official Language | 0 | - | 4.95 | 194,509 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,357 |
| Countries in their Native Language | 0 | - | 4.99 | 198,073 |
| Independence from Whom | 0 | - | 4.99 | 211,179 |
| Subdivisions by Country | 0 | - | 4.86 | 50,262 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,600 |
| Megadiverse Countries | 0 | - | 4.96 | 134,719 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,193 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,152 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,718 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,999 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,641 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,331 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,873 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,789 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,455 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,955 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,794 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,673 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,932 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,746 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,646 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,095 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,288 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,004 |
| World Map Quiz | 0 | - | 4.81 | 64,409 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,241 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,963 |
| Countries by Founding Story | 0 | - | 4.95 | 77,014 |
| Countries by Road Signs | 0 | - | 4.98 | 53,592 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,373 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,860 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,572 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,146 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,450 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,628 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,771 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,226 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,227 |
| Widest Countries East to West | 0 | - | 4.92 | 129,315 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,372 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,882 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,976 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,466 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,148 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,487 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,210 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,713 |
| Countries with Double Letters | 0 | - | 4.97 | 94,974 |
| Countries that End in N | 0 | - | 4.95 | 169,706 |
| Countries with Five Letters | 0 | - | 4.96 | 279,195 |
| Countries with Six Letters | 0 | - | 4.94 | 212,325 |
| Countries with W | 0 | - | 4.97 | 159,424 |
| Countries with Z | 0 | - | 4.98 | 289,661 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,638 |
| Countries That End in U | 0 | - | 4.95 | 120,366 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,658 |
| Countries that End in O | 0 | - | 4.92 | 159,160 |
| Countries that End in R | 0 | - | 4.87 | 118,696 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,476 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,203 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,039 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,039 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,621 |
| Countries That End in Y | 0 | - | 4.90 | 185,613 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,142 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,342 |
| Countries that End in I | 0 | - | 4.94 | 134,833 |
