| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,575 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 137,490 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,617,072 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,099,264 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,311 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,408 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,469 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,225 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,149 |
| Random Countries by Borders | 0 | - | 4.99 | 82,322 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,801 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,908 |
| Random Country to Capital | 0 | - | 4.98 | 919,009 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 449,529 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,294 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,964 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,284 |
| Countries with Four Letters | 0 | - | 4.99 | 421,801 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,350 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,365 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,364,074 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,029 |
| Landlocked Countries | 0 | - | 4.99 | 419,359 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,435 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,079 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,508 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,887 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 176,411 |
| Country Chain | 0 | - | 4.96 | 216,897 |
| Countries by Emojis | 0 | - | 4.99 | 239,083 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,779 |
| Islands by Country #1 | 0 | - | 4.88 | 175,160 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,412 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,759 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,654 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,390 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,643 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,030 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,232 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,144 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,529 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,088 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,976 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,331 |
| Random Cities on a World Map | 0 | - | 4.25 | 44,661 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,162 |
| Himalayan Countries | 0 | - | 4.95 | 137,594 |
| Andean Countries | 0 | - | 4.95 | 84,031 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,285 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,772 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,899 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,402 |
| Danube Countries | 0 | - | 4.97 | 71,706 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,616 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,105 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,722 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,801 |
| European Landlocked Countries | 0 | - | 4.99 | 146,815 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,189 |
| Countries with the Most Species | 0 | - | 4.99 | 102,960 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,336 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,440 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,603 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,691 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,008 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,337 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,014 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,403 |
| Countries in the Alps | 0 | - | 4.87 | 117,754 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,185 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,452 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,448 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,040 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,151 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,747 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,331 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,226 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,992 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,590 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,508 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,358 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,963 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,223 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,248 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,268 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,089 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,992 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,591 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,599 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,561 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,335 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,018 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,672 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,355 |
| Largest Countries By Category | 0 | - | 4.97 | 157,715 |
| Countries by Countries | 0 | - | 4.96 | 62,879 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,545 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,115 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,716 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,689 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,895 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,271 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,624 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,669 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,688 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,173 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,371 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,009 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,802 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,364 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,707 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,336 |
| Island Countries | 0 | - | 4.99 | 709,934 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,649 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,503 |
| Northernmost Countries | 0 | - | 4.99 | 360,667 |
| Countries of South America | 0 | - | 5.00 | 923,504 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,868 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,693 |
| "Land" Countries | 0 | - | 4.98 | 335,899 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,223 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,372 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,891 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,880 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,141 |
| Countries with Megacities | 0 | - | 4.99 | 261,553 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,006 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,060 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,288 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,092 |
| Countries by Official Language | 0 | - | 4.95 | 194,715 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,642 |
| Countries in their Native Language | 0 | - | 4.99 | 198,260 |
| Independence from Whom | 0 | - | 4.99 | 211,423 |
| Subdivisions by Country | 0 | - | 4.86 | 50,301 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,787 |
| Megadiverse Countries | 0 | - | 4.96 | 134,796 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,599 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,205 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,769 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,030 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,754 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,407 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,036 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,866 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,509 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,001 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,084 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,740 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,014 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,803 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,709 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,175 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,346 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,304 |
| World Map Quiz | 0 | - | 4.81 | 64,659 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,789 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,069 |
| Countries by Founding Story | 0 | - | 4.95 | 77,104 |
| Countries by Road Signs | 0 | - | 4.98 | 53,694 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,598 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,979 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,700 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,447 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,572 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,719 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,866 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,297 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,326 |
| Widest Countries East to West | 0 | - | 4.92 | 129,414 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,392 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,003 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,011 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,550 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,272 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,590 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,254 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,732 |
| Countries with Double Letters | 0 | - | 4.97 | 95,156 |
| Countries that End in N | 0 | - | 4.95 | 170,122 |
| Countries with Five Letters | 0 | - | 4.96 | 280,658 |
| Countries with Six Letters | 0 | - | 4.94 | 212,577 |
| Countries with W | 0 | - | 4.97 | 159,561 |
| Countries with Z | 0 | - | 4.98 | 289,904 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,807 |
| Countries That End in U | 0 | - | 4.95 | 120,431 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,818 |
| Countries that End in O | 0 | - | 4.92 | 159,217 |
| Countries that End in R | 0 | - | 4.87 | 118,750 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,528 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,399 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,154 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,114 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,705 |
| Countries That End in Y | 0 | - | 4.91 | 185,658 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,294 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,471 |
| Countries that End in I | 0 | - | 4.94 | 134,893 |
