| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 379,432 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 135,372 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,593,991 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,090,495 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,132 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,470 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,565 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,249 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,545 |
| Random Countries by Borders | 0 | - | 4.99 | 81,778 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,495 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,272 |
| Random Country to Capital | 0 | - | 4.98 | 912,990 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,255 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,623 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,495 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,459 |
| Countries with Four Letters | 0 | - | 4.99 | 419,213 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,432 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,990 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,011,478 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,682 |
| Landlocked Countries | 0 | - | 4.99 | 414,771 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,662 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,567 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 713,120 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,554 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,670 |
| Country Chain | 0 | - | 4.96 | 215,962 |
| Countries by Emojis | 0 | - | 4.99 | 237,055 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,234 |
| Islands by Country #1 | 0 | - | 4.87 | 174,604 |
| Regions of Countries #1 | 0 | - | 4.97 | 159,021 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,360 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,398 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,726,061 |
| Name a Valid Country #3 | 0 | - | 4.99 | 260,183 |
| Name a Valid Country #1 | 0 | - | 4.99 | 284,433 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,886 |
| Name a Valid Country #4 | 0 | - | 4.97 | 252,253 |
| Name a Valid Country #5 | 0 | - | 4.99 | 190,193 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,730 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,804 |
| Name a Valid Country #8 | 0 | - | 4.85 | 96,323 |
| Random Cities on a World Map | 0 | - | 4.25 | 44,451 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,060 |
| Himalayan Countries | 0 | - | 4.95 | 135,768 |
| Andean Countries | 0 | - | 4.94 | 83,057 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,399 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,480 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,096 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,757 |
| Danube Countries | 0 | - | 4.97 | 71,198 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,928 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,657 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,742 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,648 |
| European Landlocked Countries | 0 | - | 4.99 | 145,894 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,406 |
| Countries with the Most Species | 0 | - | 4.99 | 95,310 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,557 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,241 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,411 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,613 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,544 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,025 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,667 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,036 |
| Countries in the Alps | 0 | - | 4.86 | 117,018 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,697 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,475 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,118 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,525 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,312 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,100 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,719 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,854 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,630 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,165 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,242 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,109 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,563 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,845 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,843 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,328 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,752 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,449 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,325 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,964 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,916 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,050 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,689 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,416 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,944 |
| Largest Countries By Category | 0 | - | 4.97 | 156,935 |
| Countries by Countries | 0 | - | 4.96 | 62,388 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,906 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,756 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,966 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,164 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,652 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,569 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,676 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,002 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,363 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,298 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,226 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,610 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,879 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,673 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,186 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,342 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,537 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,429 |
| Island Countries | 0 | - | 4.99 | 708,068 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,365,412 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,996 |
| Northernmost Countries | 0 | - | 4.99 | 358,376 |
| Countries of South America | 0 | - | 5.00 | 916,811 |
| Countries of Oceania | 0 | - | 5.00 | 1,042,911 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,852,314 |
| "Land" Countries | 0 | - | 4.98 | 333,950 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,756 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,914 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,026 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,135 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,741 |
| Countries with Megacities | 0 | - | 4.99 | 247,843 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,609 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,258 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,997 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,208 |
| Countries by Official Language | 0 | - | 4.95 | 193,024 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,472 |
| Countries in their Native Language | 0 | - | 4.99 | 196,872 |
| Independence from Whom | 0 | - | 4.99 | 209,991 |
| Subdivisions by Country | 0 | - | 4.86 | 50,118 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,951 |
| Megadiverse Countries | 0 | - | 4.97 | 133,999 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,034 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,977 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,486 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,889 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,803 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,081 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,245 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,299 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,270 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,773 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,791 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,476 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,576 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,562 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,417 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,756 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,087 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,934 |
| World Map Quiz | 0 | - | 4.81 | 63,700 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,333 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,471 |
| Countries by Founding Story | 0 | - | 4.95 | 76,656 |
| Countries by Road Signs | 0 | - | 4.98 | 53,230 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,652 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,422 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,153 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,138 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,050 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,238 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,441 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,034 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,483 |
| Widest Countries East to West | 0 | - | 4.92 | 128,971 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,266 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,386 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,622 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,803 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,750 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,168 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 75,196 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,629 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,313 |
| Countries with Double Letters | 0 | - | 4.97 | 93,602 |
| Countries that End in N | 0 | - | 4.94 | 157,076 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,923 |
| Countries with Six Letters | 0 | - | 4.93 | 210,596 |
| Countries with W | 0 | - | 4.97 | 158,369 |
| Countries with Z | 0 | - | 4.98 | 288,133 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,700 |
| Countries That End in U | 0 | - | 4.95 | 119,590 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,800 |
| Countries that End in O | 0 | - | 4.92 | 158,625 |
| Countries that End in R | 0 | - | 4.87 | 118,347 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,910 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,324 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,486 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,604 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,149 |
| Countries That End in Y | 0 | - | 4.90 | 185,263 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,549 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,837 |
