| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 99,260 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 65,937 |
| World Map with 10 Random Extra Borders | 0 | - | 4.97 | 322,174 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 79,224 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,910,279 |
| Countries but all Vowels are Changed to O | 0 | - | 4.85 | 33,811 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 178,734 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 256,063 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 75,483 |
| Top Five Countries by Random Categories | 0 | - | 4.97 | 106,329 |
| Random Countries by Borders | 0 | - | 4.99 | 66,013 |
| Random Name a Valid Country | 0 | - | 4.99 | 166,634 |
| Random World Capitals on a Map | 0 | - | 4.92 | 113,147 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 91,643 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 244,901 |
| Random Capital to Country | 0 | - | 4.99 | 2,348,002 |
| Random Country to Capital | 0 | - | 4.98 | 797,012 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 382,659 |
| Random Countries Hidden in the World Map | 0 | - | 4.84 | 91,167 |
| Countries with Four Letters | 0 | - | 4.99 | 374,730 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 128,324 |
| Solve the Secret Country #2 | 0 | - | 4.91 | 86,725 |
| Anagram Chain - Countries | 0 | - | 4.98 | 95,808 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 43,745 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,590,366 |
| Random Countries with Letters Missing | 0 | - | 4.56 | 70,697 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 156,293 |
| Top Five Countries By Category #3 | 0 | - | 4.87 | 141,676 |
| Country Chain | 0 | - | 4.95 | 177,120 |
| Countries by Emojis | 0 | - | 4.99 | 203,424 |
| Countries With One Word And Two O's | 0 | - | 4.89 | 33,521 |
| Islands by Country #1 | 0 | - | 4.87 | 163,022 |
| Regions of Countries #1 | 0 | - | 4.96 | 149,273 |
| Regions of Countries #2 | 0 | - | 4.95 | 113,980 |
| Regions of Countries #3 | 0 | - | 4.81 | 83,363 |
| Name a Valid Country #3 | 0 | - | 4.98 | 207,204 |
| Name a Valid Country #1 | 0 | - | 4.99 | 225,133 |
| Name a Valid Country #2 | 0 | - | 4.98 | 192,004 |
| Name a Valid Country #4 | 0 | - | 4.96 | 199,010 |
| Name a Valid Country #5 | 0 | - | 4.98 | 144,719 |
| Name a Valid Country #6 | 0 | - | 4.92 | 86,640 |
| Name a Valid Country #7 | 0 | - | 4.90 | 85,441 |
| Megacities on an Empty Map | 0 | - | 4.96 | 87,024 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 319,254 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 160,735 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 67,259 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.83 | 46,335 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,224 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 79,304 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 67,178 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,602 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.87 | 86,559 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,033,202 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 281,861 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 205,822 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 196,979 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 167,762 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 105,083 |
| Top Five Countries By Fruit Production | 0 | - | 4.93 | 42,108 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 94,929 |
| Name a World Capital A-Z | 0 | - | 4.99 | 140,089 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 339,165 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 352,741 |
| Countries on the Equator | 0 | - | 4.83 | 133,508 |
| Members of the Arab League | 0 | - | 4.83 | 59,965 |
| Island Countries Quiz | 0 | - | 4.99 | 639,882 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,614 |
| Himalayan Countries | 0 | - | 4.95 | 103,029 |
| Andean Countries | 0 | - | 4.90 | 57,261 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 58,096 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,699 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,063 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,667 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,873 |
| Danube Countries | 0 | - | 4.97 | 56,424 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,460 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,658 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,578 |
| Countries with the Worst Passports | 0 | - | 4.87 | 48,932 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,588 |
| European Landlocked Countries | 0 | - | 4.99 | 114,914 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,918 |
| Countries with the Most Species | 0 | - | 4.99 | 89,124 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,977 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,513 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,865 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,881 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,193 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,805 |
| Countries in the Alps | 0 | - | 4.83 | 102,043 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,829 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,134 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,235 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,865 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,533 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,189 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,208 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,859 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,126 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,294 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,032 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,397 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,484 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,107 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,612 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,109 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,959 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,051 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,066 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 193,814 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,820 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,044 |
| Largest Countries By Category | 0 | - | 4.96 | 144,140 |
| Countries by Countries | 0 | - | 4.96 | 54,233 |
| Country Flags with the Most White | 0 | - | 4.92 | 120,248 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,460 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,507 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,575 |
| Biggest Countries by Area | 0 | - | 5.00 | 927,014 |
| Northernmost Countries | 0 | - | 4.99 | 325,793 |
| Countries of South America | 0 | - | 5.00 | 786,073 |
| Countries of Oceania | 0 | - | 5.00 | 885,147 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,120,624 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,557,417 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,304,806 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 348,014 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,560 |
| Countries with Megacities | 0 | - | 4.99 | 195,334 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,986 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,111 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,060 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,970 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,834 |
| Countries by Official Language | 0 | - | 4.95 | 153,800 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 247,369 |
| Countries in their Native Language | 0 | - | 4.98 | 177,291 |
| Independence from Whom | 0 | - | 4.99 | 184,234 |
| Subdivisions by Country | 0 | - | 4.82 | 46,260 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 112,599 |
| Megadiverse Countries | 0 | - | 4.96 | 124,912 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,298 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 106,137 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,185 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,312 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,863 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,155 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,441 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,625 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,167 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 43,226 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,939 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,637 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,551 |
| Random General Knowledge - Countries | 0 | - | 4.30 | 80,407 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,170 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,877 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,043,088 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 80,740 |
| World Map Quiz | 0 | - | 4.90 | 48,401 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 111,381 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,955 |
| Countries by Founding Story | 0 | - | 4.92 | 54,471 |
| Countries by Road Signs | 0 | - | 4.98 | 44,831 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,693 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,320 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,307 |
| Countries With the Most Languages | 0 | - | 4.90 | 172,100 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 86,718 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 71,058 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,699 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,454 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,005 |
| Widest Countries East to West | 0 | - | 4.93 | 118,881 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,727 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,141 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,193 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,961 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,310 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,713 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,314 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,916 |
| Countries with Double Letters | 0 | - | 4.96 | 67,370 |
| Countries that End in N | 0 | - | 4.93 | 131,824 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 228,571 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,106 |
| Countries with W | 0 | - | 4.97 | 122,023 |
| Countries with Z | 0 | - | 4.98 | 243,253 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,919 |
| Countries That End in U | 0 | - | 4.94 | 107,195 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,660 |
| Countries that End in O | 0 | - | 4.92 | 146,577 |
| Countries that End in R | 0 | - | 4.86 | 96,245 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,992 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,356 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,118 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,785 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 128,743 |
| Countries That End in Y | 0 | - | 4.90 | 161,376 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,933 |
