| Random Countries by Borders | 0 | - | 4.99 | 82,703 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,106,468 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 385,189 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 217,571 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,635,793 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,486 |
| Random Country to Capital | 0 | - | 4.98 | 923,421 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,627,862 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,727 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,594 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,115 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,907 |
| Countries with the Most Borders | 0 | - | 4.97 | 389,309 |
| Countries with Four Letters | 0 | - | 4.99 | 423,612 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,104 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,023 |
| Landlocked Countries | 0 | - | 4.99 | 422,555 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,016 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,726 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,791 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,214 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,378 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,540 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,201 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,507 |
| Country Chain | 0 | - | 4.96 | 217,724 |
| Countries by Emojis | 0 | - | 4.99 | 240,590 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,162 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,946 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,088 |
| Islands by Country #1 | 0 | - | 4.90 | 175,587 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,753 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,131 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,895 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,837 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,814 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,607 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,663 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,817 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,811 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,073 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 726,218 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,451 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,805 |
| Himalayan Countries | 0 | - | 4.95 | 138,983 |
| Andean Countries | 0 | - | 4.93 | 84,773 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,997 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,066 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,589 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,914 |
| Danube Countries | 0 | - | 4.97 | 72,093 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,113 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,486 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,436 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,921 |
| European Landlocked Countries | 0 | - | 4.99 | 147,222 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,758 |
| Countries with the Most Species | 0 | - | 4.99 | 103,299 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,873 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,628 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,748 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,595 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,311 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,730 |
| Countries in the Alps | 0 | - | 4.87 | 118,301 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,471 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,156 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,715 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,664 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,578 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,995 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,742 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,561 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,223 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,915 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,688 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,567 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,281 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,532 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,597 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,037 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,363 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,424 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,187 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,239 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,299 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,275 |
| Largest Countries By Category | 0 | - | 4.97 | 158,327 |
| Countries by Countries | 0 | - | 4.96 | 63,310 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,765 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,307 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,579 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,742 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,090 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,670 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,693 |
| Island Countries | 0 | - | 4.99 | 711,236 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,580 |
| Northernmost Countries | 0 | - | 4.99 | 362,237 |
| Countries of South America | 0 | - | 5.00 | 928,144 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,952 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,022 |
| "Land" Countries | 0 | - | 4.98 | 337,503 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,555 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,017 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,226 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,388 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,323 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,885 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,635 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,088 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,996 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,381 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,831 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,731 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,730 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,207 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,265 |
| European Countries with One Border | 0 | - | 4.97 | 183,197 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,975 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,519 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 240,938 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,060 |
| Countries with Megacities | 0 | - | 4.99 | 264,954 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,887 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,567 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,152 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,639 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,971 |
| Countries by Official Language | 0 | - | 4.95 | 195,356 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,526 |
| Countries in their Native Language | 0 | - | 4.99 | 199,149 |
| Independence from Whom | 0 | - | 4.99 | 212,237 |
| Subdivisions by Country | 0 | - | 4.87 | 50,454 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,830 |
| Megadiverse Countries | 0 | - | 4.96 | 135,060 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,194 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,386 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,267 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,127 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,204 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,629 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,550 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,069 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,688 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,164 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,797 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,925 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,235 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,999 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,389 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,519 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,364 |
| World Map Quiz | 0 | - | 4.81 | 65,175 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,795 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,582 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,405 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,201 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,347 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,048 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,390 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,951 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,061 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,342 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,477 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,612 |
| Widest Countries East to West | 0 | - | 4.92 | 129,710 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,470 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,448 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,143 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,807 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,640 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,924 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,396 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,813 |
| Countries with Double Letters | 0 | - | 4.96 | 96,357 |
| Countries that End in N | 0 | - | 4.95 | 171,250 |
| Countries with Five Letters | 0 | - | 4.96 | 282,724 |
| Countries with Six Letters | 0 | - | 4.94 | 213,688 |
| Countries with W | 0 | - | 4.97 | 160,419 |
| Countries with Z | 0 | - | 4.98 | 291,601 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,782 |
| Countries That End in U | 0 | - | 4.95 | 120,890 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,544 |
| Countries that End in O | 0 | - | 4.92 | 159,547 |
| Countries that End in R | 0 | - | 4.87 | 118,995 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,760 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,204 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,751 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,521 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,440 |
| Countries That End in Y | 0 | - | 4.91 | 185,905 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,996 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,917 |
| Countries that End in I | 0 | - | 4.94 | 135,130 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,172 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,850 |
| Countries That End in NIA | 0 | - | 4.92 | 109,830 |
| Countries That End in BIA | 0 | - | 4.93 | 149,261 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,163 |
