| Name a Valid Country A-Z | 0 | - | 4.98 | 121,343 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,507 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,304 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,614,935 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,336 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,874 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,098,481 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,899 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,110 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,817 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,194 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,773 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,801 |
| Countries with Four Letters | 0 | - | 4.99 | 421,578 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,917 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,190 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,256 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,332,385 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,841 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,064 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,467 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,690 |
| Country Chain | 0 | - | 4.96 | 216,819 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,807 |
| Countries by Emojis | 0 | - | 4.99 | 238,721 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,723 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,903 |
| Islands by Country #1 | 0 | - | 4.88 | 175,110 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,377 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,716 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,625 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 215,994 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,504 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,681 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,062 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,961 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,353 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,948 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,837 |
| Name a Valid Country #8 | 0 | - | 4.85 | 98,199 |
| Landlocked Countries | 0 | - | 4.99 | 418,911 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,756,715 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,632 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,564 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,933 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,949 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,107 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,638 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,302 |
| Orthodox Countries | 0 | - | 4.92 | 131,328 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,497 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,083 |
| Battle to Country | 0 | - | 4.91 | 53,161 |
| Monarchies of Europe | 0 | - | 4.90 | 97,971 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,540 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,538 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,792 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,543 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,000 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,959 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,781 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,990 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,480 |
| Random Countries by Borders | 0 | - | 4.99 | 82,285 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,706 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,106 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,661 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,718 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,731 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,109 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,971 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,742 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,337 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,290 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,161 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,598 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,085 |
| Island Countries | 0 | - | 4.99 | 709,741 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,984 |
| Himalayan Countries | 0 | - | 4.94 | 137,418 |
| Andean Countries | 0 | - | 4.95 | 83,932 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,227 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,645 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,830 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,348 |
| Danube Countries | 0 | - | 4.97 | 71,661 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,547 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,051 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,647 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,729 |
| European Landlocked Countries | 0 | - | 4.99 | 146,777 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,137 |
| Countries with the Most Species | 0 | - | 4.99 | 102,906 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,263 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,431 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,587 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,300 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,990 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,361 |
| Countries in the Alps | 0 | - | 4.87 | 117,684 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,130 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,361 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,419 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,979 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,091 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,547 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,283 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,185 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,969 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,550 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,477 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,337 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,922 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,187 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,205 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,180 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,061 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,571 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,529 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,361 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,226 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,996 |
| Largest Countries By Category | 0 | - | 4.97 | 157,634 |
| Countries by Countries | 0 | - | 4.96 | 62,834 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,004 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,372 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 131,621 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,948 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,634 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,208 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,298 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,159 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,262 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,956 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,208 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,225 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,378 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,950 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,466 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,320 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,021 |
| Northernmost Countries | 0 | - | 4.99 | 360,454 |
| Companies by Country | 0 | - | 4.61 | 119,481 |
| Countries of South America | 0 | - | 5.00 | 922,884 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,935 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,260 |
| "Land" Countries | 0 | - | 4.98 | 335,786 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,923 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,802 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,844 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,331 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,275 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,509 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,107 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,468 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,710 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,667 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,229 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,727 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,015 |
| Countries with Megacities | 0 | - | 4.99 | 259,754 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,886 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,988 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,165 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,997 |
| Countries by Official Language | 0 | - | 4.95 | 194,640 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,524 |
| Countries in their Native Language | 0 | - | 4.99 | 198,183 |
| Independence from Whom | 0 | - | 4.99 | 211,305 |
| Subdivisions by Country | 0 | - | 4.86 | 50,287 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,697 |
| Countries in World War I | 0 | - | 4.88 | 227,842 |
| Megadiverse Countries | 0 | - | 4.96 | 134,765 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,720 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,539 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,182 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 975,080 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,754 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,017 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,709 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,380 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,972 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,844 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,486 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,988 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,959 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,714 |
| Hindu Countries | 0 | - | 4.86 | 50,015 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,992 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,773 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,150 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,326 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,190 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,335 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,838 |
| World Map Quiz | 0 | - | 4.81 | 64,517 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,587 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,030 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,498 |
