| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 389,126 |
| Random Countries Hidden in the World Map | 0 | - | 4.83 | 114,752 |
| Random Countries by Borders | 0 | - | 4.99 | 83,216 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,128,681 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,050 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,361 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,188 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,557 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,264 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,956 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,660,773 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,516 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,512 |
| Random Country to Capital | 0 | - | 4.98 | 930,330 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 454,159 |
| Countries with the Most Borders | 0 | - | 4.97 | 391,129 |
| Countries with Four Letters | 0 | - | 4.99 | 426,543 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,479 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,766 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,917 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,963 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,375 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,239 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,983,108 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,982 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,599 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,882 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,912 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,068 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,344 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,708 |
| Country Chain | 0 | - | 4.96 | 218,686 |
| Countries by Emojis | 0 | - | 4.99 | 242,896 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,729 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,438 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,598 |
| Islands by Country #1 | 0 | - | 4.90 | 176,518 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,354 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,671 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,480 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,437 |
| Name a Valid Country #1 | 0 | - | 4.99 | 296,227 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,671 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,656 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,469 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,702 |
| Name a Valid Country #7 | 0 | - | 4.91 | 132,187 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,312 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 745,953 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,636 |
| Landlocked Countries | 0 | - | 4.99 | 427,416 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,813,658 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.96 | 243,495 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,908 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,177 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,920 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,837 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,787 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,223 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 90,035 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,719 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,903 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,661 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,492 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,066 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,372 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,730 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,642 |
| European Countries with One Border | 0 | - | 4.97 | 184,045 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,763 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,931 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,778 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,093 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,465 |
| Island Countries | 0 | - | 4.99 | 713,068 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,996 |
| Himalayan Countries | 0 | - | 4.93 | 140,897 |
| Andean Countries | 0 | - | 4.94 | 85,833 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,952 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,532 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,492 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,711 |
| Danube Countries | 0 | - | 4.97 | 72,576 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,826 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,991 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,476 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,950 |
| European Landlocked Countries | 0 | - | 4.99 | 147,793 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,561 |
| Countries with the Most Species | 0 | - | 4.99 | 103,656 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,664 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,820 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,962 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,935 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,689 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,146 |
| Countries in the Alps | 0 | - | 4.87 | 119,006 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,050 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,187 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,075 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,191 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,149 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,406 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,616 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,011 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,519 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,325 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,964 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,835 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,685 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,940 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,040 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,176 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,748 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,590 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,860 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,406 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,547 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,627 |
| Largest Countries By Category | 0 | - | 4.97 | 159,121 |
| Countries by Countries | 0 | - | 4.97 | 63,820 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,636 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,478 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,451 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,710 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,248 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,373 |
| Northernmost Countries | 0 | - | 4.99 | 364,683 |
| Countries of South America | 0 | - | 5.00 | 934,524 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,797 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,644 |
| "Land" Countries | 0 | - | 4.98 | 339,068 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,393 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 78,051 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,281 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,731 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,286 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,651 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,674 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,055 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,547 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,726 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,764 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,319 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,048 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,554 |
| Countries with Megacities | 0 | - | 4.99 | 267,970 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,204 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,363 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,529 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,469 |
| Countries by Official Language | 0 | - | 4.95 | 196,263 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,001 |
| Countries in their Native Language | 0 | - | 4.99 | 199,982 |
| Independence from Whom | 0 | - | 4.99 | 213,452 |
| Subdivisions by Country | 0 | - | 4.87 | 50,674 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,698 |
| Megadiverse Countries | 0 | - | 4.96 | 149,444 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,166 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,588 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,822 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,264 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,501 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,933 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,311 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,639 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,180 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,291 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,821 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,503 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,517 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,229 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,229 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,651 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,986 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,789 |
| World Map Quiz | 0 | - | 4.81 | 65,943 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,991 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,426 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,833 |
| Countries by Founding Story | 0 | - | 4.95 | 77,922 |
| Countries by Road Signs | 0 | - | 4.98 | 54,463 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,559 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,255 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,726 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,981 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,576 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,689 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,872 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,773 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,969 |
| Widest Countries East to West | 0 | - | 4.92 | 130,875 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,634 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,426 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,571 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,174 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,137 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,628 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,543 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,928 |
