| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,503 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,754 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,917 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,599 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,360 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,747 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,260 |
| Countries with Four Letters | 0 | - | 4.99 | 424,934 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,578 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,436 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,752,859 |
| Landlocked Countries | 0 | - | 4.99 | 424,093 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,968 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 737,889 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,645 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,048 |
| Country Chain | 0 | - | 4.96 | 218,082 |
| Countries by Emojis | 0 | - | 4.99 | 241,296 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,388 |
| Islands by Country #1 | 0 | - | 4.90 | 176,040 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,063 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,396 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,264 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,765 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,245 |
| Name a Valid Country #1 | 0 | - | 4.99 | 293,937 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,307 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,356 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,273 |
| Name a Valid Country #6 | 0 | - | 4.95 | 142,318 |
| The Only Country ... | 0 | - | 4.91 | 81,676 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,458 |
| Himalayan Countries | 0 | - | 4.94 | 139,627 |
| Andean Countries | 0 | - | 4.94 | 85,109 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,296 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,530 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,864 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,155 |
| Danube Countries | 0 | - | 4.97 | 72,235 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,359 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,658 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,773 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,260 |
| European Landlocked Countries | 0 | - | 4.99 | 147,410 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,019 |
| Countries with the Most Species | 0 | - | 4.99 | 103,446 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,148 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,692 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,803 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,512 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,562 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,716 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,447 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,867 |
| Countries in the Alps | 0 | - | 4.87 | 118,516 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,169 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,507 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,829 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,838 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,763 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,107 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,953 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,697 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,318 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,032 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,775 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,639 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,409 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,652 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,742 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,421 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,489 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,508 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,372 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,427 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,027 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,728 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,401 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,986 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,769 |
| Largest Countries By Category | 0 | - | 4.97 | 158,582 |
| Countries by Countries | 0 | - | 4.96 | 63,466 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,205 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,504 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,582 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,559 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,279 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,037 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,680 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,356 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,938 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,431 |
| The Only African Country ... | 0 | - | 4.99 | 129,510 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,315 |
| Random Countries by Borders | 0 | - | 4.99 | 82,878 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,131 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,524 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,189 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,695 |
| Island Countries | 0 | - | 4.99 | 711,887 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,525 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,804 |
| Northernmost Countries | 0 | - | 4.99 | 363,225 |
| Countries of South America | 0 | - | 5.00 | 930,308 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,718 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,212 |
| "Land" Countries | 0 | - | 4.98 | 337,952 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 386,381 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,195 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,451 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,451 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,103 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,402 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,366 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,618 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,684 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,332 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,058 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,651 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,841 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,543 |
| Countries with Megacities | 0 | - | 4.99 | 266,041 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,326 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,786 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,587 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,909 |
| Countries by Official Language | 0 | - | 4.95 | 195,694 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,195 |
| Countries in their Native Language | 0 | - | 4.99 | 199,468 |
| Independence from Whom | 0 | - | 4.99 | 212,651 |
| Subdivisions by Country | 0 | - | 4.87 | 50,544 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,143 |
| Megadiverse Countries | 0 | - | 4.96 | 135,167 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,531 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,466 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,363 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,169 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,398 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,719 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,822 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,479 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,759 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,215 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,127 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,280 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,347 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,071 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 89,020 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,489 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,613 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,913 |
| World Map Quiz | 0 | - | 4.81 | 65,403 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,544 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,901 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,786 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,390 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,092 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,237 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,369 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,563 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,603 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,655 |
| Widest Countries East to West | 0 | - | 4.92 | 130,262 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,546 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,053 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,449 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,951 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,827 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,323 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,455 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,859 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,576 |
| Countries with Double Letters | 0 | - | 4.96 | 96,736 |
| Countries that End in N | 0 | - | 4.95 | 171,619 |
| Countries with Five Letters | 0 | - | 4.96 | 283,286 |
| Countries with Six Letters | 0 | - | 4.94 | 214,072 |
| Countries with W | 0 | - | 4.96 | 160,689 |
| Countries with Z | 0 | - | 4.98 | 292,036 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,049 |
| Countries That End in U | 0 | - | 4.95 | 121,049 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 134,836 |
| Countries that End in O | 0 | - | 4.92 | 159,691 |
| Countries that End in R | 0 | - | 4.87 | 119,088 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,843 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,517 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,967 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,679 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,600 |
| Countries That End in Y | 0 | - | 4.91 | 186,011 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,229 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,101 |
| Countries that End in I | 0 | - | 4.94 | 135,227 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,417 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,954 |
| Countries That End in NIA | 0 | - | 4.92 | 109,940 |
| Countries That End in BIA | 0 | - | 4.93 | 149,423 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,361 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,646 |
| Countries That End in RIA | 0 | - | 4.93 | 126,955 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,242 |
