| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,322 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,620,424 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,100,539 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,454 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,544 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,199 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,417 |
| Countries with Four Letters | 0 | - | 4.99 | 422,142 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,477 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,495 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,414,415 |
| Landlocked Countries | 0 | - | 4.99 | 419,917 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,414 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,225 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,454 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 181,373 |
| Country Chain | 0 | - | 4.96 | 217,008 |
| Countries by Emojis | 0 | - | 4.99 | 239,494 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,870 |
| Islands by Country #1 | 0 | - | 4.88 | 175,227 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,488 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,829 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,695 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,763,690 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,859 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,514 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,506 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,388 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,776 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,266 |
| The Only Country ... | 0 | - | 4.91 | 80,968 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,429 |
| Himalayan Countries | 0 | - | 4.95 | 137,858 |
| Andean Countries | 0 | - | 4.95 | 84,138 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,360 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,924 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,002 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,469 |
| Danube Countries | 0 | - | 4.97 | 71,759 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,697 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,157 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,846 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,925 |
| European Landlocked Countries | 0 | - | 4.99 | 146,891 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,271 |
| Countries with the Most Species | 0 | - | 4.99 | 103,031 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,432 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,465 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,635 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,841 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,132 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,391 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,064 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,461 |
| Countries in the Alps | 0 | - | 4.87 | 117,872 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 96,111 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,588 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,487 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,372 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,230 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,796 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,394 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,274 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,037 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,642 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,536 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,383 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,009 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,293 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,305 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,422 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,132 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,062 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,639 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,696 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,874 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,508 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,059 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,725 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,425 |
| Largest Countries By Category | 0 | - | 4.97 | 157,823 |
| Countries by Countries | 0 | - | 4.97 | 62,945 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,634 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,162 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,934 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,902 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,077 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,373 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,728 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,186 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,446 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,051 |
| The Only African Country ... | 0 | - | 4.99 | 129,063 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,109 |
| Random Countries by Borders | 0 | - | 4.99 | 82,385 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,958 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,848 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,873 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,908 |
| Island Countries | 0 | - | 4.99 | 710,166 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,148 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,185 |
| Northernmost Countries | 0 | - | 4.99 | 360,965 |
| Countries of South America | 0 | - | 5.00 | 924,313 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,092 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,009 |
| "Land" Countries | 0 | - | 4.98 | 336,050 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 383,140 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,866 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,742 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,252 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,921 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,202 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,222 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,500 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,546 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,243 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,960 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,835 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,127 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,314 |
| Countries with Megacities | 0 | - | 4.99 | 262,744 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,156 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,150 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,457 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,195 |
| Countries by Official Language | 0 | - | 4.95 | 194,831 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,797 |
| Countries in their Native Language | 0 | - | 4.99 | 198,377 |
| Independence from Whom | 0 | - | 4.99 | 211,590 |
| Subdivisions by Country | 0 | - | 4.86 | 50,338 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,889 |
| Megadiverse Countries | 0 | - | 4.96 | 134,838 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,708 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,227 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,805 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,044 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,845 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,450 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,127 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,905 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,539 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,027 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,238 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,770 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,055 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,838 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,748 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,223 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,389 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,495 |
| World Map Quiz | 0 | - | 4.81 | 64,775 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,140 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,689 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,043 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,771 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,633 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,642 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,784 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,918 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,331 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,375 |
| Widest Countries East to West | 0 | - | 4.92 | 129,457 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,407 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,095 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,038 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,596 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,341 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,656 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,291 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,749 |
| Countries with Double Letters | 0 | - | 4.97 | 95,295 |
| Countries that End in N | 0 | - | 4.95 | 170,308 |
| Countries with Five Letters | 0 | - | 4.96 | 281,102 |
| Countries with Six Letters | 0 | - | 4.94 | 212,732 |
| Countries with W | 0 | - | 4.97 | 159,655 |
| Countries with Z | 0 | - | 4.98 | 290,526 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,911 |
| Countries That End in U | 0 | - | 4.95 | 120,488 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,925 |
| Countries that End in O | 0 | - | 4.92 | 159,264 |
| Countries that End in R | 0 | - | 4.87 | 118,783 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,554 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,522 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,279 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,180 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,788 |
| Countries That End in Y | 0 | - | 4.91 | 185,694 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,457 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,551 |
| Countries that End in I | 0 | - | 4.94 | 134,925 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,658 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,639 |
| Countries That End in NIA | 0 | - | 4.92 | 109,586 |
| Countries That End in BIA | 0 | - | 4.93 | 148,940 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,843 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,164 |
| Countries That End in RIA | 0 | - | 4.93 | 126,604 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,742 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,977 |
