| Countries by Initial Letter and Continent #2 | 0 | - | 4.87 | 86,245 |
| Africa Geography Quiz #1 | 0 | - | 4.91 | 45,860 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,902,940 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 381,516 |
| Countries with Four Letters | 0 | - | 4.99 | 374,149 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 127,195 |
| Solve the Secret Country #2 | 0 | - | 4.91 | 85,778 |
| Anagram Chain - Countries | 0 | - | 4.98 | 95,217 |
| Countries but all Vowels are Changed to O | 0 | - | 4.84 | 33,063 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 43,102 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,370,809 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 155,731 |
| Top Five Countries By Category #3 | 0 | - | 4.87 | 141,131 |
| Country Chain | 0 | - | 4.95 | 176,269 |
| Countries by Emojis | 0 | - | 4.99 | 202,379 |
| Countries With One Word And Two O's | 0 | - | 4.89 | 33,200 |
| Islands by Country #1 | 0 | - | 4.87 | 162,660 |
| Regions of Countries #1 | 0 | - | 4.96 | 149,006 |
| Regions of Countries #2 | 0 | - | 4.95 | 113,726 |
| Regions of Countries #3 | 0 | - | 4.81 | 83,202 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 109,829 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,544 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 117,923 |
| Name a Valid Country #3 | 0 | - | 4.98 | 206,476 |
| Name a Valid Country #1 | 0 | - | 4.99 | 224,239 |
| Name a Valid Country #2 | 0 | - | 4.98 | 191,120 |
| Name a Valid Country #4 | 0 | - | 4.96 | 198,024 |
| Name a Valid Country #5 | 0 | - | 4.98 | 144,099 |
| Name a Valid Country #6 | 0 | - | 4.92 | 86,083 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 316,405 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,007,596 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 159,570 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.90 | 66,688 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.82 | 45,861 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 99,872 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 79,022 |
| Biggest Countries with No McDonald's | 0 | - | 4.83 | 66,813 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 280,769 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 204,964 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 196,183 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 166,929 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 104,527 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 94,715 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 211,746 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 109,671 |
| Random Countries by Borders | 0 | - | 4.99 | 65,772 |
| Random Name a Valid Country | 0 | - | 4.99 | 165,206 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,127 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,020 |
| Countries on the Equator | 0 | - | 4.82 | 131,636 |
| Members of the Arab League | 0 | - | 4.81 | 58,772 |
| Island Countries Quiz | 0 | - | 4.99 | 637,425 |
| Sahara Desert Countries | 0 | - | 4.97 | 124,867 |
| Himalayan Countries | 0 | - | 4.95 | 102,161 |
| Andean Countries | 0 | - | 4.90 | 56,737 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,558 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,484 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,779 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,443 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,634 |
| Danube Countries | 0 | - | 4.97 | 56,316 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,336 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,551 |
| Countries with the Best Passports | 0 | - | 4.86 | 70,168 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,674 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,058 |
| European Landlocked Countries | 0 | - | 4.99 | 114,783 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,624 |
| Countries with the Most Species | 0 | - | 4.99 | 89,053 |
| Countries 197 to 205 | 0 | - | 4.87 | 55,688 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,399 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,769 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,674 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,052 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,410 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,594 |
| Countries in the Alps | 0 | - | 4.82 | 101,495 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,500 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,543 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,056 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,614 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,243 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 86,784 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 88,957 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,689 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,018 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,066 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,827 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,300 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,366 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 94,852 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,422 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,884 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,340 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,887 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,879 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 191,983 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,028 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,889 |
| Largest Countries By Category | 0 | - | 4.96 | 143,710 |
| Countries by Countries | 0 | - | 4.95 | 53,957 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,318 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 77,172 |
| Biggest Countries by Area | 0 | - | 5.00 | 923,234 |
| Northernmost Countries | 0 | - | 4.99 | 324,984 |
| Countries of South America | 0 | - | 5.00 | 781,939 |
| Countries of Oceania | 0 | - | 5.00 | 879,680 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,100,199 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,547,454 |
| World Map with 10 Random Extra Borders | 0 | - | 4.97 | 320,101 |
| Europe Geography Quiz #1 | 0 | - | 4.52 | 66,683 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,143 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 65,860 |
| Europe Geography Quiz #5 | 0 | - | 4.53 | 57,569 |
| Asia Geography Quiz #1 | 0 | - | 4.79 | 50,664 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 45,031 |
| Empty World Map without 20 Random Countries | 0 | - | 4.92 | 97,807 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 67,965 |
| Countries Connected in the World Map #1 | 0 | - | 4.96 | 64,954 |
| Countries Connected in the World Map #3 | 0 | - | 4.96 | 64,344 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 140,793 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 63,519 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 47,725 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,300,305 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,174 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 123,886 |
| Countries with Megacities | 0 | - | 4.99 | 194,319 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,079 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,663 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,433 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,533 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,595 |
| Countries by Official Language | 0 | - | 4.95 | 153,244 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,124 |
| Countries in their Native Language | 0 | - | 4.98 | 176,657 |
| Independence from Whom | 0 | - | 4.99 | 182,600 |
| Subdivisions by Country | 0 | - | 4.82 | 46,129 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 111,650 |
| Megadiverse Countries | 0 | - | 4.96 | 124,613 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 89,715 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 105,895 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,076 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 129,626 |
| Most Recently-Settled Countries | 0 | - | 4.91 | 48,546 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 76,425 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,204 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,417 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,920 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 42,697 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,727 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,261 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,443 |
| Random General Knowledge - Countries | 0 | - | 4.30 | 80,088 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 67,825 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,653 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,029,367 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 79,673 |
| World Map Quiz | 0 | - | 4.90 | 47,919 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 112,482 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,621 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,108 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 89,975 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 106,894 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,218 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,466 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,737 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,299 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,185 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,707 |
| Widest Countries East to West | 0 | - | 4.93 | 118,371 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,659 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 157,743 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,045 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,668 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 117,515 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,406 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,226 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,802 |
| Countries with Double Letters | 0 | - | 4.96 | 66,348 |
| Countries that End in N | 0 | - | 4.94 | 130,740 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 227,231 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,049 |
| Countries with W | 0 | - | 4.97 | 121,059 |
| Countries with Z | 0 | - | 4.98 | 241,680 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,235 |
| Countries That End in U | 0 | - | 4.94 | 106,537 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.96 | 87,932 |
| Countries that End in O | 0 | - | 4.92 | 146,185 |
| Countries that End in R | 0 | - | 4.85 | 95,965 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,751 |
| Countries Ending in "IA" | 0 | - | 4.99 | 169,268 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 154,699 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,451 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,369 |
| Countries That End in Y | 0 | - | 4.90 | 160,713 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,426 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 119,646 |
| Countries that End in I | 0 | - | 4.92 | 114,079 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,219 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,721 |
