| Name a Valid Country #1 | 0 | - | 4.99 | 230,409 |
| Name a Valid Country #2 | 0 | - | 4.98 | 196,816 |
| Name a Valid Country #4 | 0 | - | 4.97 | 203,830 |
| Name a Valid Country #5 | 0 | - | 4.99 | 162,501 |
| Name a Valid Country #6 | 0 | - | 4.92 | 90,138 |
| Random Name a Valid Country | 0 | - | 4.99 | 172,569 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 286,768 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 209,624 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 200,498 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 170,771 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 107,367 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,471,704 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,938,890 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 387,510 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 133,181 |
| Solve the Secret Country #2 | 0 | - | 4.90 | 90,809 |
| Anagram Chain - Countries | 0 | - | 4.98 | 98,537 |
| Countries with Four Letters | 0 | - | 4.99 | 377,288 |
| Countries but all Vowels are Changed to O | 0 | - | 4.85 | 37,054 |
| Solve the Secret Country #3 | 0 | - | 4.97 | 46,381 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 330,956 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 79,615 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 158,723 |
| Top Five Countries By Category #3 | 0 | - | 4.86 | 144,141 |
| Country Chain | 0 | - | 4.95 | 179,697 |
| Countries by Emojis | 0 | - | 4.99 | 208,467 |
| Countries With One Word And Two O's | 0 | - | 4.90 | 35,536 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,136,583 |
| Islands by Country #1 | 0 | - | 4.87 | 164,466 |
| Regions of Countries #1 | 0 | - | 4.96 | 150,460 |
| Regions of Countries #2 | 0 | - | 4.95 | 115,326 |
| Regions of Countries #3 | 0 | - | 4.84 | 84,247 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,202,383 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 183,817 |
| Members of the Arab League | 0 | - | 4.85 | 64,975 |
| Sahara Desert Countries | 0 | - | 4.97 | 129,220 |
| Himalayan Countries | 0 | - | 4.94 | 107,195 |
| Andean Countries | 0 | - | 4.91 | 59,631 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,703 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,414 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,792 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,619 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,933 |
| Danube Countries | 0 | - | 4.96 | 57,045 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,060 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,149 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,214 |
| Countries with the Worst Passports | 0 | - | 4.89 | 50,061 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,355 |
| European Landlocked Countries | 0 | - | 4.99 | 136,706 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,469 |
| Countries with the Most Species | 0 | - | 4.99 | 89,751 |
| Countries 197 to 205 | 0 | - | 4.87 | 56,964 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,909 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,210 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,789 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,721 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,983 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,641 |
| Countries in the Alps | 0 | - | 4.84 | 103,446 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,065 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,640 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,038 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,108 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,602 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,078 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,232 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,564 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,574 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,164 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,920 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,871 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,905 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,281 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,432 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,014 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,686 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,741 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,823 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 200,140 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,443 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,651 |
| Largest Countries By Category | 0 | - | 4.97 | 145,941 |
| Countries by Countries | 0 | - | 4.96 | 55,270 |
| Country Flags with the Most White | 0 | - | 4.90 | 125,601 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,044 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,983 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,110 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,466 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 360,038 |
| Island Countries Quiz | 0 | - | 4.99 | 665,819 |
| Biggest Countries by Area | 0 | - | 5.00 | 942,157 |
| Northernmost Countries | 0 | - | 4.99 | 329,858 |
| Countries of South America | 0 | - | 5.00 | 804,181 |
| Countries of Oceania | 0 | - | 5.00 | 906,387 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,597,500 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 164,834 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 79,036 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.82 | 48,275 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,721 |
| Countries with the Most McDonald's Locations | 0 | - | 4.87 | 104,056 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 81,198 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.88 | 87,899 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 110,179 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 96,004 |
| Random Countries by Borders | 0 | - | 4.99 | 67,129 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,981 |
| Countries with Megacities | 0 | - | 4.99 | 200,315 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,841 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,210 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 97,341 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,205 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 251,199 |
| Countries by Official Language | 0 | - | 4.96 | 174,442 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 251,706 |
| Countries in their Native Language | 0 | - | 4.98 | 179,595 |
| Independence from Whom | 0 | - | 4.99 | 187,937 |
| Subdivisions by Country | 0 | - | 4.82 | 46,746 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 114,856 |
| Megadiverse Countries | 0 | - | 4.96 | 126,264 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 92,751 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 107,255 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,678 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 132,529 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,604 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 79,024 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,772 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,464 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,717 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 44,623 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 102,024 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,671 |
| Countries with the Highest HDI | 0 | - | 4.95 | 131,201 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 69,109 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,746 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 84,854 |
| World Map Quiz | 0 | - | 4.91 | 50,708 |
| Category Elimination - Countries #5 | 0 | - | 4.71 | 129,530 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.63 | 64,458 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 103,562 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 116,696 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 82,297 |
| Southernmost Countries of the World | 0 | - | 4.99 | 208,863 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 92,100 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 109,341 |
| Countries With the Most Languages | 0 | - | 4.91 | 176,220 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 88,328 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 72,611 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 87,687 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 54,717 |
| Tallest Countries North to South | 0 | - | 4.85 | 111,188 |
| Widest Countries East to West | 0 | - | 4.93 | 120,153 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 69,028 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 159,992 |
| Countries with the Longest Perimeter | 0 | - | 4.81 | 72,491 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 93,071 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 86,268 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 120,193 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,864 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,680 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,288 |
| Countries with Double Letters | 0 | - | 4.96 | 70,626 |
| Countries that End in N | 0 | - | 4.94 | 134,856 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 232,201 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 189,431 |
| Countries with W | 0 | - | 4.96 | 124,753 |
| Countries with Z | 0 | - | 4.98 | 260,630 |
| Countries with Letters Missing | 0 | - | 4.97 | 168,784 |
| Countries That End in U | 0 | - | 4.95 | 108,725 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 91,413 |
| Countries that End in O | 0 | - | 4.92 | 148,172 |
| Countries that End in R | 0 | - | 4.85 | 97,040 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,799 |
| Countries Ending in "IA" | 0 | - | 4.99 | 173,066 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 157,123 |
| Countries by Last Two Letters | 0 | - | 4.90 | 117,278 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 130,221 |
| Countries That End in Y | 0 | - | 4.90 | 162,119 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 162,291 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 121,911 |
| Countries that End in I | 0 | - | 4.92 | 114,963 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 150,820 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 89,074 |
| Countries That End in NIA | 0 | - | 4.93 | 101,486 |
| Countries That End in BIA | 0 | - | 4.91 | 126,902 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 154,553 |
| Countries Whose Names Start with Saint | 0 | - | 4.89 | 110,539 |
| Countries That End in RIA | 0 | - | 4.90 | 101,589 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 101,270 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 203,358 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 120,958 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 112,030 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 78,626 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 93,412 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 97,652 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 43,387 |
| Countries with the Word "And" | 0 | - | 4.98 | 84,491 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 41,852 |
| Countries that End in L | 0 | - | 4.95 | 135,399 |
| "Land" Countries | 0 | - | 4.98 | 291,538 |
