| Name a Valid Country #1 | 0 | - | 4.99 | 232,916 |
| Name a Valid Country #2 | 0 | - | 4.98 | 199,135 |
| Name a Valid Country #4 | 0 | - | 4.97 | 206,401 |
| Name a Valid Country #5 | 0 | - | 4.99 | 164,427 |
| Name a Valid Country #6 | 0 | - | 4.94 | 103,762 |
| Random Name a Valid Country | 0 | - | 4.99 | 175,087 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 288,514 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 211,216 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 201,737 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 171,814 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 108,232 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,796,411 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,949,759 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 389,462 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 135,197 |
| Solve the Secret Country #2 | 0 | - | 4.90 | 92,530 |
| Anagram Chain - Countries | 0 | - | 4.99 | 99,639 |
| Countries with Four Letters | 0 | - | 4.99 | 378,788 |
| Countries but all Vowels are Changed to O | 0 | - | 4.85 | 38,205 |
| Solve the Secret Country #3 | 0 | - | 4.97 | 47,508 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 334,778 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 80,219 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 159,653 |
| Top Five Countries By Category #3 | 0 | - | 4.86 | 144,990 |
| Country Chain | 0 | - | 4.96 | 200,067 |
| Countries by Emojis | 0 | - | 4.99 | 209,907 |
| Countries With One Word And Two O's | 0 | - | 4.91 | 36,054 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,176,227 |
| Islands by Country #1 | 0 | - | 4.87 | 164,988 |
| Regions of Countries #1 | 0 | - | 4.96 | 150,855 |
| Regions of Countries #2 | 0 | - | 4.95 | 115,657 |
| Regions of Countries #3 | 0 | - | 4.84 | 84,486 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,231,631 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 185,679 |
| Members of the Arab League | 0 | - | 4.86 | 66,456 |
| Sahara Desert Countries | 0 | - | 4.97 | 130,625 |
| Himalayan Countries | 0 | - | 4.94 | 108,571 |
| Andean Countries | 0 | - | 4.91 | 60,303 |
| Countries with the Oldest Median Age | 0 | - | 4.82 | 61,473 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,909 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 104,541 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,885 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 54,307 |
| Danube Countries | 0 | - | 4.96 | 57,259 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,258 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,320 |
| Countries with the Best Passports | 0 | - | 4.86 | 72,774 |
| Countries with the Worst Passports | 0 | - | 4.88 | 50,458 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 111,103 |
| European Landlocked Countries | 0 | - | 4.99 | 137,255 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,868 |
| Countries with the Most Species | 0 | - | 4.99 | 90,004 |
| Countries 197 to 205 | 0 | - | 4.87 | 57,401 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 45,043 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,336 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 49,100 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,912 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 59,150 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,968 |
| Countries in the Alps | 0 | - | 4.84 | 103,936 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,493 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 89,655 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,321 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,420 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,945 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,392 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,590 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,805 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,725 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,456 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 70,220 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 49,056 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 37,046 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,623 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,715 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,281 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 100,696 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,994 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 54,091 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 202,893 |
| World Countries - Blind Typing | 0 | - | 5.00 | 75,539 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,866 |
| Largest Countries By Category | 0 | - | 4.97 | 146,508 |
| Countries by Countries | 0 | - | 4.95 | 55,664 |
| Country Flags with the Most White | 0 | - | 4.90 | 126,622 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,239 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 45,157 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,694 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 345,288 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 362,960 |
| Island Countries Quiz | 0 | - | 4.99 | 669,007 |
| Biggest Countries by Area | 0 | - | 5.00 | 948,109 |
| Northernmost Countries | 0 | - | 4.99 | 331,043 |
| Countries of South America | 0 | - | 5.00 | 810,581 |
| Countries of Oceania | 0 | - | 5.00 | 914,495 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,612,942 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 165,712 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 79,697 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,364 |
| Countries with the Most McDonald's Locations | 0 | - | 4.84 | 104,751 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 81,932 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.90 | 88,459 |
| Top Five Countries by Random Categories | 0 | - | 4.96 | 111,918 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 96,335 |
| Random Countries by Borders | 0 | - | 4.99 | 67,574 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 129,145 |
| Countries with Megacities | 0 | - | 4.99 | 201,994 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 175,504 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 100,025 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 98,331 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,955 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 253,244 |
| Countries by Official Language | 0 | - | 4.96 | 175,327 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 253,574 |
| Countries in their Native Language | 0 | - | 4.98 | 180,690 |
| Independence from Whom | 0 | - | 4.99 | 189,498 |
| Subdivisions by Country | 0 | - | 4.84 | 46,922 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 115,720 |
| Megadiverse Countries | 0 | - | 4.96 | 126,844 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 94,013 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 107,617 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,847 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 133,399 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,920 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 79,710 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 146,062 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,752 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,868 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 45,109 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 102,288 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,972 |
| Countries with the Highest HDI | 0 | - | 4.95 | 131,511 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 69,425 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 66,060 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 86,677 |
| World Map Quiz | 0 | - | 4.90 | 51,537 |
| Category Elimination - Countries #5 | 0 | - | 4.71 | 130,348 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.58 | 64,896 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 104,929 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 118,709 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 82,783 |
| Southernmost Countries of the World | 0 | - | 4.99 | 209,863 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 92,881 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 110,235 |
| Countries With the Most Languages | 0 | - | 4.90 | 177,884 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 88,722 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 73,121 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 88,357 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 55,135 |
| Tallest Countries North to South | 0 | - | 4.85 | 111,622 |
| Widest Countries East to West | 0 | - | 4.93 | 120,600 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 69,134 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 160,592 |
| Countries with the Longest Perimeter | 0 | - | 4.81 | 72,859 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 93,438 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 86,895 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 120,693 |
| Countries with the Most Desert | 0 | - | 4.92 | 106,518 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,810 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,425 |
| Countries with Double Letters | 0 | - | 4.96 | 72,041 |
| Countries that End in N | 0 | - | 4.94 | 136,262 |
| Countries with Five Letters Quiz | 0 | - | 4.97 | 234,101 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 190,757 |
| Countries with W | 0 | - | 4.96 | 125,844 |
| Countries with Z | 0 | - | 4.98 | 264,875 |
| Countries with Letters Missing | 0 | - | 4.97 | 169,792 |
| Countries That End in U | 0 | - | 4.95 | 109,473 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 92,532 |
| Countries that End in O | 0 | - | 4.92 | 148,733 |
| Countries that End in R | 0 | - | 4.85 | 97,373 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 148,345 |
| Countries Ending in "IA" | 0 | - | 4.99 | 174,320 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 157,770 |
| Countries by Last Two Letters | 0 | - | 4.90 | 117,748 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 130,681 |
| Countries That End in Y | 0 | - | 4.90 | 171,070 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 163,060 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 122,434 |
| Countries that End in I | 0 | - | 4.92 | 115,240 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 151,697 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 89,411 |
| Countries That End in NIA | 0 | - | 4.92 | 101,850 |
| Countries That End in BIA | 0 | - | 4.91 | 127,362 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 155,218 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 111,011 |
| Countries That End in RIA | 0 | - | 4.90 | 101,929 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 101,809 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 204,728 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 121,679 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 112,824 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 79,367 |
| Countries With One Word and Three A's | 0 | - | 4.87 | 31,938 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 93,881 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 98,203 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 43,716 |
| Countries with the Word "And" | 0 | - | 4.98 | 85,125 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 42,545 |
| Countries that End in L | 0 | - | 4.95 | 135,891 |
| "Land" Countries | 0 | - | 4.98 | 292,417 |
