| Name a Valid Country #1 | 0 | - | 4.99 | 295,040 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,023 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,040 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,910 |
| Name a Valid Country #6 | 0 | - | 4.95 | 144,899 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,544 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,633 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,076 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,022 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,644 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,973 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,650,884 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,849,451 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,120,917 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,135 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,003 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,256 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,579 |
| Countries with Four Letters | 0 | - | 4.99 | 425,602 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,938 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,816 |
| Landlocked Countries | 0 | - | 4.99 | 425,329 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,521 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,919 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,318 |
| Country Chain | 0 | - | 4.96 | 218,380 |
| Countries by Emojis | 0 | - | 4.99 | 241,954 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,540 |
| Islands by Country #1 | 0 | - | 4.90 | 176,277 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,194 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,512 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,362 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,801,909 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,796 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 741,500 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,045 |
| Himalayan Countries | 0 | - | 4.93 | 140,063 |
| Andean Countries | 0 | - | 4.94 | 85,338 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,486 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,866 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,071 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,345 |
| Danube Countries | 0 | - | 4.97 | 72,333 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,520 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,779 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,016 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,524 |
| European Landlocked Countries | 0 | - | 4.99 | 147,559 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,219 |
| Countries with the Most Species | 0 | - | 4.99 | 103,530 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,344 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,756 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,860 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,805 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,534 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,974 |
| Countries in the Alps | 0 | - | 4.87 | 118,706 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,523 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,774 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,932 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,982 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,903 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,210 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,347 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,815 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,389 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,140 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,838 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,708 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,522 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,745 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,846 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,734 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,576 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,734 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,620 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,513 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,037 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,480 |
| Largest Countries By Category | 0 | - | 4.97 | 158,795 |
| Countries by Countries | 0 | - | 4.96 | 63,598 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,208 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,384 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,656 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,062 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,091 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,559 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,479 |
| Island Countries | 0 | - | 4.99 | 712,406 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,303 |
| Northernmost Countries | 0 | - | 4.99 | 363,817 |
| Countries of South America | 0 | - | 5.00 | 932,093 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,606 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,887,928 |
| "Land" Countries | 0 | - | 4.98 | 338,304 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,680 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,680 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,621 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,062 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,887 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,684 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,389 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,619 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,354 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,503 |
| Random Countries by Borders | 0 | - | 4.99 | 83,053 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,035 |
| Countries with Megacities | 0 | - | 4.99 | 266,898 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,748 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,054 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,066 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,179 |
| Countries by Official Language | 0 | - | 4.95 | 195,935 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,540 |
| Countries in their Native Language | 0 | - | 4.99 | 199,675 |
| Independence from Whom | 0 | - | 4.99 | 212,985 |
| Subdivisions by Country | 0 | - | 4.87 | 50,600 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,379 |
| Megadiverse Countries | 0 | - | 4.96 | 135,257 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,888 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,519 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,514 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,218 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,671 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,823 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,065 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,551 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,894 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,249 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,459 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,354 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,424 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,132 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,562 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,750 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,251 |
| World Map Quiz | 0 | - | 4.81 | 65,639 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 145,333 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,441 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,865 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,049 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,679 |
| Countries by Founding Story | 0 | - | 4.95 | 77,772 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,182 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,026 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,521 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,467 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,397 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,495 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,693 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,666 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,602 |
| Widest Countries East to West | 0 | - | 4.92 | 130,416 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,588 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,209 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,502 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,035 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,944 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,443 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,487 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,886 |
| Countries with Double Letters | 0 | - | 4.96 | 96,997 |
| Countries that End in N | 0 | - | 4.95 | 171,872 |
| Countries with Five Letters | 0 | - | 4.96 | 283,663 |
| Countries with Six Letters | 0 | - | 4.94 | 214,394 |
| Countries with W | 0 | - | 4.96 | 160,895 |
| Countries with Z | 0 | - | 4.98 | 292,361 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,247 |
| Countries That End in U | 0 | - | 4.95 | 121,166 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,050 |
| Countries that End in O | 0 | - | 4.92 | 160,193 |
| Countries that End in R | 0 | - | 4.87 | 119,162 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,916 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,779 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,113 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,790 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,718 |
| Countries That End in Y | 0 | - | 4.91 | 186,078 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,412 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,241 |
| Countries that End in I | 0 | - | 4.94 | 135,299 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,575 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,036 |
| Countries That End in NIA | 0 | - | 4.92 | 110,029 |
| Countries That End in BIA | 0 | - | 4.93 | 149,556 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,494 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,751 |
| Countries That End in RIA | 0 | - | 4.93 | 127,035 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,359 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,524 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,139 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,576 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,140 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,788 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,304 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,530 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,875 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,640 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,685 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,375 |
