| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 385,904 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,204 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,972 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,791 |
| World Map Quiz | 0 | - | 4.81 | 65,317 |
| Random Capital to Country | 0 | - | 4.99 | 2,597,222 |
| Random Country to Capital | 0 | - | 4.98 | 924,836 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,108,588 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,705,229 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,824 |
| Countries by Emojis | 0 | - | 4.99 | 240,984 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,308 |
| Landlocked Countries | 0 | - | 4.99 | 423,499 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,789,673 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,303 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,794 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,445 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,950 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,719 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,125 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,450 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,364 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,881 |
| Random Countries by Borders | 0 | - | 4.99 | 82,815 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,931 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,001 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,331 |
| Island Countries | 0 | - | 4.99 | 711,621 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,208 |
| Himalayan Countries | 0 | - | 4.94 | 139,398 |
| Andean Countries | 0 | - | 4.94 | 84,979 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,185 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,361 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,750 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,068 |
| Danube Countries | 0 | - | 4.97 | 72,177 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,259 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,584 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,637 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,141 |
| European Landlocked Countries | 0 | - | 4.99 | 147,332 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,914 |
| Countries with the Most Species | 0 | - | 4.99 | 103,392 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,058 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,668 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,778 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,656 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,415 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,817 |
| Countries in the Alps | 0 | - | 4.87 | 118,442 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,952 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,385 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,788 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,774 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,693 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,077 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,873 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,642 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,281 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,997 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,748 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,616 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,361 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,611 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,682 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,286 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,447 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,060 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,308 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,763 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,568 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,356 |
| Largest Countries By Category | 0 | - | 4.97 | 158,498 |
| Countries by Countries | 0 | - | 4.96 | 63,412 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,387,651 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,943 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,338 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,853 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,051,931 |
| Northernmost Countries | 0 | - | 4.99 | 362,815 |
| Countries of South America | 0 | - | 5.00 | 929,542 |
| Countries of Oceania | 0 | - | 5.00 | 1,059,643 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,882,240 |
| "Land" Countries | 0 | - | 4.98 | 337,780 |
| Europe Map Quiz | 0 | - | 5.00 | 4,777,815 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,396 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,179 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,950 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,627 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,867 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,295 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,954 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,416 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,299 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,238 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,441 |
| Name a Valid African Country | 0 | - | 4.98 | 154,649 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,717 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,577 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,363 |
| Countries with Megacities | 0 | - | 4.99 | 265,651 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,146 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,712 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,422 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,787 |
| Countries by Official Language | 0 | - | 4.95 | 195,566 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,830 |
| Countries in their Native Language | 0 | - | 4.99 | 199,345 |
| Independence from Whom | 0 | - | 4.99 | 212,475 |
| Subdivisions by Country | 0 | - | 4.87 | 50,514 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,014 |
| Megadiverse Countries | 0 | - | 4.96 | 135,131 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,367 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,441 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,326 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,154 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,327 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,678 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,679 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,453 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,732 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,198 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,014 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,989 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,303 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,041 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,463 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,584 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,708 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,076 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,026 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,505 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,496 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,542 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,235 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,809 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 111,125 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,244 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,475 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,544 |
| Tallest Countries North to South | 0 | - | 4.83 | 125,522 |
| Widest Countries East to West | 0 | - | 4.92 | 129,983 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,499 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,970 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,419 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,886 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,770 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,032 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,435 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,834 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,453 |
| Countries with Double Letters | 0 | - | 4.96 | 96,593 |
| Countries that End in N | 0 | - | 4.95 | 171,486 |
| Countries with Five Letters | 0 | - | 4.96 | 283,077 |
| Countries with Six Letters | 0 | - | 4.94 | 213,943 |
| Countries with W | 0 | - | 4.96 | 160,575 |
| Countries with Z | 0 | - | 4.98 | 291,857 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,953 |
| Countries That End in U | 0 | - | 4.95 | 120,989 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,736 |
| Countries that End in O | 0 | - | 4.92 | 159,643 |
| Countries that End in R | 0 | - | 4.87 | 119,055 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,811 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,411 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,886 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,627 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,538 |
| Countries That End in Y | 0 | - | 4.91 | 185,971 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,139 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,039 |
| Countries that End in I | 0 | - | 4.94 | 135,196 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,325 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,912 |
| Countries That End in NIA | 0 | - | 4.92 | 109,884 |
| Countries That End in BIA | 0 | - | 4.93 | 149,364 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,289 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,575 |
| Countries That End in RIA | 0 | - | 4.93 | 126,918 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,171 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,999 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,913 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,345 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,896 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,663 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,163 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,479 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,672 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,529 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,166 |
| Countries that End in L | 0 | - | 4.94 | 156,966 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,517 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,301 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,132 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,058 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,107 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,040 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,877 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,276 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,021 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,679 |
