| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,462 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,053 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,905 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,407,738 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,100,396 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,345 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,510 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,164 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,402 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,455 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,474 |
| Landlocked Countries | 0 | - | 4.99 | 419,836 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,397 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 181,006 |
| Country Chain | 0 | - | 4.96 | 217,001 |
| Countries by Emojis | 0 | - | 4.99 | 239,454 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,854 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,361 |
| Islands by Country #1 | 0 | - | 4.88 | 175,217 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,482 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,820 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,690 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,763,143 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,800 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,428 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,394 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,550 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,826 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,439 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,473 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,362 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,746 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,242 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,145 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,379 |
| Himalayan Countries | 0 | - | 4.95 | 137,813 |
| Andean Countries | 0 | - | 4.95 | 84,121 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,349 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,906 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,988 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,460 |
| Danube Countries | 0 | - | 4.97 | 71,754 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,683 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,152 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,831 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,905 |
| European Landlocked Countries | 0 | - | 4.99 | 146,877 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,264 |
| Countries with the Most Species | 0 | - | 4.99 | 103,018 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,421 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,461 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,632 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,384 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,058 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,454 |
| Countries in the Alps | 0 | - | 4.87 | 117,850 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,235 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,573 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,477 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,363 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,223 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,791 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,387 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,270 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,032 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,637 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,531 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,379 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,000 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,277 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,295 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,395 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,124 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,634 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,689 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,825 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,482 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,051 |
| Largest Countries By Category | 0 | - | 4.97 | 157,803 |
| Countries by Countries | 0 | - | 4.97 | 62,939 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,355 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,186 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,436 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,781 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,860 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,863 |
| Island Countries | 0 | - | 4.99 | 710,143 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,098 |
| Northernmost Countries | 0 | - | 4.99 | 360,928 |
| Countries of South America | 0 | - | 5.00 | 924,212 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,972 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,751 |
| "Land" Countries | 0 | - | 4.98 | 336,031 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,829 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,121 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,218 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,720 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,419 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,981 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,623 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,155 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,895 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,870 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,060 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,715 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,047 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,737 |
| Random Countries by Borders | 0 | - | 4.99 | 82,374 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,938 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,290 |
| Countries with Megacities | 0 | - | 4.99 | 262,638 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,128 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,137 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,427 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,183 |
| Countries by Official Language | 0 | - | 4.95 | 194,821 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,778 |
| Countries in their Native Language | 0 | - | 4.99 | 198,363 |
| Independence from Whom | 0 | - | 4.99 | 211,564 |
| Subdivisions by Country | 0 | - | 4.86 | 50,331 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,874 |
| Megadiverse Countries | 0 | - | 4.96 | 134,835 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,690 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,224 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,798 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,040 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,832 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,445 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,112 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,899 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,534 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,024 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,212 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,767 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,049 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,834 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,213 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,380 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,476 |
| World Map Quiz | 0 | - | 4.81 | 64,753 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,698 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,041 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,132 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,676 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,033 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,766 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,617 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,631 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,777 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,912 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,327 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,370 |
| Widest Countries East to West | 0 | - | 4.92 | 129,450 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,406 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,082 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,035 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,588 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,332 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,649 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,283 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,747 |
| Countries with Double Letters | 0 | - | 4.97 | 95,277 |
| Countries that End in N | 0 | - | 4.95 | 170,290 |
| Countries with Five Letters | 0 | - | 4.96 | 281,060 |
| Countries with Six Letters | 0 | - | 4.94 | 212,720 |
| Countries with W | 0 | - | 4.97 | 159,649 |
| Countries with Z | 0 | - | 4.98 | 290,509 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,904 |
| Countries That End in U | 0 | - | 4.95 | 120,482 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,912 |
| Countries that End in O | 0 | - | 4.92 | 159,259 |
| Countries that End in R | 0 | - | 4.87 | 118,779 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,551 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,509 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,272 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,168 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,784 |
| Countries That End in Y | 0 | - | 4.91 | 185,691 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,441 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,534 |
| Countries that End in I | 0 | - | 4.94 | 134,919 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,642 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,635 |
| Countries That End in NIA | 0 | - | 4.92 | 109,580 |
| Countries That End in BIA | 0 | - | 4.93 | 148,928 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,830 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,153 |
| Countries That End in RIA | 0 | - | 4.93 | 126,599 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,738 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,957 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,347 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,731 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,261 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,391 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,750 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,329 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,241 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,250 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,930 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,661 |
