| Solve the Secret Country #1 | 0 | - | 4.94 | 165,816 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,439 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,540 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,641 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,102,059 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,624,471 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,636 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,472,784 |
| Landlocked Countries | 0 | - | 4.99 | 420,703 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,947 |
| Countries with Four Letters | 0 | - | 4.99 | 422,554 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,768,724 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,809 |
| Himalayan Countries | 0 | - | 4.95 | 138,154 |
| Andean Countries | 0 | - | 4.95 | 84,296 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,522 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,389 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,155 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,592 |
| Danube Countries | 0 | - | 4.97 | 71,851 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,821 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,257 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,012 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,466 |
| European Landlocked Countries | 0 | - | 4.99 | 146,987 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,402 |
| Countries with the Most Species | 0 | - | 4.99 | 103,105 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,554 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,513 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,665 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,725 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,455 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,609 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,128 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,519 |
| Countries in the Alps | 0 | - | 4.87 | 117,978 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,741 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,749 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,554 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,466 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,334 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,839 |
| Country Chain | 0 | - | 4.96 | 217,121 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,488 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,357 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,086 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,712 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,571 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,427 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,084 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,361 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,378 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,578 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,185 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,701 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,837 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,265 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,715 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,122 |
| Largest Countries By Category | 0 | - | 4.97 | 157,954 |
| Countries by Emojis | 0 | - | 4.99 | 239,780 |
| Countries by Countries | 0 | - | 4.97 | 63,030 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,958 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,754 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,483 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,223 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,517 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,524 |
| Islands by Country #1 | 0 | - | 4.88 | 175,304 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,550 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,899 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,738 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,825 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,089 |
| Name a Valid Country #1 | 0 | - | 4.99 | 290,024 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,787 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,657 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,062 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,477 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,980 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,436 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,095 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,351 |
| Island Countries | 0 | - | 4.99 | 710,484 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,092 |
| Northernmost Countries | 0 | - | 4.99 | 361,315 |
| Countries of South America | 0 | - | 5.00 | 925,322 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,328 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,476 |
| "Land" Countries | 0 | - | 4.98 | 336,684 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,962 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,217 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,136 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,768 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,486 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,163 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,718 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,219 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,144 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,120 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,241 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,865 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,104 |
| Random Countries by Borders | 0 | - | 4.99 | 82,462 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,109 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,512 |
| Countries with Megacities | 0 | - | 4.99 | 263,549 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,361 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,279 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,641 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,314 |
| Countries by Official Language | 0 | - | 4.95 | 194,973 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,992 |
| Countries in their Native Language | 0 | - | 4.99 | 198,482 |
| Independence from Whom | 0 | - | 4.99 | 211,752 |
| Subdivisions by Country | 0 | - | 4.86 | 50,371 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,012 |
| Megadiverse Countries | 0 | - | 4.96 | 134,901 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,824 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,269 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,853 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,061 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,940 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,493 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,241 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,950 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,571 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,045 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,377 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,800 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,105 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,880 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,258 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,424 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,742 |
| World Map Quiz | 0 | - | 4.81 | 64,893 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,494 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,209 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,820 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,114 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,846 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,824 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,746 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,881 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,184 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,364 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,456 |
| Widest Countries East to West | 0 | - | 4.92 | 129,524 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,418 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,197 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,069 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,647 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,428 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,717 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,317 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,769 |
| Countries with Double Letters | 0 | - | 4.97 | 95,612 |
| Countries that End in N | 0 | - | 4.95 | 170,604 |
| Countries with Five Letters | 0 | - | 4.96 | 281,642 |
| Countries with Six Letters | 0 | - | 4.94 | 213,024 |
| Countries with W | 0 | - | 4.97 | 159,919 |
| Countries with Z | 0 | - | 4.98 | 290,858 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,232 |
| Countries That End in U | 0 | - | 4.95 | 120,605 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,104 |
| Countries that End in O | 0 | - | 4.92 | 159,347 |
| Countries that End in R | 0 | - | 4.87 | 118,834 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,611 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,709 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,388 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,271 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,886 |
| Countries That End in Y | 0 | - | 4.91 | 185,763 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,580 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,657 |
| Countries that End in I | 0 | - | 4.94 | 134,980 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,774 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,705 |
| Countries That End in NIA | 0 | - | 4.92 | 109,649 |
| Countries That End in BIA | 0 | - | 4.93 | 149,019 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,908 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,243 |
| Countries That End in RIA | 0 | - | 4.93 | 126,673 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,818 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,185 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,462 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,853 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,404 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,452 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,848 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,381 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,341 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,309 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,061 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,778 |
| Countries that End in L | 0 | - | 4.94 | 156,691 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,924 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,209 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,923 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,843 |
