| Countries with Wild Tigers | 0 | - | 4.96 | 136,738 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,106 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,135 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,387,427 |
| Landlocked Countries | 0 | - | 4.99 | 419,636 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,293 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,601 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,401 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,174 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,898 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,280 |
| Himalayan Countries | 0 | - | 4.95 | 137,720 |
| Andean Countries | 0 | - | 4.95 | 84,076 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,319 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,845 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,949 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,432 |
| Danube Countries | 0 | - | 4.97 | 71,730 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,655 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,126 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,773 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,856 |
| European Landlocked Countries | 0 | - | 4.99 | 146,856 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,224 |
| Countries with the Most Species | 0 | - | 4.99 | 102,993 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,385 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,455 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,615 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,363 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,039 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,431 |
| Countries in the Alps | 0 | - | 4.87 | 117,805 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,210 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,518 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,464 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,203 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,182 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,771 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,367 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,257 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,016 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,621 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,521 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,367 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,986 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,254 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,273 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,328 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,111 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,170 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,619 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,642 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,692 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,416 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,035 |
| Largest Countries By Category | 0 | - | 4.97 | 157,772 |
| Countries by Countries | 0 | - | 4.96 | 62,917 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,318 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,179 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,485 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,398 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,427 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,983 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,743 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,595 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,799 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,628 |
| Island Countries | 0 | - | 4.99 | 710,054 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,325 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,328 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,825 |
| Northernmost Countries | 0 | - | 4.99 | 360,810 |
| Countries of South America | 0 | - | 5.00 | 923,914 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,486 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,824 |
| "Land" Countries | 0 | - | 4.98 | 335,965 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,589 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,503 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,893 |
| Name a Valid African Country | 0 | - | 4.98 | 153,933 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,353 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,981 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,226 |
| Countries with Megacities | 0 | - | 4.99 | 262,241 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,068 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,106 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,371 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,141 |
| Countries by Official Language | 0 | - | 4.95 | 194,778 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,720 |
| Countries in their Native Language | 0 | - | 4.99 | 198,322 |
| Independence from Whom | 0 | - | 4.99 | 211,497 |
| Subdivisions by Country | 0 | - | 4.86 | 50,317 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,839 |
| Megadiverse Countries | 0 | - | 4.96 | 134,816 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,652 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,217 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,792 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,035 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,797 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,425 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,069 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,886 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,526 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,012 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,153 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,755 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,035 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,824 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,193 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,620 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,368 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,389 |
| World Map Quiz | 0 | - | 4.81 | 64,711 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,920 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,106 |
| Countries by Founding Story | 0 | - | 4.95 | 77,129 |
| Countries by Road Signs | 0 | - | 4.98 | 53,722 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,644 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,010 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,740 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,545 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,604 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,756 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,893 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,307 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,347 |
| Widest Countries East to West | 0 | - | 4.92 | 129,437 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,404 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,046 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,023 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,572 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,308 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,623 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,273 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,739 |
| Countries with Double Letters | 0 | - | 4.97 | 95,219 |
| Countries that End in N | 0 | - | 4.95 | 170,213 |
| Countries with Five Letters | 0 | - | 4.96 | 280,900 |
| Countries with Six Letters | 0 | - | 4.94 | 212,654 |
| Countries with W | 0 | - | 4.97 | 159,608 |
| Countries with Z | 0 | - | 4.98 | 290,227 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,852 |
| Countries That End in U | 0 | - | 4.95 | 120,454 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,871 |
| Countries that End in O | 0 | - | 4.92 | 159,242 |
| Countries that End in R | 0 | - | 4.87 | 118,762 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,539 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,460 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,211 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,149 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,743 |
| Countries That End in Y | 0 | - | 4.91 | 185,675 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,380 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,510 |
| Countries that End in I | 0 | - | 4.94 | 134,905 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,396 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,615 |
| Countries That End in NIA | 0 | - | 4.92 | 109,559 |
| Countries That End in BIA | 0 | - | 4.93 | 148,907 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,803 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,131 |
| Countries That End in RIA | 0 | - | 4.93 | 126,583 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,714 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,900 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,322 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,700 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,229 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,379 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,733 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,305 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,216 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,234 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,910 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,633 |
| Countries that End in L | 0 | - | 4.94 | 156,588 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,363 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,167 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,877 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,773 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,819 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,916 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,279 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,712 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,220 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,713 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,636 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,983 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,615 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,712 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,825,389 |
| One Border Countries | 0 | - | 4.98 | 468,073 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,618,660 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,949 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,850 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 106,120 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,719 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,629 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,578 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,770 |
