| Five Closest Countries by Country #1 | 0 | - | 4.99 | 214,698 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 179,593 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 70,155 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.97 | 63,908 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.90 | 54,429 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,339 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,978 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,524 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,917,620 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 323,643 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,070,103 |
| Members of the Arab League | 0 | - | 4.85 | 61,843 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,867 |
| Himalayan Countries | 0 | - | 4.94 | 104,732 |
| Andean Countries | 0 | - | 4.91 | 58,059 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 59,016 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,308 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,674 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,021 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,277 |
| Danube Countries | 0 | - | 4.97 | 56,624 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,665 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,832 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,162 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,328 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,497 |
| European Landlocked Countries | 0 | - | 4.99 | 115,486 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,309 |
| Countries with the Most Species | 0 | - | 4.99 | 89,521 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,325 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,669 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,995 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,243 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,398 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,675 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,111 |
| Countries in the Alps | 0 | - | 4.84 | 102,591 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,274 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 87,046 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,559 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,214 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,918 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,526 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,587 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,118 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,297 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,625 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,396 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,575 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,651 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,447 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,930 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,435 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 97,947 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,309 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,359 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 196,082 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,802 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,258 |
| Largest Countries By Category | 0 | - | 4.96 | 144,839 |
| Countries by Countries | 0 | - | 4.96 | 54,614 |
| Country Flags with the Most White | 0 | - | 4.90 | 124,366 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,312 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,680 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 44,688 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,159 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,048 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 355,397 |
| Island Countries Quiz | 0 | - | 4.99 | 660,404 |
| Biggest Countries by Area | 0 | - | 5.00 | 932,783 |
| Northernmost Countries | 0 | - | 4.99 | 327,091 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.58 | 51,734 |
| Countries of South America | 0 | - | 5.00 | 792,901 |
| Countries of Oceania | 0 | - | 5.00 | 893,259 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,150,577 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,571,865 |
| Countries With the Most Neighbors | 0 | - | 4.44 | 85,186 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,799 |
| Countries with Megacities | 0 | - | 4.99 | 197,090 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,434 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,873 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,287 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,840 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,789 |
| Countries by Official Language | 0 | - | 4.96 | 171,989 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,170 |
| Countries in their Native Language | 0 | - | 4.98 | 178,256 |
| Independence from Whom | 0 | - | 4.99 | 185,515 |
| Subdivisions by Country | 0 | - | 4.82 | 46,429 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,404 |
| Megadiverse Countries | 0 | - | 4.96 | 125,292 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,348 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,656 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,371 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,547 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,125 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,843 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,096 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,024 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,782 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,581 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,948 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,247 |
| Countries of the World in Alphabetical Order | 0 | - | 4.99 | 82,144 |
| World Map Quiz | 0 | - | 4.90 | 49,358 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 113,383 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 81,464 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,715 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,899 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,995 |
| Countries With the Most Languages | 0 | - | 4.90 | 173,557 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,298 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,581 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,277 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,936 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,434 |
| Widest Countries East to West | 0 | - | 4.93 | 119,353 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,818 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,974 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,646 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 85,567 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,822 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,148 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 66,452 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.82 | 32,046 |
| Countries with Double Letters | 0 | - | 4.96 | 68,390 |
| Countries that End in N | 0 | - | 4.94 | 132,729 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 229,774 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 187,056 |
| Countries with W | 0 | - | 4.96 | 122,727 |
| Countries with Z | 0 | - | 4.98 | 244,439 |
| Countries with Letters Missing | 0 | - | 4.97 | 165,103 |
| Countries That End in U | 0 | - | 4.95 | 107,577 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,508 |
| Countries that End in O | 0 | - | 4.92 | 146,944 |
| Countries that End in R | 0 | - | 4.85 | 96,484 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,238 |
| Countries Ending in "IA" | 0 | - | 4.99 | 171,354 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,771 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,222 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,291 |
| Countries That End in Y | 0 | - | 4.90 | 161,639 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 160,989 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,758 |
| Countries that End in I | 0 | - | 4.92 | 114,498 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 149,540 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 88,272 |
| Countries That End in NIA | 0 | - | 4.93 | 100,840 |
| Countries That End in BIA | 0 | - | 4.91 | 126,083 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 153,245 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,752 |
| Countries That End in RIA | 0 | - | 4.90 | 100,959 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 100,444 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 200,728 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 119,683 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 110,572 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 77,382 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 92,231 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 96,725 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 42,830 |
| Countries with the Word "And" | 0 | - | 4.98 | 83,447 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 40,728 |
| Countries that End in L | 0 | - | 4.95 | 134,277 |
| "Land" Countries | 0 | - | 4.98 | 289,202 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 188,830 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.97 | 65,179 |
| City to Country Quiz #1 | 0 | - | 4.94 | 134,283 |
| City to Country Quiz #3 | 0 | - | 4.86 | 100,182 |
| 45 European Countries, 45 Cities | 0 | - | 4.94 | 71,610 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 207,870 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,260 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 116,470 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 133,054 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 193,876 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 140,856 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 65,889 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 92,064 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 82,308 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 56,042 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,311,235 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,585 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,063,607 |
| One Border Countries | 0 | - | 4.98 | 410,073 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,393,533 |
| Countries With One Word and Three A's | 0 | - | 4.85 | 30,823 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,104 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,013 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,011 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,939 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 69,593 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,435 |
| World Capitals by Proximity | 0 | - | 4.88 | 299,194 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,823 |
| Countries by National Anthem | 0 | - | 4.95 | 61,830 |
| NATO Countries Quiz | 0 | - | 4.98 | 225,411 |
| EU Countries Quiz | 0 | - | 4.99 | 227,890 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 144,678 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 77,612 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,969 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 225,871 |
