| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,202 |
| Landlocked Countries | 0 | - | 4.99 | 424,949 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,820,831 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,817 |
| Countries Producing the Most Oranges | 0 | - | 4.82 | 51,921 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 99,379 |
| Top Chocolate Growing Countries | 0 | - | 4.93 | 62,065 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,852 |
| Himalayan Countries | 0 | - | 4.93 | 139,928 |
| Andean Countries | 0 | - | 4.94 | 85,269 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,430 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,775 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,005 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,299 |
| Danube Countries | 0 | - | 4.97 | 72,306 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,468 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,748 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,943 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,442 |
| European Landlocked Countries | 0 | - | 4.99 | 147,508 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,165 |
| Countries with the Most Species | 0 | - | 4.99 | 103,513 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,296 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,734 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,844 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,780 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,510 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,945 |
| Countries in the Alps | 0 | - | 4.87 | 118,662 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,440 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,700 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,908 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,944 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,864 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,179 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,304 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,800 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,363 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,103 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,811 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,686 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,483 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,724 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,818 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,630 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,549 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,659 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,556 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,389 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,953 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,463 |
| Largest Countries By Category | 0 | - | 4.97 | 158,738 |
| Countries by Countries | 0 | - | 4.96 | 63,555 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,167 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,377 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,029 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,799,336 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,196 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,834 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,456 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,262 |
| Island Countries | 0 | - | 4.99 | 712,261 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,852 |
| Northernmost Countries | 0 | - | 4.99 | 363,636 |
| Countries of South America | 0 | - | 5.00 | 931,583 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,971 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,886,792 |
| "Land" Countries | 0 | - | 4.98 | 338,215 |
| Countries with the Most Cultivated Land | 0 | - | 4.73 | 34,274 |
| Countries Producing the Most Bananas | 0 | - | 4.69 | 55,467 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,909 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,953 |
| Countries with Megacities | 0 | - | 4.99 | 266,709 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,648 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,000 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,958 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,122 |
| Countries by Official Language | 0 | - | 4.95 | 195,863 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,449 |
| Countries in their Native Language | 0 | - | 4.99 | 199,628 |
| Independence from Whom | 0 | - | 4.99 | 212,895 |
| Subdivisions by Country | 0 | - | 4.87 | 50,585 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,320 |
| Megadiverse Countries | 0 | - | 4.96 | 135,221 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,837 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,409 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,504 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,801 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,016 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,530 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,791 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,236 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,352 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,336 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,404 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,118 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,547 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,660 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,151 |
| World Map Quiz | 0 | - | 4.81 | 65,568 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,867 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,633 |
| Countries by Founding Story | 0 | - | 4.95 | 77,734 |
| Countries by Road Signs | 0 | - | 4.98 | 54,295 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,096 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,990 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,481 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,372 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,338 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,456 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,660 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,647 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,459 |
| Widest Countries East to West | 0 | - | 4.92 | 130,378 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,577 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,169 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,489 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,010 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,909 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,405 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,475 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,880 |
| Countries with Double Letters | 0 | - | 4.96 | 96,922 |
| Countries that End in N | 0 | - | 4.94 | 171,792 |
| Countries with Five Letters | 0 | - | 4.96 | 283,563 |
| Countries with Six Letters | 0 | - | 4.94 | 214,282 |
| Countries with W | 0 | - | 4.96 | 160,835 |
| Countries with Z | 0 | - | 4.98 | 292,267 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,185 |
| Countries That End in U | 0 | - | 4.95 | 121,122 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 134,993 |
| Countries that End in O | 0 | - | 4.92 | 159,864 |
| Countries that End in R | 0 | - | 4.87 | 119,139 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,896 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,717 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,066 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,763 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,693 |
| Countries That End in Y | 0 | - | 4.91 | 186,053 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,365 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,191 |
| Countries that End in I | 0 | - | 4.94 | 135,271 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,529 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,011 |
| Countries That End in NIA | 0 | - | 4.92 | 109,999 |
| Countries That End in BIA | 0 | - | 4.93 | 149,521 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,447 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,712 |
| Countries That End in RIA | 0 | - | 4.93 | 127,018 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,319 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,420 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,082 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,527 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,102 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,769 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,277 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,523 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,832 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,611 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,642 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,334 |
| Countries that End in L | 0 | - | 4.94 | 157,073 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 217,717 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,331 |
| City to Country Quiz #1 | 0 | - | 4.97 | 157,303 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,859 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,384 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,315 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,067 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,388 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,184 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,889 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,151 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,213 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,805 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,194 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,452,994 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,195 |
| One Border Countries | 0 | - | 4.98 | 471,608 |
| Countries with the Highest Percentage of Cultivated Land | 0 | - | 4.74 | 14,322 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,667 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,846,022 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,649,357 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,262 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,889 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,578 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,848 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,135 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,530 |
| Countries by National Anthem | 0 | - | 4.92 | 71,394 |
| NATO Countries | 0 | - | 4.98 | 283,079 |
| EU Countries Quiz | 0 | - | 4.99 | 277,436 |
| Recently Independent Countries | 0 | - | 4.98 | 159,984 |
| French-Speaking Countries | 0 | - | 4.85 | 271,530 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,021 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,566 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,990 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,525 |
| German-Speaking Countries | 0 | - | 4.92 | 145,972 |
