| "Land" Countries | 0 | - | 4.98 | 335,884 |
| Countries with Double Letters | 0 | - | 4.97 | 95,150 |
| Countries that End in N | 0 | - | 4.95 | 170,110 |
| Countries with Five Letters | 0 | - | 4.96 | 280,595 |
| Countries with Six Letters | 0 | - | 4.94 | 212,558 |
| Countries with W | 0 | - | 4.97 | 159,550 |
| Countries with Z | 0 | - | 4.98 | 289,893 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,803 |
| Countries That End in U | 0 | - | 4.95 | 120,427 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,811 |
| Countries that End in O | 0 | - | 4.92 | 159,216 |
| Countries that End in R | 0 | - | 4.87 | 118,750 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,526 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,389 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,153 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,108 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,700 |
| Countries That End in Y | 0 | - | 4.91 | 185,657 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,284 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,467 |
| Countries that End in I | 0 | - | 4.94 | 134,888 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,144 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,595 |
| Countries That End in NIA | 0 | - | 4.92 | 109,535 |
| Countries That End in BIA | 0 | - | 4.93 | 148,873 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,763 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,094 |
| Countries That End in RIA | 0 | - | 4.93 | 126,560 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,668 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,797 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,279 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,651 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,182 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,350 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,706 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,272 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,166 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,213 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,871 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,575 |
| Countries that End in L | 0 | - | 4.94 | 156,564 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,171 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,160 |
| Landlocked Countries | 0 | - | 4.99 | 419,296 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,359,405 |
| Countries with Four Letters | 0 | - | 4.99 | 421,772 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,142 |
| Himalayan Countries | 0 | - | 4.95 | 137,563 |
| Andean Countries | 0 | - | 4.95 | 84,013 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,279 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,753 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,896 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,396 |
| Danube Countries | 0 | - | 4.97 | 71,702 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,611 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,098 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,710 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,789 |
| European Landlocked Countries | 0 | - | 4.99 | 146,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,179 |
| Countries with the Most Species | 0 | - | 4.99 | 102,952 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,329 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,439 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,334 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,008 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,396 |
| Countries in the Alps | 0 | - | 4.87 | 117,747 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,178 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,438 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,444 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,038 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,143 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,744 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,324 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,220 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,986 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,585 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,506 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,355 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,961 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,218 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,242 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,257 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,089 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,589 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,589 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,538 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,314 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,016 |
| Largest Countries By Category | 0 | - | 4.97 | 157,700 |
| Countries by Countries | 0 | - | 4.96 | 62,872 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,259 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,172 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,687 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,364 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,035 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,501 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,205 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,302 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,695 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,302 |
| Island Countries | 0 | - | 4.99 | 709,908 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,446 |
| Northernmost Countries | 0 | - | 4.99 | 360,636 |
| Countries of South America | 0 | - | 5.00 | 923,395 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,743 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,503 |
| Countries with J | 0 | - | 4.54 | 184,947 |
| Countries by Consonants | 0 | - | 4.42 | 78,542 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,497 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,131 |
| Countries with Megacities | 0 | - | 4.99 | 261,403 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,989 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,054 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,267 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,080 |
| Countries by Official Language | 0 | - | 4.95 | 194,700 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,629 |
| Countries in their Native Language | 0 | - | 4.99 | 198,248 |
| Independence from Whom | 0 | - | 4.99 | 211,407 |
| Subdivisions by Country | 0 | - | 4.86 | 50,299 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,778 |
| Megadiverse Countries | 0 | - | 4.96 | 134,791 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,590 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,204 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,768 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,028 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,746 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,402 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,032 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,863 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,506 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,000 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,069 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,736 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,011 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,801 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,173 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,341 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,295 |
| World Map Quiz | 0 | - | 4.81 | 64,644 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,758 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,068 |
| Countries by Founding Story | 0 | - | 4.95 | 77,101 |
| Countries by Road Signs | 0 | - | 4.98 | 53,685 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,585 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,971 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,686 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,429 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,560 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,716 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,861 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,295 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,322 |
| Widest Countries East to West | 0 | - | 4.92 | 129,409 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,389 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,992 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,008 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,546 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,265 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,585 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,252 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,732 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,858 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,741 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,799 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,848 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,229 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,667 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,168 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,666 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,609 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,966 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,609 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,692 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,820 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,859 |
| One Border Countries | 0 | - | 4.98 | 467,879 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,556 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,304 |
| Most Similar Country Names | 0 | - | 4.16 | 46,465 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,051 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,823,901 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,616,822 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,585 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,500 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,729 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,309 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,417 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,965 |
| Countries by National Anthem | 0 | - | 4.93 | 71,195 |
| NATO Countries | 0 | - | 4.98 | 279,512 |
| EU Countries Quiz | 0 | - | 4.99 | 273,171 |
| Recently Independent Countries | 0 | - | 4.98 | 159,067 |
| French-Speaking Countries | 0 | - | 4.85 | 270,274 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,773 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,683 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,645 |
