| "Land" Countries | 0 | - | 4.98 | 335,802 |
| Countries with Double Letters | 0 | - | 4.97 | 95,100 |
| Countries that End in N | 0 | - | 4.95 | 170,003 |
| Countries with Five Letters | 0 | - | 4.96 | 280,265 |
| Countries with Six Letters | 0 | - | 4.94 | 212,489 |
| Countries with W | 0 | - | 4.97 | 159,523 |
| Countries with Z | 0 | - | 4.98 | 289,814 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,753 |
| Countries That End in U | 0 | - | 4.95 | 120,416 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,760 |
| Countries that End in O | 0 | - | 4.92 | 159,199 |
| Countries that End in R | 0 | - | 4.87 | 118,735 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,515 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,339 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,112 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,087 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,669 |
| Countries That End in Y | 0 | - | 4.90 | 185,650 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,232 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,429 |
| Countries that End in I | 0 | - | 4.94 | 134,871 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,086 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,581 |
| Countries That End in NIA | 0 | - | 4.92 | 109,517 |
| Countries That End in BIA | 0 | - | 4.93 | 148,846 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,725 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,065 |
| Countries That End in RIA | 0 | - | 4.93 | 126,542 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,637 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,715 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,233 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,591 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,120 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,330 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,690 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,245 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,130 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,200 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,830 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,538 |
| Countries that End in L | 0 | - | 4.94 | 156,542 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,037 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,156 |
| Landlocked Countries | 0 | - | 4.99 | 418,987 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,336,854 |
| Countries with Four Letters | 0 | - | 4.99 | 421,610 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,013 |
| Himalayan Countries | 0 | - | 4.94 | 137,444 |
| Andean Countries | 0 | - | 4.95 | 83,949 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,235 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,673 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,840 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,358 |
| Danube Countries | 0 | - | 4.97 | 71,668 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,559 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,061 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,661 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,739 |
| European Landlocked Countries | 0 | - | 4.99 | 146,780 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,143 |
| Countries with the Most Species | 0 | - | 4.99 | 102,912 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,275 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,433 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,589 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,305 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,994 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,368 |
| Countries in the Alps | 0 | - | 4.87 | 117,697 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,138 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,373 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,425 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,990 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,101 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,604 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,290 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,192 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,971 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,557 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,481 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,341 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,929 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,190 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,210 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,194 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,066 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,575 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,533 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,397 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,236 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,001 |
| Largest Countries By Category | 0 | - | 4.97 | 157,646 |
| Countries by Countries | 0 | - | 4.96 | 62,844 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,214 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,162 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,469 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,658 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,326 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,757,087 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,479 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,034 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,031 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,618 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,125 |
| Island Countries | 0 | - | 4.99 | 709,771 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,086 |
| Northernmost Countries | 0 | - | 4.99 | 360,494 |
| Countries of South America | 0 | - | 5.00 | 922,942 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,098 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,457 |
| Countries with J | 0 | - | 4.54 | 184,894 |
| Countries by Consonants | 0 | - | 4.42 | 78,533 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,783 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,032 |
| Countries with Megacities | 0 | - | 4.99 | 260,173 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,906 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,000 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,179 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,008 |
| Countries by Official Language | 0 | - | 4.95 | 194,645 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,545 |
| Countries in their Native Language | 0 | - | 4.99 | 198,191 |
| Independence from Whom | 0 | - | 4.99 | 211,322 |
| Subdivisions by Country | 0 | - | 4.86 | 50,288 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,712 |
| Megadiverse Countries | 0 | - | 4.96 | 134,769 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,550 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,186 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,757 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,018 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,715 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,382 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,981 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,846 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,490 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,990 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,988 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,721 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,995 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,777 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,157 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,327 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,202 |
| World Map Quiz | 0 | - | 4.81 | 64,528 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,624 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,035 |
| Countries by Founding Story | 0 | - | 4.95 | 77,072 |
| Countries by Road Signs | 0 | - | 4.98 | 53,654 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,512 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,930 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,643 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,336 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,519 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,673 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,832 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,263 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,287 |
| Widest Countries East to West | 0 | - | 4.92 | 129,379 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,383 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,967 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,994 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,512 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,223 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,555 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,235 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,728 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,840 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,725 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,785 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,785 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,172 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,630 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,134 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,619 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,584 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,958 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,601 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,669 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,327 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,758 |
| One Border Countries | 0 | - | 4.98 | 467,705 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,526 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,289 |
| Most Similar Country Names | 0 | - | 4.16 | 46,455 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,029 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,822,792 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,615,148 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,559 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,440 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,689 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,278 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,375 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,934 |
| Countries by National Anthem | 0 | - | 4.93 | 71,184 |
| NATO Countries | 0 | - | 4.98 | 279,373 |
| EU Countries Quiz | 0 | - | 4.99 | 272,966 |
| Recently Independent Countries | 0 | - | 4.98 | 159,020 |
| French-Speaking Countries | 0 | - | 4.85 | 270,220 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,761 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,586 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,504 |
