| "Land" Countries | 0 | - | 4.98 | 339,111 |
| Countries with Double Letters | 0 | - | 4.96 | 97,730 |
| Countries that End in N | 0 | - | 4.95 | 172,718 |
| Countries with Five Letters | 0 | - | 4.96 | 284,761 |
| Countries with Six Letters | 0 | - | 4.94 | 215,057 |
| Countries with W | 0 | - | 4.96 | 161,381 |
| Countries with Z | 0 | - | 4.98 | 293,126 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,751 |
| Countries That End in U | 0 | - | 4.95 | 121,433 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,501 |
| Countries that End in O | 0 | - | 4.92 | 160,407 |
| Countries that End in R | 0 | - | 4.87 | 119,304 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,080 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,219 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 187,249 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,265 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,941 |
| Countries That End in Y | 0 | - | 4.91 | 186,193 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,461 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,462 |
| Countries that End in I | 0 | - | 4.94 | 135,452 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,407 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,169 |
| Countries That End in NIA | 0 | - | 4.92 | 110,181 |
| Countries That End in BIA | 0 | - | 4.93 | 149,773 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,980 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,932 |
| Countries That End in RIA | 0 | - | 4.93 | 127,182 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,574 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 229,025 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,436 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,906 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,461 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,942 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,492 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,617 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 126,089 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,759 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,943 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,657 |
| Countries that End in L | 0 | - | 4.94 | 157,279 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 218,710 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,388 |
| Landlocked Countries | 0 | - | 4.99 | 427,523 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,991,280 |
| Countries with Four Letters | 0 | - | 4.99 | 426,605 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,042 |
| Himalayan Countries | 0 | - | 4.93 | 140,944 |
| Andean Countries | 0 | - | 4.94 | 85,861 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,967 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,574 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,514 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,731 |
| Danube Countries | 0 | - | 4.97 | 72,585 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,846 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,999 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,493 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,968 |
| European Landlocked Countries | 0 | - | 4.99 | 147,803 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,576 |
| Countries with the Most Species | 0 | - | 4.99 | 103,660 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,682 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,824 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,963 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,945 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,697 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,156 |
| Countries in the Alps | 0 | - | 4.87 | 119,017 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,070 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,210 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,080 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,204 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,172 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,411 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,627 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,020 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,526 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,336 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,968 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,846 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,692 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,943 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,046 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,201 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,759 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,657 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,874 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,462 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,579 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,632 |
| Largest Countries By Category | 0 | - | 4.97 | 159,138 |
| Countries by Countries | 0 | - | 4.97 | 63,831 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,491 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,453 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,716 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,553 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,586 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,267 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,814,388 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 140,421 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,601 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,868 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,127 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,531 |
| Island Countries | 0 | - | 4.99 | 713,102 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,492 |
| Northernmost Countries | 0 | - | 4.99 | 364,738 |
| Countries of South America | 0 | - | 5.00 | 934,696 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,966 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,894,010 |
| Countries with J | 0 | - | 4.55 | 186,434 |
| Countries by Consonants | 0 | - | 4.42 | 79,008 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,920 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,589 |
| Countries with Megacities | 0 | - | 4.99 | 268,042 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,231 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,379 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,558 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,482 |
| Countries by Official Language | 0 | - | 4.95 | 196,286 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,023 |
| Countries in their Native Language | 0 | - | 4.99 | 200,009 |
| Independence from Whom | 0 | - | 4.99 | 213,475 |
| Subdivisions by Country | 0 | - | 4.87 | 50,676 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,727 |
| Megadiverse Countries | 0 | - | 4.96 | 149,573 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,184 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,591 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,832 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,266 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,518 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,941 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,343 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,643 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,193 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,292 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,844 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,510 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,524 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,236 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,657 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,991 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,825 |
| World Map Quiz | 0 | - | 4.81 | 65,962 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 160,062 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,847 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,776 |
| Countries by Founding Story | 0 | - | 4.95 | 77,930 |
| Countries by Road Signs | 0 | - | 4.98 | 54,476 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,582 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,269 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,741 |
| Countries With the Most Languages | 0 | - | 4.90 | 204,013 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,586 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,703 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,883 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,780 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,987 |
| Widest Countries East to West | 0 | - | 4.92 | 130,888 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,637 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,446 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,577 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,179 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,230 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,634 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,546 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,929 |
| City to Country Quiz #1 | 0 | - | 4.96 | 157,907 |
| City to Country Quiz #3 | 0 | - | 4.88 | 120,176 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,562 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,718 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,347 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,551 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,453 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 226,231 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,346 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,306 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,977 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,886 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,381 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,510 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,095 |
| One Border Countries | 0 | - | 4.98 | 472,731 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,272 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,770 |
| Most Similar Country Names | 0 | - | 4.16 | 46,729 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,444 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,854,657 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,661,340 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,492 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,577 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,864 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 113,078 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,396 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,751 |
| Countries by National Anthem | 0 | - | 4.92 | 71,447 |
| NATO Countries | 0 | - | 4.98 | 284,141 |
| EU Countries Quiz | 0 | - | 4.99 | 279,050 |
| Recently Independent Countries | 0 | - | 4.98 | 160,548 |
| French-Speaking Countries | 0 | - | 4.85 | 271,951 |
