| "Land" Countries | 0 | - | 4.98 | 337,270 |
| Countries with Double Letters | 0 | - | 4.96 | 96,179 |
| Countries that End in N | 0 | - | 4.95 | 171,058 |
| Countries with Five Letters | 0 | - | 4.96 | 282,333 |
| Countries with Six Letters | 0 | - | 4.94 | 213,487 |
| Countries with W | 0 | - | 4.97 | 160,283 |
| Countries with Z | 0 | - | 4.98 | 291,382 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,648 |
| Countries That End in U | 0 | - | 4.95 | 120,821 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,409 |
| Countries that End in O | 0 | - | 4.92 | 159,492 |
| Countries that End in R | 0 | - | 4.87 | 118,950 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,709 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,026 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,653 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,448 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,363 |
| Countries That End in Y | 0 | - | 4.91 | 185,857 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,869 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,821 |
| Countries that End in I | 0 | - | 4.94 | 135,070 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,040 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,807 |
| Countries That End in NIA | 0 | - | 4.92 | 109,760 |
| Countries That End in BIA | 0 | - | 4.93 | 149,166 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,077 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,397 |
| Countries That End in RIA | 0 | - | 4.93 | 126,791 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,991 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,524 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,663 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,064 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,622 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,559 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,995 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,435 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,497 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,401 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,251 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,952 |
| Countries that End in L | 0 | - | 4.94 | 156,813 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,604 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,256 |
| Landlocked Countries | 0 | - | 4.99 | 421,735 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,565,120 |
| Countries with Four Letters | 0 | - | 4.99 | 423,191 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,332 |
| Himalayan Countries | 0 | - | 4.95 | 138,618 |
| Andean Countries | 0 | - | 4.93 | 84,550 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,739 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,739 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,373 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,760 |
| Danube Countries | 0 | - | 4.97 | 71,977 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,985 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,396 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,257 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,728 |
| European Landlocked Countries | 0 | - | 4.99 | 147,118 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,589 |
| Countries with the Most Species | 0 | - | 4.99 | 103,214 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,722 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,574 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,710 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,522 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,208 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,633 |
| Countries in the Alps | 0 | - | 4.87 | 118,172 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,960 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,996 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,629 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,577 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,476 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,933 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,649 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,469 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,168 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,820 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,641 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,507 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,200 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,446 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,497 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,850 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,290 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,445 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,034 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,820 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,039 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,206 |
| Largest Countries By Category | 0 | - | 4.97 | 158,177 |
| Countries by Countries | 0 | - | 4.96 | 63,189 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,656 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,273 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,557 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,510 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,989 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,656 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,777,169 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,750 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,291 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,388 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,443 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,056 |
| Island Countries | 0 | - | 4.99 | 710,962 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,571 |
| Northernmost Countries | 0 | - | 4.99 | 361,849 |
| Countries of South America | 0 | - | 5.00 | 927,098 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,507 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,612 |
| Countries with J | 0 | - | 4.55 | 185,294 |
| Countries by Consonants | 0 | - | 4.42 | 78,715 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,110 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,819 |
| Countries with Megacities | 0 | - | 4.99 | 264,413 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,690 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,442 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,948 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,506 |
| Countries by Official Language | 0 | - | 4.95 | 195,208 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,303 |
| Countries in their Native Language | 0 | - | 4.99 | 198,999 |
| Independence from Whom | 0 | - | 4.99 | 212,041 |
| Subdivisions by Country | 0 | - | 4.86 | 50,423 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,689 |
| Megadiverse Countries | 0 | - | 4.96 | 134,997 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,041 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,334 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,223 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,094 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,096 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,582 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,431 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,017 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,634 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,135 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,639 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,864 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,192 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,949 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,341 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,478 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,125 |
| World Map Quiz | 0 | - | 4.81 | 65,049 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,167 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,333 |
| Countries by Founding Story | 0 | - | 4.95 | 77,348 |
| Countries by Road Signs | 0 | - | 4.98 | 53,993 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,040 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,251 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,969 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,132 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,867 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,985 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,279 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,429 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,558 |
| Widest Countries East to West | 0 | - | 4.92 | 129,624 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,445 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,350 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,112 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,752 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,572 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,846 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,366 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,795 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,004 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,935 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,976 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,695 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,617 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,960 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,503 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,391 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,842 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,084 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,697 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,856 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,805 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,876 |
| One Border Countries | 0 | - | 4.98 | 469,744 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,821 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,451 |
| Most Similar Country Names | 0 | - | 4.16 | 46,545 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,193 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,834,005 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,631,048 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,887 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,133 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,110 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,540 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,711 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,201 |
| Countries by National Anthem | 0 | - | 4.93 | 71,283 |
| NATO Countries | 0 | - | 4.98 | 281,395 |
| EU Countries Quiz | 0 | - | 4.99 | 275,328 |
| Recently Independent Countries | 0 | - | 4.98 | 159,443 |
| French-Speaking Countries | 0 | - | 4.85 | 270,803 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,889 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,457 |
