| "Land" Countries | 0 | - | 4.98 | 337,051 |
| Countries with Double Letters | 0 | - | 4.96 | 95,976 |
| Countries that End in N | 0 | - | 4.95 | 170,883 |
| Countries with Five Letters | 0 | - | 4.96 | 282,011 |
| Countries with Six Letters | 0 | - | 4.94 | 213,299 |
| Countries with W | 0 | - | 4.97 | 160,140 |
| Countries with Z | 0 | - | 4.98 | 291,173 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,504 |
| Countries That End in U | 0 | - | 4.95 | 120,742 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,271 |
| Countries that End in O | 0 | - | 4.92 | 159,434 |
| Countries that End in R | 0 | - | 4.87 | 118,904 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,672 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,866 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,564 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,385 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,295 |
| Countries That End in Y | 0 | - | 4.91 | 185,810 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,760 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,734 |
| Countries that End in I | 0 | - | 4.94 | 135,033 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,932 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,754 |
| Countries That End in NIA | 0 | - | 4.92 | 109,705 |
| Countries That End in BIA | 0 | - | 4.93 | 149,102 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,998 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,328 |
| Countries That End in RIA | 0 | - | 4.93 | 126,739 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,918 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,324 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,553 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,952 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,516 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,514 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,931 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,415 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,432 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,367 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,161 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,860 |
| Countries that End in L | 0 | - | 4.94 | 156,748 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,226 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,239 |
| Landlocked Countries | 0 | - | 4.99 | 421,132 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,512,134 |
| Countries with Four Letters | 0 | - | 4.99 | 422,853 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,031 |
| Himalayan Countries | 0 | - | 4.95 | 138,345 |
| Andean Countries | 0 | - | 4.93 | 84,390 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,611 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,530 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,242 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,646 |
| Danube Countries | 0 | - | 4.97 | 71,910 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,888 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,314 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,125 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,583 |
| European Landlocked Countries | 0 | - | 4.99 | 147,041 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,475 |
| Countries with the Most Species | 0 | - | 4.99 | 103,155 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,627 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,537 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,679 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,478 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,157 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,572 |
| Countries in the Alps | 0 | - | 4.87 | 118,057 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,448 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,857 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,587 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,514 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,395 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,878 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,557 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,415 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,119 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,761 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,589 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,456 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,128 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,395 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,426 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,685 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,227 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,732 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,910 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,505 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,843 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,153 |
| Largest Countries By Category | 0 | - | 4.97 | 158,037 |
| Countries by Countries | 0 | - | 4.96 | 63,093 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,561 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,243 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,536 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,308 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,891 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,579 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,772,267 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,682 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,025 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,839 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,273 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,678 |
| Island Countries | 0 | - | 4.99 | 710,701 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,716 |
| Northernmost Countries | 0 | - | 4.99 | 361,558 |
| Countries of South America | 0 | - | 5.00 | 926,002 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,244 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,874,240 |
| Countries with J | 0 | - | 4.55 | 185,212 |
| Countries by Consonants | 0 | - | 4.42 | 78,660 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,381,404 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,663 |
| Countries with Megacities | 0 | - | 4.99 | 263,959 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,511 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,343 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,777 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,400 |
| Countries by Official Language | 0 | - | 4.95 | 195,066 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,142 |
| Countries in their Native Language | 0 | - | 4.99 | 198,670 |
| Independence from Whom | 0 | - | 4.99 | 211,881 |
| Subdivisions by Country | 0 | - | 4.86 | 50,387 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,572 |
| Megadiverse Countries | 0 | - | 4.96 | 134,939 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,929 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,298 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,875 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,077 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,003 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,546 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,342 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,980 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,599 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,053 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,496 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,828 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,140 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,912 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,299 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,445 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,918 |
| World Map Quiz | 0 | - | 4.81 | 64,970 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,776 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,266 |
| Countries by Founding Story | 0 | - | 4.95 | 77,294 |
| Countries by Road Signs | 0 | - | 4.98 | 53,895 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,918 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,173 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,901 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,970 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,809 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,928 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,227 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,393 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,506 |
| Widest Countries East to West | 0 | - | 4.92 | 129,567 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,432 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,272 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,088 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,700 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,483 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,769 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,334 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,782 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,956 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,892 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,922 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,572 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,529 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,894 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,423 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,285 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,794 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,050 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,671 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,814 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,766 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,613 |
| One Border Countries | 0 | - | 4.98 | 469,145 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,757 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,418 |
| Most Similar Country Names | 0 | - | 4.16 | 46,527 |
| Longest Country Name A-Z | 0 | - | 4.32 | 42,162 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,831,336 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,627,327 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,799 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,986 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,999 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,464 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,619 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,138 |
| Countries by National Anthem | 0 | - | 4.93 | 71,263 |
| NATO Countries | 0 | - | 4.98 | 280,876 |
| EU Countries Quiz | 0 | - | 4.99 | 274,786 |
| Recently Independent Countries | 0 | - | 4.98 | 159,355 |
| French-Speaking Countries | 0 | - | 4.85 | 270,672 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,862 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,247 |
