| Five Closest Countries by Country #1 | 0 | - | 5.00 | 213,011 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 178,439 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.92 | 69,145 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.97 | 62,969 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.90 | 53,690 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,948 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,303 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 67,870 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,410,974 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 316,849 |
| Countries Closest to the Equator A-Z | 0 | - | 4.56 | 34,402 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,012,061 |
| Countries on the Equator | 0 | - | 4.82 | 132,084 |
| Members of the Arab League | 0 | - | 4.81 | 58,982 |
| Sahara Desert Countries | 0 | - | 4.97 | 124,984 |
| Himalayan Countries | 0 | - | 4.95 | 102,291 |
| Andean Countries | 0 | - | 4.90 | 56,816 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,655 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,526 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,832 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,499 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,680 |
| Danube Countries | 0 | - | 4.97 | 56,334 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,363 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,574 |
| Countries with the Best Passports | 0 | - | 4.86 | 70,230 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,724 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,323 |
| European Landlocked Countries | 0 | - | 4.99 | 114,810 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,695 |
| Countries with the Most Species | 0 | - | 4.99 | 89,071 |
| Countries 197 to 205 | 0 | - | 4.87 | 55,750 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,416 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,788 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,719 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,085 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,430 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,631 |
| Countries in the Alps | 0 | - | 4.82 | 101,736 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,549 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,664 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,083 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,653 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,299 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 86,812 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 88,992 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,714 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,040 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,097 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,860 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,307 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,384 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 94,903 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,446 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,916 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,439 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,913 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,906 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 192,362 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,182 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,914 |
| Largest Countries By Category | 0 | - | 4.96 | 143,773 |
| Countries by Countries | 0 | - | 4.96 | 54,007 |
| Country Flags with the Most White | 0 | - | 4.90 | 107,560 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 36,898 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,340 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,242 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,306 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,328 |
| Island Countries Quiz | 0 | - | 4.99 | 637,834 |
| Biggest Countries by Area | 0 | - | 5.00 | 923,883 |
| Northernmost Countries | 0 | - | 4.99 | 325,148 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.57 | 51,564 |
| Countries of South America | 0 | - | 5.00 | 782,729 |
| Countries of Oceania | 0 | - | 5.00 | 880,800 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,103,899 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,549,173 |
| Countries With the Most Neighbors | 0 | - | 4.44 | 84,764 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 123,985 |
| Countries with Megacities | 0 | - | 4.99 | 194,501 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,239 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,749 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,535 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,613 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,783 |
| Countries by Official Language | 0 | - | 4.95 | 153,342 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,405 |
| Countries in their Native Language | 0 | - | 4.98 | 176,839 |
| Independence from Whom | 0 | - | 4.99 | 182,739 |
| Subdivisions by Country | 0 | - | 4.82 | 46,158 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 111,740 |
| Megadiverse Countries | 0 | - | 4.96 | 124,664 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 89,805 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 105,950 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,100 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 129,970 |
| Most Recently-Settled Countries | 0 | - | 4.91 | 48,568 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 76,482 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,251 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,459 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 42,752 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,766 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,459 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,689 |
| Countries of the World in Alphabetical Order | 0 | - | 4.99 | 79,857 |
| World Map Quiz | 0 | - | 4.90 | 48,018 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 110,287 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,675 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,195 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,031 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 106,974 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,370 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,507 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,800 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,368 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,234 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,787 |
| Widest Countries East to West | 0 | - | 4.93 | 118,642 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,663 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 157,790 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,071 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,720 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 117,575 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,446 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,235 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,838 |
| Countries with Double Letters | 0 | - | 4.96 | 66,469 |
| Countries that End in N | 0 | - | 4.94 | 130,850 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 227,368 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,216 |
| Countries with W | 0 | - | 4.97 | 121,162 |
| Countries with Z | 0 | - | 4.98 | 241,825 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,314 |
| Countries That End in U | 0 | - | 4.94 | 106,609 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.96 | 88,016 |
| Countries that End in O | 0 | - | 4.92 | 146,232 |
| Countries that End in R | 0 | - | 4.85 | 96,009 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,782 |
| Countries Ending in "IA" | 0 | - | 4.99 | 169,360 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 154,765 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,495 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,424 |
| Countries That End in Y | 0 | - | 4.90 | 160,737 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,511 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 119,714 |
| Countries that End in I | 0 | - | 4.92 | 114,110 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,289 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,754 |
| Countries That End in NIA | 0 | - | 4.93 | 100,263 |
| Countries That End in BIA | 0 | - | 4.91 | 125,252 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 152,287 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 108,962 |
| Countries That End in RIA | 0 | - | 4.89 | 100,407 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 99,672 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 198,458 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 118,528 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 109,325 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 76,248 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 91,458 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 95,819 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 42,313 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 39,672 |
| Countries that End in L | 0 | - | 4.95 | 133,267 |
| "Land" Countries | 0 | - | 4.98 | 287,735 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 187,661 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.96 | 65,056 |
| City to Country Quiz #1 | 0 | - | 4.94 | 133,649 |
| City to Country Quiz #3 | 0 | - | 4.86 | 99,429 |
| 45 European Countries, 45 Cities | 0 | - | 4.94 | 71,041 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 206,037 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 156,851 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 115,608 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 131,512 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 191,855 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 139,875 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.88 | 65,387 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 91,618 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 81,848 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 55,343 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,301,092 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,349 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,032,025 |
| One Border Countries | 0 | - | 4.98 | 406,312 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,352,285 |
| Countries With One Word and Three A's | 0 | - | 4.83 | 30,149 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,271 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,254 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,152 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,445 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,341 |
| Nearest Capital City #1 | 0 | - | 4.81 | 52,170 |
| World Capitals by Proximity | 0 | - | 4.87 | 284,341 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 48,535 |
| Countries by National Anthem | 0 | - | 4.94 | 61,607 |
| NATO Countries Quiz | 0 | - | 4.98 | 223,289 |
| EU Countries Quiz | 0 | - | 4.99 | 225,824 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 143,262 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 77,114 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,413 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 223,889 |
