| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,051 |
| Landlocked Countries | 0 | - | 4.99 | 420,017 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,423,473 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,547 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,530 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 98,783 |
| Top Chocolate Growing Countries | 0 | - | 4.93 | 61,756 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,475 |
| Himalayan Countries | 0 | - | 4.95 | 137,898 |
| Andean Countries | 0 | - | 4.95 | 84,163 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,375 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,952 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,030 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,480 |
| Danube Countries | 0 | - | 4.97 | 71,771 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,714 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,170 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,862 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,944 |
| European Landlocked Countries | 0 | - | 4.99 | 146,908 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,295 |
| Countries with the Most Species | 0 | - | 4.99 | 103,041 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,446 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,469 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,638 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,402 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,081 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,470 |
| Countries in the Alps | 0 | - | 4.87 | 117,885 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 97,311 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,609 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,507 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,392 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,243 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,802 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,406 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,286 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,044 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,655 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,546 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,389 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,019 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,308 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,314 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,444 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,140 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,645 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,712 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,939 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,529 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,068 |
| Largest Countries By Category | 0 | - | 4.97 | 157,845 |
| Countries by Countries | 0 | - | 4.97 | 62,957 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,386 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,191 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,498 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,452 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,764,448 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,094 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,930 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,916 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,959 |
| Island Countries | 0 | - | 4.99 | 710,205 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,326 |
| Northernmost Countries | 0 | - | 4.99 | 361,018 |
| Countries of South America | 0 | - | 5.00 | 924,450 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,303 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,380 |
| "Land" Countries | 0 | - | 4.98 | 336,081 |
| Countries with the Most Cultivated Land | 0 | - | 4.73 | 34,172 |
| Countries with the Lowest Percent of Cultivated Land | 0 | - | 4.61 | 34,825 |
| Countries Producing the Most Bananas | 0 | - | 4.69 | 55,111 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,431 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,349 |
| Countries with Megacities | 0 | - | 4.99 | 262,905 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,187 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,169 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,483 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,213 |
| Countries by Official Language | 0 | - | 4.95 | 194,855 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,823 |
| Countries in their Native Language | 0 | - | 4.99 | 198,395 |
| Independence from Whom | 0 | - | 4.99 | 211,609 |
| Subdivisions by Country | 0 | - | 4.86 | 50,339 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,909 |
| Megadiverse Countries | 0 | - | 4.96 | 134,847 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,727 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,811 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,853 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,454 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,145 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,910 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,545 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,029 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,263 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,775 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,061 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,844 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,227 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,395 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,528 |
| World Map Quiz | 0 | - | 4.81 | 64,794 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,178 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,154 |
| Countries by Founding Story | 0 | - | 4.95 | 77,168 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,707 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,053 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,774 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,659 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,657 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,793 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,930 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,335 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,398 |
| Widest Countries East to West | 0 | - | 4.92 | 129,461 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,410 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,109 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,042 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,604 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,362 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,662 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,291 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,752 |
| Countries with Double Letters | 0 | - | 4.97 | 95,313 |
| Countries that End in N | 0 | - | 4.95 | 170,336 |
| Countries with Five Letters | 0 | - | 4.96 | 281,154 |
| Countries with Six Letters | 0 | - | 4.94 | 212,754 |
| Countries with W | 0 | - | 4.97 | 159,672 |
| Countries with Z | 0 | - | 4.98 | 290,550 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,936 |
| Countries That End in U | 0 | - | 4.95 | 120,499 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,943 |
| Countries that End in O | 0 | - | 4.92 | 159,270 |
| Countries that End in R | 0 | - | 4.87 | 118,794 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,560 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,550 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,289 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,195 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,794 |
| Countries That End in Y | 0 | - | 4.91 | 185,700 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,474 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,564 |
| Countries that End in I | 0 | - | 4.94 | 134,930 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,675 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,646 |
| Countries That End in NIA | 0 | - | 4.92 | 109,599 |
| Countries That End in BIA | 0 | - | 4.93 | 148,954 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,856 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,177 |
| Countries That End in RIA | 0 | - | 4.93 | 126,614 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,748 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,005 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,376 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,762 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,298 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,397 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,768 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,349 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,257 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,265 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,951 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,676 |
| Countries that End in L | 0 | - | 4.94 | 156,627 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,606 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,181 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,900 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,804 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,858 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,008 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,338 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,762 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,273 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,775 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,670 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,003 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,634 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,744 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,030 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,169 |
| One Border Countries | 0 | - | 4.98 | 468,372 |
| Countries with the Highest Percentage of Cultivated Land | 0 | - | 4.74 | 14,256 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,827,125 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,620,897 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,675 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,678 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,839 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,362 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,498 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,044 |
| Countries by National Anthem | 0 | - | 4.92 | 71,218 |
| NATO Countries | 0 | - | 4.98 | 280,072 |
| EU Countries Quiz | 0 | - | 4.99 | 273,716 |
| Recently Independent Countries | 0 | - | 4.98 | 159,181 |
| French-Speaking Countries | 0 | - | 4.85 | 270,432 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,797 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,921 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,112 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,831 |
| German-Speaking Countries | 0 | - | 4.91 | 145,512 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,779 |
