| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,136 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 396,834 |
| Countries of the World Quiz | 0 | - | 5.00 | 45,448,046 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 80,080 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 96,721 |
| Top Chocolate Growing Countries | 0 | - | 4.92 | 59,662 |
| Sahara Desert Countries | 0 | - | 4.98 | 152,561 |
| Himalayan Countries | 0 | - | 4.95 | 128,290 |
| Andean Countries | 0 | - | 4.93 | 72,264 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 59,398 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 117,734 |
| Coffee Producing Countries | 0 | - | 4.84 | 62,774 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 61,857 |
| Danube Countries | 0 | - | 4.97 | 62,515 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 99,154 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 83,529 |
| Countries with the Worst Passports | 0 | - | 4.93 | 78,041 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 142,966 |
| European Landlocked Countries | 0 | - | 4.99 | 143,301 |
| Partially Recognized Countries | 0 | - | 4.98 | 101,335 |
| Countries with the Most Species | 0 | - | 4.99 | 93,724 |
| Countries 197 to 205 | 0 | - | 4.88 | 66,230 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,401 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,589 |
| Countries that Use the Peso | 0 | - | 4.89 | 57,622 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 71,134 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,208 |
| Countries in the Alps | 0 | - | 4.87 | 113,652 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 92,472 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 101,226 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 76,646 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 92,969 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 112,874 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,319 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 97,047 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,190 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 49,048 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,240 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,171 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 39,992 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 101,709 |
| Arctic Ocean Countries | 0 | - | 4.95 | 77,189 |
| Countries with the Most Grassland | 0 | - | 4.93 | 75,122 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 112,678 |
| Countries with the Most Climate Zones | 0 | - | 4.94 | 66,084 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 57,920 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.94 | 41,719 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 229,851 |
| World Countries - Blind Typing | 0 | - | 5.00 | 99,983 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 46,295 |
| Largest Countries By Category | 0 | - | 4.97 | 153,691 |
| Countries by Countries | 0 | - | 4.96 | 60,132 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,490,308 |
| Country Flags with the Most White | 0 | - | 4.86 | 134,377 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,233 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 46,768 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 85,623 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,579,807 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 365,403 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 390,354 |
| Island Countries Quiz | 0 | - | 4.99 | 699,226 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,014,778 |
| Northernmost Countries | 0 | - | 4.99 | 347,457 |
| Countries of South America | 0 | - | 5.00 | 886,081 |
| Countries of Oceania | 0 | - | 5.00 | 1,004,459 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,781,763 |
| Countries with the Lowest Percent of Cultivated Land | 0 | - | 4.62 | 34,466 |
| Countries Producing the Most Bananas | 0 | - | 4.63 | 52,512 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,309,767 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 165,296 |
| Countries with Megacities | 0 | - | 4.99 | 225,322 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 191,598 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 108,817 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 130,576 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 76,335 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 308,700 |
| Countries by Official Language | 0 | - | 4.95 | 188,030 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 287,111 |
| Countries in their Native Language | 0 | - | 4.98 | 191,971 |
| Independence from Whom | 0 | - | 4.99 | 204,573 |
| Subdivisions by Country | 0 | - | 4.85 | 49,273 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 126,967 |
| Megadiverse Countries | 0 | - | 4.97 | 132,052 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 125,532 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 123,156 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.86 | 49,825 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 157,780 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 60,710 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 89,833 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 150,839 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 81,408 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,872 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 71,275 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 105,750 |
| Countries Furthest from the United States | 0 | - | 4.93 | 86,977 |
| Countries with the Highest HDI | 0 | - | 4.95 | 135,435 |
| Straight Shot to the Arctic Circle | 0 | - | 4.87 | 73,189 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 69,599 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 103,027 |
| World Map Quiz | 0 | - | 4.83 | 60,429 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 143,150 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 88,696 |
| Countries by Founding Story | 0 | - | 4.95 | 74,629 |
| Southernmost Countries of the World | 0 | - | 4.99 | 222,101 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 101,442 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 119,106 |
| Countries With the Most Languages | 0 | - | 4.89 | 194,095 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 106,818 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 90,902 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 96,111 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 59,620 |
| Tallest Countries North to South | 0 | - | 4.83 | 117,591 |
| Widest Countries East to West | 0 | - | 4.92 | 126,563 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,679 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 182,584 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 96,512 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 92,058 |
| Largest Countries as a Percent of Continent | 0 | - | 4.98 | 145,085 |
| Countries with the Most Desert | 0 | - | 4.93 | 125,075 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,544 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,067 |
| Countries with Double Letters | 0 | - | 4.97 | 87,858 |
| Countries that End in N | 0 | - | 4.93 | 151,281 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 252,361 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 205,350 |
| Countries with W | 0 | - | 4.97 | 153,882 |
| Countries with Z | 0 | - | 4.98 | 281,425 |
| Countries with Letters Missing | 0 | - | 4.97 | 180,480 |
| Countries That End in U | 0 | - | 4.95 | 116,991 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 104,636 |
| Countries that End in O | 0 | - | 4.92 | 156,415 |
| Countries that End in R | 0 | - | 4.83 | 101,293 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 153,195 |
| Countries Ending in "IA" | 0 | - | 4.99 | 202,236 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 166,358 |
| Countries by Last Two Letters | 0 | - | 4.88 | 132,382 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 138,331 |
| Countries That End in Y | 0 | - | 4.91 | 183,707 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 193,127 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.93 | 148,926 |
| Countries that End in I | 0 | - | 4.92 | 118,512 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 178,919 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 93,769 |
| Countries That End in NIA | 0 | - | 4.92 | 107,322 |
| Countries That End in BIA | 0 | - | 4.92 | 145,517 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 163,326 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 116,518 |
| Countries That End in RIA | 0 | - | 4.92 | 124,286 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 107,852 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 220,002 |
| Divided Country Name Puzzle #2 | 0 | - | 4.98 | 129,684 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 121,803 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 87,548 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 72,548 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 50,275 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 100,371 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.97 | 122,055 |
| Countries that are Free from U.S.A. | 0 | - | 4.88 | 47,518 |
| Countries with the Word "And" | 0 | - | 4.98 | 92,016 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 50,189 |
| Countries that End in L | 0 | - | 4.94 | 153,675 |
| "Land" Countries | 0 | - | 4.98 | 303,043 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 200,567 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 84,422 |
| City to Country Quiz #1 | 0 | - | 4.96 | 153,007 |
| City to Country Quiz #3 | 0 | - | 4.88 | 106,946 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 76,933 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 223,328 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 195,388 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 123,818 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 159,162 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 219,364 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 149,185 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.88 | 69,631 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 106,705 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.94 | 85,487 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 60,778 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,403,133 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 369,343 |
| One Border Countries | 0 | - | 4.97 | 451,267 |
| Countries with the Highest Percentage of Cultivated Land | 0 | - | 4.71 | 13,961 |
| Countries Producing the Most Oranges | 0 | - | 4.77 | 49,875 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,697,381 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 83,619 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 260,919 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 118,151 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 109,447 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 90,181 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 56,439 |
| Countries by National Anthem | 0 | - | 4.93 | 70,398 |
| NATO Countries Quiz | 0 | - | 4.98 | 262,393 |
| EU Countries Quiz | 0 | - | 4.99 | 259,274 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 154,855 |
| French-Speaking Countries | 0 | - | 4.85 | 264,083 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 82,266 |
| Countries That Use the Euro | 0 | - | 4.97 | 96,255 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 274,513 |
| Countries with Nuclear Weapons | 0 | - | 4.87 | 254,002 |
| German-Speaking Countries | 0 | - | 4.88 | 122,164 |
| Countries with Wild Tigers | 0 | - | 4.96 | 133,505 |
