| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,905 |
| Landlocked Countries | 0 | - | 4.99 | 415,320 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,053,906 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,307 |
| Top Rice-Producing Countries | 0 | - | 4.95 | 98,508 |
| Top Chocolate Growing Countries | 0 | - | 4.93 | 61,414 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,272 |
| Himalayan Countries | 0 | - | 4.95 | 135,963 |
| Andean Countries | 0 | - | 4.94 | 83,165 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,484 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,620 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,182 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,825 |
| Danube Countries | 0 | - | 4.97 | 71,261 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,992 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,709 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,857 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,798 |
| European Landlocked Countries | 0 | - | 4.99 | 145,959 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,511 |
| Countries with the Most Species | 0 | - | 4.99 | 95,346 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,641 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,268 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,439 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,064 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,715 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,072 |
| Countries in the Alps | 0 | - | 4.86 | 117,116 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,756 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,586 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,158 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,584 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,373 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,135 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,795 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,895 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,686 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,203 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,272 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,137 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,615 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,878 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,888 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,448 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,796 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,350 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,022 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,240 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,176 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,728 |
| Largest Countries By Category | 0 | - | 4.97 | 157,020 |
| Countries by Countries | 0 | - | 4.96 | 62,441 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,659 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,022 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,376 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,935 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,730,478 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 17,979 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,785 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,791 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,768 |
| Island Countries | 0 | - | 4.99 | 708,307 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,648 |
| Northernmost Countries | 0 | - | 4.99 | 358,672 |
| Countries of South America | 0 | - | 5.00 | 917,723 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,085 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,174 |
| "Land" Countries | 0 | - | 4.98 | 334,086 |
| Countries with the Most Cultivated Land | 0 | - | 4.73 | 34,071 |
| Countries with the Lowest Percent of Cultivated Land | 0 | - | 4.61 | 34,769 |
| Countries Producing the Most Bananas | 0 | - | 4.63 | 54,771 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,366,936 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,895 |
| Countries with Megacities | 0 | - | 4.99 | 248,160 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,783 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,354 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,161 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,287 |
| Countries by Official Language | 0 | - | 4.95 | 193,177 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,705 |
| Countries in their Native Language | 0 | - | 4.99 | 197,005 |
| Independence from Whom | 0 | - | 4.99 | 210,139 |
| Subdivisions by Country | 0 | - | 4.86 | 50,147 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,059 |
| Megadiverse Countries | 0 | - | 4.96 | 134,443 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,168 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,543 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,879 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,122 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,324 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,443 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,300 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,786 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,909 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,516 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,619 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,581 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,794 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,120 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,127 |
| World Map Quiz | 0 | - | 4.81 | 63,790 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,623 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,581 |
| Countries by Founding Story | 0 | - | 4.95 | 76,713 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,772 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,517 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,236 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,329 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,108 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,308 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,500 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,076 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,527 |
| Widest Countries East to West | 0 | - | 4.92 | 129,022 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,283 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,479 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,651 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,861 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,820 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,226 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,648 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,641 |
| Countries with Double Letters | 0 | - | 4.96 | 93,684 |
| Countries that End in N | 0 | - | 4.94 | 157,145 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,033 |
| Countries with Six Letters | 0 | - | 4.93 | 210,694 |
| Countries with W | 0 | - | 4.97 | 158,418 |
| Countries with Z | 0 | - | 4.98 | 288,244 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,758 |
| Countries That End in U | 0 | - | 4.95 | 119,614 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,874 |
| Countries that End in O | 0 | - | 4.92 | 158,659 |
| Countries that End in R | 0 | - | 4.87 | 118,377 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,934 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,420 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,561 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,650 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,200 |
| Countries That End in Y | 0 | - | 4.90 | 185,289 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,620 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,900 |
| Countries that End in I | 0 | - | 4.94 | 134,544 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,475 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,300 |
| Countries That End in NIA | 0 | - | 4.92 | 109,120 |
| Countries That End in BIA | 0 | - | 4.92 | 147,851 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,260 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,635 |
| Countries That End in RIA | 0 | - | 4.93 | 126,199 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,184 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,723 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,686 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,037 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,585 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,027 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,286 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,797 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,682 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,897 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,346 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,995 |
| Countries that End in L | 0 | - | 4.94 | 156,157 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 212,146 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,021 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,624 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,456 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,528 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 247,978 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,631 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 141,724 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,651 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,029 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,923 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,819 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,244 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,467 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,422 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,852 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,351 |
| One Border Countries | 0 | - | 4.98 | 465,651 |
| Countries with the Highest Percentage of Cultivated Land | 0 | - | 4.74 | 14,204 |
| Countries Producing the Most Oranges | 0 | - | 4.80 | 51,190 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,807,912 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,596,704 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,152 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,557 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,151 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,625 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,951 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,516 |
| Countries by National Anthem | 0 | - | 4.93 | 71,072 |
| NATO Countries | 0 | - | 4.98 | 277,228 |
| EU Countries Quiz | 0 | - | 4.99 | 270,910 |
| Recently Independent Countries | 0 | - | 4.98 | 158,202 |
| French-Speaking Countries | 0 | - | 4.85 | 269,280 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,448 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,544 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,739 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,459 |
| German-Speaking Countries | 0 | - | 4.89 | 123,617 |
