| Biggest Countries by Area | 0 | - | 4.99 | 1,044,055 |
| Northernmost Countries | 0 | - | 4.99 | 359,687 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,172 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,732 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,468 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,863 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,337 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,517 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,681 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,176 |
| Widest Countries East to West | 0 | - | 4.92 | 129,215 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,340 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,731 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,946 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,993 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,041 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,411 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,148 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,689 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,813 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,079 |
| Landlocked Countries | 0 | - | 4.99 | 417,215 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,427 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,207,529 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,327 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,410 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,311 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,986 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,761 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 207,631 |
| Countries with the Most Borders | 0 | - | 4.97 | 387,297 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,201 |
| Himalayan Countries | 0 | - | 4.95 | 136,744 |
| Andean Countries | 0 | - | 4.95 | 83,594 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,855 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,149 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,520 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,120 |
| Danube Countries | 0 | - | 4.97 | 71,484 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,294 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,892 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,290 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,283 |
| European Landlocked Countries | 0 | - | 4.99 | 146,188 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,864 |
| Countries with the Most Species | 0 | - | 4.99 | 102,349 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,996 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,353 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,203 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,852 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,231 |
| Countries in the Alps | 0 | - | 4.86 | 117,424 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,960 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,033 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,300 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,798 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,896 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,315 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,062 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,038 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,858 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,389 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,391 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,233 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,784 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,048 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,054 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,831 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,937 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,464 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,300 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,322 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,733 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,870 |
| Largest Countries By Category | 0 | - | 4.97 | 157,353 |
| Countries by Countries | 0 | - | 4.96 | 62,661 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,947 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,105 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,138 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,858 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,004 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,126 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,584 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,675 |
| Coldest Countries | 0 | - | 4.97 | 138,133 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,444 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,052 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,512 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,355 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,540 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,479 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,063 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,177 |
| Island Countries | 0 | - | 4.99 | 709,065 |
| Countries of South America | 0 | - | 5.00 | 920,468 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,004 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,649 |
| "Land" Countries | 0 | - | 4.98 | 335,109 |
| Lowest Fertility Countries | 0 | - | 4.41 | 97,513 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 189,382 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,167 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 88,960 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,379 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,175 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,365 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 44,982 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,141 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 78,987 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 102,535 |
| Countries with the Lowest Murder Rate | 0 | - | 4.63 | 77,341 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,874 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,476 |
| Countries with Megacities | 0 | - | 4.99 | 249,393 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,326 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,655 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,649 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,630 |
| Countries by Official Language | 0 | - | 4.95 | 194,216 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,025 |
| Countries in their Native Language | 0 | - | 4.99 | 197,819 |
| Independence from Whom | 0 | - | 4.99 | 210,954 |
| Subdivisions by Country | 0 | - | 4.86 | 50,220 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,436 |
| Megadiverse Countries | 0 | - | 4.96 | 134,596 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,977 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,105 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,660 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,960 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,511 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,269 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,688 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,593 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,403 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,818 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,461 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,610 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,710 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,681 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,890 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,246 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,726 |
| World Map Quiz | 0 | - | 4.81 | 64,212 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,682 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,768 |
| Countries with Double Letters | 0 | - | 4.96 | 94,503 |
| Countries that End in N | 0 | - | 4.95 | 168,486 |
| Countries with Five Letters | 0 | - | 4.96 | 270,922 |
| Countries with Six Letters | 0 | - | 4.93 | 211,725 |
| Countries with W | 0 | - | 4.97 | 159,092 |
| Countries with Z | 0 | - | 4.98 | 289,174 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,295 |
| Countries That End in U | 0 | - | 4.95 | 120,155 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,343 |
| Countries that End in O | 0 | - | 4.92 | 159,003 |
| Countries that End in R | 0 | - | 4.87 | 118,592 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,375 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,936 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,858 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,897 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,480 |
| Countries That End in Y | 0 | - | 4.90 | 185,504 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,963 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,186 |
| Countries that End in I | 0 | - | 4.94 | 134,723 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,786 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,455 |
| Countries That End in NIA | 0 | - | 4.92 | 109,347 |
| Countries That End in BIA | 0 | - | 4.93 | 148,645 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,503 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,847 |
| Countries That End in RIA | 0 | - | 4.93 | 126,391 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,420 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,224 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,955 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,281 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,907 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,191 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,513 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,038 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,915 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,082 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,612 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 53,307 |
| Countries that End in L | 0 | - | 4.94 | 156,363 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 213,206 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,097 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,745 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,606 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,661 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,425 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,889 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,420 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,885 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,339 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,099 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,888 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,315 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,540 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,548 |
