| Biggest Countries by Area | 0 | - | 5.00 | 1,049,104 |
| Northernmost Countries | 0 | - | 4.99 | 361,701 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,984 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,212 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,935 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,060 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,823 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,960 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,251 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,408 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,524 |
| Widest Countries East to West | 0 | - | 4.92 | 129,592 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,436 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,320 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,100 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,726 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,528 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,801 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,351 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,789 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,242 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,754 |
| Landlocked Countries | 0 | - | 4.99 | 421,414 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,041 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,537,051 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,761 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,628 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,629 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,691 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,721 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 208,068 |
| Countries with the Most Borders | 0 | - | 4.97 | 388,859 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,175 |
| Himalayan Countries | 0 | - | 4.95 | 138,463 |
| Andean Countries | 0 | - | 4.93 | 84,466 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,657 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,630 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,290 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,693 |
| Danube Countries | 0 | - | 4.97 | 71,943 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,929 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,359 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,180 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,645 |
| European Landlocked Countries | 0 | - | 4.99 | 147,067 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,527 |
| Countries with the Most Species | 0 | - | 4.99 | 103,177 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,673 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,549 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,695 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,500 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,179 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,598 |
| Countries in the Alps | 0 | - | 4.87 | 118,116 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,699 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,925 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,604 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,541 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,423 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,899 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,592 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,442 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,141 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,793 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,617 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,481 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,165 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,419 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,460 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,752 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,249 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 62,331 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,972 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,642 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,934 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,175 |
| Largest Countries By Category | 0 | - | 4.97 | 158,098 |
| Countries by Countries | 0 | - | 4.96 | 63,132 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,605 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,257 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,613 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,774,572 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,141 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,134 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,093 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,262 |
| Coldest Countries | 0 | - | 4.97 | 138,618 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,723 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,528 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,961 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,608 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,785 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,102 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,351 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,868 |
| Island Countries | 0 | - | 4.99 | 710,831 |
| Countries of South America | 0 | - | 5.00 | 926,527 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,830 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,875,401 |
| "Land" Countries | 0 | - | 4.98 | 337,155 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 190,105 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,236 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,269 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,488 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,558 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,434 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,055 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,327 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 79,294 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 102,854 |
| Countries with the Lowest Murder Rate | 0 | - | 4.62 | 77,690 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,382,223 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,746 |
| Countries with Megacities | 0 | - | 4.99 | 264,202 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,598 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,393 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,860 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,457 |
| Countries by Official Language | 0 | - | 4.95 | 195,135 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,212 |
| Countries in their Native Language | 0 | - | 4.99 | 198,930 |
| Independence from Whom | 0 | - | 4.99 | 211,954 |
| Subdivisions by Country | 0 | - | 4.86 | 50,400 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,632 |
| Megadiverse Countries | 0 | - | 4.96 | 134,968 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,979 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,320 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,005 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,089 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,039 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,561 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,385 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,996 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,614 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,085 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,565 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,845 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,165 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,931 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,319 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,463 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,013 |
| World Map Quiz | 0 | - | 4.81 | 65,013 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,970 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,292 |
| Countries with Double Letters | 0 | - | 4.96 | 96,086 |
| Countries that End in N | 0 | - | 4.95 | 170,972 |
| Countries with Five Letters | 0 | - | 4.96 | 282,162 |
| Countries with Six Letters | 0 | - | 4.94 | 213,395 |
| Countries with W | 0 | - | 4.97 | 160,215 |
| Countries with Z | 0 | - | 4.98 | 291,274 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,571 |
| Countries That End in U | 0 | - | 4.95 | 120,776 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,341 |
| Countries that End in O | 0 | - | 4.92 | 159,464 |
| Countries that End in R | 0 | - | 4.87 | 118,929 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,687 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,946 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,606 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,410 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,327 |
| Countries That End in Y | 0 | - | 4.91 | 185,836 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,815 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,775 |
| Countries that End in I | 0 | - | 4.94 | 135,050 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,989 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,771 |
| Countries That End in NIA | 0 | - | 4.92 | 109,722 |
| Countries That End in BIA | 0 | - | 4.93 | 149,132 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,030 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,364 |
| Countries That End in RIA | 0 | - | 4.93 | 126,768 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,952 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,421 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,605 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,002 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,571 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,541 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,957 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,427 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,466 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,384 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,210 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,903 |
| Countries that End in L | 0 | - | 4.94 | 156,773 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,415 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,246 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,978 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,904 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,950 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,634 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,573 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,923 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,458 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,342 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,817 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,066 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,685 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,837 |
| One Border Countries | 0 | - | 4.98 | 469,532 |
