| Biggest Countries by Area | 0 | - | 5.00 | 1,048,750 |
| Northernmost Countries | 0 | - | 4.99 | 361,573 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,921 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,177 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,905 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,978 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,809 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,930 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,232 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,394 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,506 |
| Widest Countries East to West | 0 | - | 4.92 | 129,569 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,432 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,274 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,088 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,703 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,487 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,769 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,336 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,782 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,810 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,624 |
| Landlocked Countries | 0 | - | 4.99 | 421,157 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,005 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,514,717 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,733 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,616 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,610 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,664 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,658 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 208,037 |
| Countries with the Most Borders | 0 | - | 4.97 | 388,754 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,040 |
| Himalayan Countries | 0 | - | 4.95 | 138,353 |
| Andean Countries | 0 | - | 4.93 | 84,395 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,614 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,537 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,246 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,647 |
| Danube Countries | 0 | - | 4.97 | 71,913 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,893 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,318 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,128 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,588 |
| European Landlocked Countries | 0 | - | 4.99 | 147,041 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,477 |
| Countries with the Most Species | 0 | - | 4.99 | 103,155 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,635 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,537 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,682 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,480 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,160 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,574 |
| Countries in the Alps | 0 | - | 4.87 | 118,063 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,480 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,866 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,590 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,516 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,402 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,880 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,563 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,418 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,121 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,763 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,593 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,456 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,132 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,397 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,430 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,697 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,229 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,733 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,913 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,516 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,858 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,153 |
| Largest Countries By Category | 0 | - | 4.97 | 158,045 |
| Countries by Countries | 0 | - | 4.96 | 63,097 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,564 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,245 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,582 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,772,458 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,141 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,094 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,059 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,222 |
| Coldest Countries | 0 | - | 4.97 | 138,577 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,696 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,494 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,935 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,593 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,765 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,855 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,277 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,695 |
| Island Countries | 0 | - | 4.99 | 710,716 |
| Countries of South America | 0 | - | 5.00 | 926,069 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,305 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,874,370 |
| "Land" Countries | 0 | - | 4.98 | 337,058 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 190,075 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,230 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,246 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,484 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,530 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,428 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,051 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,318 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 79,281 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 102,833 |
| Countries with the Lowest Murder Rate | 0 | - | 4.62 | 77,662 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,381,477 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,673 |
| Countries with Megacities | 0 | - | 4.99 | 263,979 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,515 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,351 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,784 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,407 |
| Countries by Official Language | 0 | - | 4.95 | 195,075 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,147 |
| Countries in their Native Language | 0 | - | 4.99 | 198,700 |
| Independence from Whom | 0 | - | 4.99 | 211,891 |
| Subdivisions by Country | 0 | - | 4.86 | 50,389 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,584 |
| Megadiverse Countries | 0 | - | 4.96 | 134,942 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,934 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,299 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,877 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,077 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,007 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,548 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,343 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,982 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,601 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,054 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,506 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,830 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,143 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,915 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,300 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,446 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,923 |
| World Map Quiz | 0 | - | 4.81 | 64,972 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,790 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,270 |
| Countries with Double Letters | 0 | - | 4.96 | 95,988 |
| Countries that End in N | 0 | - | 4.95 | 170,890 |
| Countries with Five Letters | 0 | - | 4.96 | 282,027 |
| Countries with Six Letters | 0 | - | 4.94 | 213,310 |
| Countries with W | 0 | - | 4.97 | 160,148 |
| Countries with Z | 0 | - | 4.98 | 291,182 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,511 |
| Countries That End in U | 0 | - | 4.95 | 120,748 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,279 |
| Countries that End in O | 0 | - | 4.92 | 159,438 |
| Countries that End in R | 0 | - | 4.87 | 118,910 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,673 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,877 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,568 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,386 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,304 |
| Countries That End in Y | 0 | - | 4.91 | 185,814 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,769 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,740 |
| Countries that End in I | 0 | - | 4.94 | 135,035 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,938 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,758 |
| Countries That End in NIA | 0 | - | 4.92 | 109,709 |
| Countries That End in BIA | 0 | - | 4.93 | 149,104 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,004 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,328 |
| Countries That End in RIA | 0 | - | 4.93 | 126,742 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,922 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,334 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,558 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,955 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,523 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,518 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,933 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,416 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,436 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,368 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,170 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,862 |
| Countries that End in L | 0 | - | 4.94 | 156,751 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 215,248 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,239 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,957 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,894 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,925 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,576 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,538 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,899 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,427 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,296 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,794 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,053 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,675 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,816 |
| One Border Countries | 0 | - | 4.98 | 469,185 |
