| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,718 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,023 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,337 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,347 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,428 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,060 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,328 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,809 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,133 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,649,091 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,063 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,956 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,364 |
| Landlocked Countries | 0 | - | 4.99 | 422,820 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,631 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,627 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,950 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,135 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,491 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,967 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,362 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,362 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,765 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,846 |
| Island Countries | 0 | - | 4.99 | 711,343 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,936 |
| Himalayan Countries | 0 | - | 4.95 | 139,099 |
| Andean Countries | 0 | - | 4.93 | 84,837 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,061 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,169 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,643 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,957 |
| Danube Countries | 0 | - | 4.97 | 72,117 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,161 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,521 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,495 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,993 |
| European Landlocked Countries | 0 | - | 4.99 | 147,256 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,800 |
| Countries with the Most Species | 0 | - | 4.99 | 103,328 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,926 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,643 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,760 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,607 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,339 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,767 |
| Countries in the Alps | 0 | - | 4.87 | 118,336 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,649 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,237 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,734 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,692 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,613 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,017 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,780 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,583 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,233 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,703 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,581 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,311 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,552 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,617 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,111 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,382 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,609 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,226 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,395 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,383 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,297 |
| Largest Countries By Category | 0 | - | 4.97 | 158,364 |
| Countries by Countries | 0 | - | 4.96 | 63,338 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,759 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,316 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,441 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,765 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,946 |
| Northernmost Countries | 0 | - | 4.99 | 362,376 |
| Countries of South America | 0 | - | 5.00 | 928,541 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,400 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,892 |
| "Land" Countries | 0 | - | 4.98 | 337,580 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,330 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,426 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,353 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,546 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,560 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,311 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,144 |
| Countries with Megacities | 0 | - | 4.99 | 265,167 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,959 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,610 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,679 |
| Countries by Official Language | 0 | - | 4.95 | 195,431 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,616 |
| Countries in their Native Language | 0 | - | 4.99 | 199,208 |
| Independence from Whom | 0 | - | 4.99 | 212,296 |
| Subdivisions by Country | 0 | - | 4.87 | 50,470 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,875 |
| Megadiverse Countries | 0 | - | 4.96 | 135,083 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,235 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,400 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,278 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,136 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,226 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,239 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,646 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,583 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,403 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,701 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,174 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,867 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,936 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,254 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,008 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,557 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,494 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,547 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,403 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,538 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,468 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,431 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,270 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,375 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,089 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,487 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,987 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,093 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,376 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,488 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,633 |
| Widest Countries East to West | 0 | - | 4.92 | 129,731 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,476 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,481 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,168 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,822 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,673 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,949 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,403 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,816 |
| Countries with Double Letters | 0 | - | 4.96 | 96,430 |
| Countries that End in N | 0 | - | 4.95 | 171,311 |
| Countries with Five Letters | 0 | - | 4.96 | 282,827 |
| Countries with Six Letters | 0 | - | 4.94 | 213,763 |
| Countries with W | 0 | - | 4.96 | 160,469 |
| Countries with Z | 0 | - | 4.98 | 291,673 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,831 |
| Countries That End in U | 0 | - | 4.95 | 120,920 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,597 |
| Countries that End in O | 0 | - | 4.92 | 159,577 |
| Countries that End in R | 0 | - | 4.87 | 119,012 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,769 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,272 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,784 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,555 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,469 |
| Countries That End in Y | 0 | - | 4.91 | 185,929 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,033 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,954 |
| Countries that End in I | 0 | - | 4.94 | 135,150 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,217 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,868 |
| Countries That End in NIA | 0 | - | 4.92 | 109,846 |
| Countries That End in BIA | 0 | - | 4.93 | 149,286 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,196 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,498 |
| Countries That End in RIA | 0 | - | 4.93 | 126,868 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,086 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,837 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,816 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,248 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,800 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,628 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,093 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,464 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,604 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,475 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,075 |
| Countries that End in L | 0 | - | 4.94 | 156,906 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,169 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,286 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,081 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,009 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,048 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,911 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,776 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,209 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,919 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,583 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,940 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,130 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,731 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,617 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,507 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,122 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,923 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,471 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,837,984 |
| One Border Countries | 0 | - | 4.98 | 470,345 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,637,166 |
