| Countries with Wild Tigers | 0 | - | 4.96 | 136,843 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,185 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,206 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,476,821 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,031 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,271 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,960 |
| Landlocked Countries | 0 | - | 4.99 | 420,759 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,769,024 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,329 |
| 20 Random Country Flags | 0 | - | 4.99 | 612,776 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,522 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,094 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,767 |
| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,202 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,472 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,110 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,391 |
| Island Countries | 0 | - | 4.99 | 710,515 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,836 |
| Himalayan Countries | 0 | - | 4.95 | 138,176 |
| Andean Countries | 0 | - | 4.95 | 84,307 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,531 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,410 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,163 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,596 |
| Danube Countries | 0 | - | 4.97 | 71,855 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,829 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,261 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,021 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,472 |
| European Landlocked Countries | 0 | - | 4.99 | 146,995 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,404 |
| Countries with the Most Species | 0 | - | 4.99 | 103,113 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,562 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,519 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,667 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,457 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,130 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,522 |
| Countries in the Alps | 0 | - | 4.87 | 117,989 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,823 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,765 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,557 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,469 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,338 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,843 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,491 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,362 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,089 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,717 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,573 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,428 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,086 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,364 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,385 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,590 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,186 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,709 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,840 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,298 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,730 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,125 |
| Largest Countries By Category | 0 | - | 4.97 | 157,967 |
| Countries by Countries | 0 | - | 4.97 | 63,041 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,300 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,738 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,488 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,227 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,519 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,532 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,166 |
| Northernmost Countries | 0 | - | 4.99 | 361,343 |
| Countries of South America | 0 | - | 5.00 | 925,360 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,392 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,872,583 |
| "Land" Countries | 0 | - | 4.98 | 336,766 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,165 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,043 |
| Name a Valid African Country | 0 | - | 4.98 | 154,123 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,876 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,076 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,428 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,539 |
| Countries with Megacities | 0 | - | 4.99 | 263,588 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,376 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,289 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,653 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,328 |
| Countries by Official Language | 0 | - | 4.95 | 194,984 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,008 |
| Countries in their Native Language | 0 | - | 4.99 | 198,491 |
| Independence from Whom | 0 | - | 4.99 | 211,765 |
| Subdivisions by Country | 0 | - | 4.86 | 50,372 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,017 |
| Megadiverse Countries | 0 | - | 4.96 | 134,903 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,829 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,273 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,856 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,065 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,944 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,496 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,249 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,952 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,983 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,574 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,890 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,046 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,384 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,801 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,614 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,111 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,885 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,258 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,425 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,763 |
| World Map Quiz | 0 | - | 4.81 | 64,902 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,519 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,213 |
| Countries by Founding Story | 0 | - | 4.95 | 77,241 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,827 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,119 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,849 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,835 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,752 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,885 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,189 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,366 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,459 |
| Widest Countries East to West | 0 | - | 4.92 | 129,527 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,419 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,206 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,073 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,652 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,433 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,721 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,320 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,711 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,770 |
| Countries with Double Letters | 0 | - | 4.97 | 95,702 |
| Countries that End in N | 0 | - | 4.95 | 170,679 |
| Countries with Five Letters | 0 | - | 4.96 | 281,717 |
| Countries with Six Letters | 0 | - | 4.94 | 213,086 |
| Countries with W | 0 | - | 4.97 | 159,979 |
| Countries with Z | 0 | - | 4.98 | 290,924 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,311 |
| Countries That End in U | 0 | - | 4.95 | 120,643 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,135 |
| Countries that End in O | 0 | - | 4.92 | 159,367 |
| Countries that End in R | 0 | - | 4.87 | 118,853 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,625 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,738 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,407 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,280 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,891 |
| Countries That End in Y | 0 | - | 4.91 | 185,772 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,598 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,662 |
| Countries that End in I | 0 | - | 4.94 | 134,988 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,787 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,710 |
| Countries That End in NIA | 0 | - | 4.92 | 109,653 |
| Countries That End in BIA | 0 | - | 4.93 | 149,022 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,917 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,257 |
| Countries That End in RIA | 0 | - | 4.93 | 126,687 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,832 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 227,203 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,474 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,861 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,413 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,458 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,859 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,388 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,351 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,319 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,080 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,786 |
| Countries that End in L | 0 | - | 4.94 | 156,699 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,958 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,216 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,928 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,850 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,894 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 249,477 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,442 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 142,835 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,372 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,874 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,738 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,028 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,005 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.80 | 108,701 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,651 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,776 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,829,684 |
| One Border Countries | 0 | - | 4.98 | 468,744 |
| Countries that Beat China | 0 | - | 4.85 | 115,883 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,839 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,624,724 |
