| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,846 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,560 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,428 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,089 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,730 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,114 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,265,435 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,610 |
| Countries by Emojis | 0 | - | 4.99 | 238,312 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,578 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,752 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,555 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,956 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,856 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,935 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,579 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,229 |
| Orthodox Countries | 0 | - | 4.92 | 131,155 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,375 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,023 |
| Battle to Country | 0 | - | 4.91 | 53,066 |
| Monarchies of Europe | 0 | - | 4.90 | 97,857 |
| Monarchies of Asia | 0 | - | 4.97 | 70,915 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,735 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,920 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,964 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,004 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,702 |
| Countries that Start with D | 0 | - | 4.96 | 706,602 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,586 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,207 |
| Countries that Start with H | 0 | - | 4.96 | 602,183 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,186 |
| Countries that Start with J | 0 | - | 4.98 | 600,122 |
| Countries that Start with K | 0 | - | 4.97 | 813,247 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,969 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,876 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,351 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,060 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,782 |
| Countries that Start with U | 0 | - | 4.97 | 902,786 |
| Countries that Start with V | 0 | - | 4.98 | 607,896 |
| Countries that Start with F | 0 | - | 4.83 | 615,656 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,554 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,340 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,918 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,063 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,540 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,312 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,362 |
| Landlocked Countries | 0 | - | 4.99 | 417,982 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,398 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,939 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,694 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,622 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,300 |
| Companies by Country | 0 | - | 4.61 | 119,141 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,750,588 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,778 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,676 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,769 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,544 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,651 |
| Name a Valid African Country | 0 | - | 4.98 | 153,632 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,109 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,338 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,601 |
| Island Countries | 0 | - | 4.99 | 709,342 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,521 |
| Himalayan Countries | 0 | - | 4.94 | 137,010 |
| Andean Countries | 0 | - | 4.95 | 83,726 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,971 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,335 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,647 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,219 |
| Danube Countries | 0 | - | 4.97 | 71,560 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,405 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,972 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,468 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,522 |
| European Landlocked Countries | 0 | - | 4.99 | 146,653 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,992 |
| Countries with the Most Species | 0 | - | 4.99 | 102,702 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,127 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,387 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,553 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,245 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,910 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,294 |
| Countries in the Alps | 0 | - | 4.86 | 117,538 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,035 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,183 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,354 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,884 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,988 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,380 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,154 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,107 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,911 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,469 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,430 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,288 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,849 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,113 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,137 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,987 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,992 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,515 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,400 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,808 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,984 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,923 |
| Largest Countries By Category | 0 | - | 4.97 | 157,488 |
| Countries by Countries | 0 | - | 4.96 | 62,752 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,562 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,069 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,129 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,450 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,236 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,972 |
| Northernmost Countries | 0 | - | 4.99 | 360,044 |
| Countries of South America | 0 | - | 5.00 | 921,698 |
| Countries of Oceania | 0 | - | 5.00 | 1,049,495 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,863,401 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,138 |
| "Land" Countries | 0 | - | 4.98 | 335,556 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,852 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,676 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,023 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,188 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,552 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,946 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,375 |
| Countries in World War I | 0 | - | 4.88 | 227,711 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,566 |
| Hindu Countries | 0 | - | 4.86 | 49,945 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,761 |
| Political Movements by Country | 0 | - | 4.46 | 72,434 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,445 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,819,062 |
| One Border Countries | 0 | - | 4.98 | 467,187 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,406 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,388 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,742 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,690 |
| Countries with Megacities | 0 | - | 4.99 | 249,798 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,522 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,790 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,860 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,777 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,534 |
| Random Country to Capital | 0 | - | 4.98 | 916,930 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,700 |
| Countries by Official Language | 0 | - | 4.95 | 194,456 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,283 |
| Countries in their Native Language | 0 | - | 4.99 | 198,014 |
| Independence from Whom | 0 | - | 4.99 | 211,127 |
| Subdivisions by Country | 0 | - | 4.86 | 50,252 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,562 |
| Megadiverse Countries | 0 | - | 4.96 | 134,699 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,096,647 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,150 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,146 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,597 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,701 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,989 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,600 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,312 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,826 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,747 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,447 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,927 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,646 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,661 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,885 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,727 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,053 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,279 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,932 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,355 |
| World Map Quiz | 0 | - | 4.81 | 64,377 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,098 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,930 |
| Countries by Founding Story | 0 | - | 4.95 | 76,986 |
| Countries by Road Signs | 0 | - | 4.98 | 53,569 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,312 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,825 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,547 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,071 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,430 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,601 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,748 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,214 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,211 |
| Widest Countries East to West | 0 | - | 4.92 | 129,276 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,366 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,834 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,968 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,445 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,121 |
