| Name a Valid Country A-Z | 0 | - | 4.98 | 122,618 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,227 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 386,397 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,984 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,872 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,801 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,109,985 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,620 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,380 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,772 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,270 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,109 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,801 |
| Countries with Four Letters | 0 | - | 4.99 | 424,973 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,497 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,594 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,448 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,756,008 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,987 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 738,060 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,654 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,060 |
| Country Chain | 0 | - | 4.96 | 218,106 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,323 |
| Countries by Emojis | 0 | - | 4.99 | 241,317 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,393 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,865 |
| Islands by Country #1 | 0 | - | 4.90 | 176,058 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,069 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,401 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,269 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,275 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,300 |
| Name a Valid Country #1 | 0 | - | 4.99 | 294,004 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,365 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,405 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,323 |
| Name a Valid Country #6 | 0 | - | 4.95 | 142,567 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,219 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,410 |
| Landlocked Countries | 0 | - | 4.99 | 424,136 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,099 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,162 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,524 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,571 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,512 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,163 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,988 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,773 |
| Orthodox Countries | 0 | - | 4.92 | 132,595 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,209 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,505 |
| Battle to Country | 0 | - | 4.91 | 53,763 |
| Monarchies of Europe | 0 | - | 4.90 | 98,658 |
| Monarchies of Asia | 0 | - | 4.97 | 71,391 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,599 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,567 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,294 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,697 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,840 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,853 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,191 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,435 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,317 |
| Random Countries by Borders | 0 | - | 4.99 | 82,885 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,148 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,345 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,143 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,437 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,784 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,948 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,604 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,898 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,408 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,140 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,725 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,198 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,723 |
| Island Countries | 0 | - | 4.99 | 711,912 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,473 |
| Himalayan Countries | 0 | - | 4.94 | 139,644 |
| Andean Countries | 0 | - | 4.94 | 85,117 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,303 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,539 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,869 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,161 |
| Danube Countries | 0 | - | 4.97 | 72,237 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,367 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,663 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,782 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,267 |
| European Landlocked Countries | 0 | - | 4.99 | 147,417 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,024 |
| Countries with the Most Species | 0 | - | 4.99 | 103,447 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,160 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,693 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,805 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,721 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,450 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,869 |
| Countries in the Alps | 0 | - | 4.87 | 118,526 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,186 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,514 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,832 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,841 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,771 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,113 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,956 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,698 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,320 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,035 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,775 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,640 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,411 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,653 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,745 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,429 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,492 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,399 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,441 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,049 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,741 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,404 |
| Largest Countries By Category | 0 | - | 4.97 | 158,586 |
| Countries by Countries | 0 | - | 4.96 | 63,467 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,279 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,079 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,586 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,626 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,719 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,043 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,466 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,356 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,027 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,695 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,946 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,379 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,011 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,455 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,633 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,940 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,863 |
| Northernmost Countries | 0 | - | 4.99 | 363,249 |
| Companies by Country | 0 | - | 4.61 | 120,037 |
| Countries of South America | 0 | - | 5.00 | 930,404 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,808 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,388 |
| "Land" Countries | 0 | - | 4.98 | 337,969 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,634 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,574 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,634 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,467 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,099 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 88,094 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,720 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,446 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,141 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,872 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,740 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,863 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,605 |
| Countries with Megacities | 0 | - | 4.99 | 266,101 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,358 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,809 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,634 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,934 |
| Countries by Official Language | 0 | - | 4.95 | 195,710 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,212 |
| Countries in their Native Language | 0 | - | 4.99 | 199,478 |
| Independence from Whom | 0 | - | 4.99 | 212,669 |
| Subdivisions by Country | 0 | - | 4.87 | 50,547 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,158 |
| Countries in World War I | 0 | - | 4.88 | 228,847 |
| Megadiverse Countries | 0 | - | 4.96 | 135,168 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,800 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,588 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,468 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 981,124 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,364 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,171 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,402 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,725 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,835 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,480 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,761 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,215 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,134 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,283 |
| Hindu Countries | 0 | - | 4.87 | 50,474 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,351 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,073 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,491 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,613 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,923 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 96,902 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,289 |
| World Map Quiz | 0 | - | 4.81 | 65,407 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,438 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,550 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,444 |