| Landforms by Country | 0 | - | 4.52 | 52,025 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,490 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,655,323 |
| Word Scramble - Countries | 0 | - | 4.88 | 2,126,160 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,549 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,691 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,755 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,386 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,590 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,776 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,372 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,652 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,761 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,631 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,711 |
| Countries with Four Letters | 0 | - | 4.99 | 426,035 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,981 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,139 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,026 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,911,669 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,961 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,979 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,411 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 743,685 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,137 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,501 |
| Country Chain | 0 | - | 4.96 | 218,523 |
| Countries by Emojis | 0 | - | 4.99 | 242,595 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,628 |
| Islands by Country #1 | 0 | - | 4.90 | 176,409 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,280 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,601 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,425 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,209 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,698 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,152 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,570 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,330 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,329 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,180 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,396 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,960 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,244 |
| Landlocked Countries | 0 | - | 4.99 | 426,386 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,183 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,871 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,802 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,756 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,699 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,132 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,969 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,555 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,762 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,314 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,208 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,828 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,187 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,633 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,453 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,191 |
| National Animals | 0 | - | 4.24 | 90,241 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,576 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,658 |
| Random Countries by Borders | 0 | - | 4.99 | 83,130 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,213 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,731 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,898 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,851 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,817 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,939 |
| Island Countries | 0 | - | 4.99 | 712,715 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,492 |
| Himalayan Countries | 0 | - | 4.93 | 140,437 |
| Andean Countries | 0 | - | 4.94 | 85,581 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,726 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,175 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,285 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,527 |
| Danube Countries | 0 | - | 4.97 | 72,455 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,669 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,890 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,238 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,710 |
| European Landlocked Countries | 0 | - | 4.99 | 147,652 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,373 |
| Countries with the Most Species | 0 | - | 4.99 | 103,596 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,482 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,909 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,870 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,609 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,057 |
| Countries in the Alps | 0 | - | 4.87 | 118,837 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,753 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,969 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,998 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,077 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,017 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,304 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,460 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,906 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,455 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,221 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,907 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,771 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,596 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,839 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,934 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,954 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,650 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,156 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,730 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,902 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,264 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,545 |
| Largest Countries By Category | 0 | - | 4.97 | 158,937 |
| Countries by Countries | 0 | - | 4.96 | 63,694 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,954 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,313 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,121 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,421 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,685 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,136 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,241 |
| Northernmost Countries | 0 | - | 4.99 | 364,223 |
| Companies by Country | 0 | - | 4.61 | 120,462 |
| Countries of South America | 0 | - | 5.00 | 933,259 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,254 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,655 |
| "Land" Countries | 0 | - | 4.98 | 338,507 |
| African Great Lakes | 0 | - | 4.82 | 67,017 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,549 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,016 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 67,041 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,805 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,665 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,286 |
| Countries with Megacities | 0 | - | 4.99 | 267,382 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,960 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,212 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,278 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,315 |
| Countries by Official Language | 0 | - | 4.95 | 196,090 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,747 |
| Countries in their Native Language | 0 | - | 4.99 | 199,819 |
| Independence from Whom | 0 | - | 4.99 | 213,188 |
| Subdivisions by Country | 0 | - | 4.87 | 50,637 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,540 |
| Megadiverse Countries | 0 | - | 4.96 | 140,899 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,016 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,552 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 982,804 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,741 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,234 |
| South China Sea Countries | 0 | - | 4.78 | 57,865 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,334 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,880 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,168 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,585 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,188 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,105 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,076 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,269 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,621 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,414 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,460 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,168 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,600 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,904 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.67 | 75,755 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,481 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 97,716 |
| World Map Quiz | 0 | - | 4.81 | 65,801 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,480 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,747 |
| Countries by Founding Story | 0 | - | 4.95 | 77,848 |
| Countries by Road Signs | 0 | - | 4.98 | 54,385 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,352 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,145 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,607 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,699 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,479 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,593 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,785 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,715 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,825 |
| Widest Countries East to West | 0 | - | 4.92 | 130,768 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,612 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,294 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,530 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,090 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,027 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,516 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,515 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,904 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 338,065 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 80,000 |
| Countries with Double Letters | 0 | - | 4.96 | 97,191 |
| Countries that End in N | 0 | - | 4.95 | 172,173 |
| Countries with Five Letters | 0 | - | 4.96 | 284,137 |
