| The Only African Country ... | 0 | - | 4.99 | 128,556 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,858 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,596,731 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,462 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,091,848 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,443 |
| Countries with Four Letters | 0 | - | 4.99 | 419,516 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,828 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 116,703 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,547 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,269 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,537 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,054,229 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,655 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,766 |
| Country Chain | 0 | - | 4.96 | 216,091 |
| Countries by Emojis | 0 | - | 4.99 | 237,272 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,296 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,829 |
| Islands by Country #1 | 0 | - | 4.87 | 174,662 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,056 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,397 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,422 |
| Name a Valid Country #3 | 0 | - | 4.99 | 260,386 |
| Name a Valid Country #1 | 0 | - | 4.99 | 284,862 |
| Name a Valid Country #2 | 0 | - | 4.98 | 247,137 |
| Name a Valid Country #4 | 0 | - | 4.97 | 252,502 |
| Name a Valid Country #5 | 0 | - | 4.99 | 191,029 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,909 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 713,898 |
| Landlocked Countries | 0 | - | 4.99 | 415,323 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,730,505 |
| The Only Country ... | 0 | - | 4.91 | 80,196 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,700 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,584 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,508 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,443 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,995 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,001 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,799 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,142 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,311 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,791 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,774 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,712 |
| Random Countries by Borders | 0 | - | 4.99 | 81,823 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,638 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,051 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,789 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,793 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,770 |
| Island Countries | 0 | - | 4.99 | 708,310 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,273 |
| Himalayan Countries | 0 | - | 4.95 | 135,964 |
| Andean Countries | 0 | - | 4.94 | 83,165 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,484 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,621 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,182 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,825 |
| Danube Countries | 0 | - | 4.97 | 71,261 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,992 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,709 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,857 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,799 |
| European Landlocked Countries | 0 | - | 4.99 | 145,961 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,514 |
| Countries with the Most Species | 0 | - | 4.99 | 95,346 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,642 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,268 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,439 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,064 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,717 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,072 |
| Countries in the Alps | 0 | - | 4.86 | 117,116 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,756 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,586 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,158 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,584 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,374 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,136 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,795 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,895 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,687 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,204 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,273 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,137 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,615 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,878 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,888 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,449 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,797 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,350 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,022 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,244 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,177 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,728 |
| Largest Countries By Category | 0 | - | 4.97 | 157,021 |
| Countries by Countries | 0 | - | 4.96 | 62,441 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,366,948 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,662 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,022 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,935 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,650 |
| Northernmost Countries | 0 | - | 4.99 | 358,674 |
| Countries of South America | 0 | - | 5.00 | 917,732 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,092 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,187 |
| "Land" Countries | 0 | - | 4.98 | 334,087 |
| The Only Asian Country ... | 0 | - | 4.69 | 122,035 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 379,752 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 135,675 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,861 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,352 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,896 |
| Countries with Megacities | 0 | - | 4.99 | 248,164 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,784 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,355 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,162 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,290 |
| Countries by Official Language | 0 | - | 4.95 | 193,177 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,706 |
| Countries in their Native Language | 0 | - | 4.99 | 197,009 |
| Independence from Whom | 0 | - | 4.99 | 210,140 |
| Subdivisions by Country | 0 | - | 4.86 | 50,147 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,059 |
| Megadiverse Countries | 0 | - | 4.96 | 134,443 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,168 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,010 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,545 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,905 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,879 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,123 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,324 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,444 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,300 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,786 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,910 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,516 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,619 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,581 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,475 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,795 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,121 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,130 |
| World Map Quiz | 0 | - | 4.81 | 63,791 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,581 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,772 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,517 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,237 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,332 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,109 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,308 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,500 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,076 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,527 |
| Widest Countries East to West | 0 | - | 4.92 | 129,022 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,284 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,480 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,651 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,863 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,820 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,227 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,650 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,641 |
| Foods by Country of Origin #1 | 0 | - | 4.42 | 335,440 |
| Countries with Double Letters | 0 | - | 4.96 | 93,685 |
| Countries that End in N | 0 | - | 4.94 | 157,147 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,035 |
| Countries with Six Letters | 0 | - | 4.93 | 210,695 |
| Countries with W | 0 | - | 4.97 | 158,419 |
| Countries with Z | 0 | - | 4.98 | 288,244 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,759 |
| Countries That End in U | 0 | - | 4.95 | 119,614 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,875 |
| Countries that End in O | 0 | - | 4.92 | 158,659 |
| Countries that End in R | 0 | - | 4.87 | 118,377 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,934 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,420 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,563 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,651 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,200 |
| Countries That End in Y | 0 | - | 4.90 | 185,289 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,621 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,900 |
| Countries that End in I | 0 | - | 4.94 | 134,544 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,476 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,300 |
| Countries That End in NIA | 0 | - | 4.92 | 109,121 |
| Countries That End in BIA | 0 | - | 4.92 | 147,851 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,261 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,636 |
| Countries That End in RIA | 0 | - | 4.93 | 126,199 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,184 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,723 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,686 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,037 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,587 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,028 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,286 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,799 |
