| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,689 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,177 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,935 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,341 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,626 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,651,370 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,121,868 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,067 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,308 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,603 |
| Countries with Four Letters | 0 | - | 4.99 | 425,652 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,963 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,844 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,857,259 |
| Landlocked Countries | 0 | - | 4.99 | 425,496 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,688 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 741,773 |
| Country Chain | 0 | - | 4.96 | 218,397 |
| Countries by Emojis | 0 | - | 4.99 | 242,154 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,552 |
| Islands by Country #1 | 0 | - | 4.90 | 176,298 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,201 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,521 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,366 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,802,712 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,920 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,099 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,056 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,073 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,938 |
| Name a Valid Country #6 | 0 | - | 4.95 | 144,958 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,098 |
| Himalayan Countries | 0 | - | 4.93 | 140,119 |
| Andean Countries | 0 | - | 4.94 | 85,368 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,509 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,898 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,093 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,368 |
| Danube Countries | 0 | - | 4.97 | 72,343 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,539 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,796 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,035 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,544 |
| European Landlocked Countries | 0 | - | 4.99 | 147,570 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,241 |
| Countries with the Most Species | 0 | - | 4.99 | 103,541 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,361 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,762 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,866 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,816 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,552 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,979 |
| Countries in the Alps | 0 | - | 4.87 | 118,732 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,548 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,796 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,941 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,992 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,914 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,219 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,358 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,821 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,394 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,147 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,845 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,723 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,532 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,757 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,860 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,758 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,583 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,628 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,756 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,633 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,557 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,068 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,483 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,071 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,896 |
| Largest Countries By Category | 0 | - | 4.97 | 158,810 |
| Countries by Countries | 0 | - | 4.96 | 63,613 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,415 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,636 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,110 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,057 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,668 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,216 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,991 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,388 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,077 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,510 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,263 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,451 |
| Random Countries by Borders | 0 | - | 4.99 | 83,065 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,573 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,181 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,591 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,540 |
| Island Countries | 0 | - | 4.99 | 712,453 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,941 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,404 |
| Northernmost Countries | 0 | - | 4.99 | 363,851 |
| Countries of South America | 0 | - | 5.00 | 932,263 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,836 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,315 |
| "Land" Countries | 0 | - | 4.98 | 338,322 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 387,688 |
| UK Immigration by Country | 0 | - | 4.94 | 141,676 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 139,900 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,714 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,388 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,063 |
| Countries with Megacities | 0 | - | 4.99 | 266,952 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,783 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,084 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,095 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,200 |
| Countries by Official Language | 0 | - | 4.95 | 195,950 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,561 |
| Countries in their Native Language | 0 | - | 4.99 | 199,689 |
| Independence from Whom | 0 | - | 4.99 | 213,003 |
| Subdivisions by Country | 0 | - | 4.87 | 50,603 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,398 |
| Megadiverse Countries | 0 | - | 4.96 | 135,263 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,906 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,528 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,581 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,221 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,763 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,831 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,079 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,555 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,962 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,249 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,478 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,361 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,431 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,136 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,565 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,793 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,284 |
| World Map Quiz | 0 | - | 4.81 | 65,671 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,109 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,695 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,201 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,043 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,536 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,488 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,406 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,506 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,702 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,676 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,636 |
| Widest Countries East to West | 0 | - | 4.92 | 130,428 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,589 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,227 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,510 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,049 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,951 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,449 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,490 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,887 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,874 |
| Countries with Double Letters | 0 | - | 4.96 | 97,019 |
| Countries that End in N | 0 | - | 4.95 | 171,882 |
| Countries with Five Letters | 0 | - | 4.96 | 283,686 |
| Countries with Six Letters | 0 | - | 4.94 | 214,417 |
| Countries with W | 0 | - | 4.96 | 160,902 |
| Countries with Z | 0 | - | 4.98 | 292,385 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,255 |
| Countries That End in U | 0 | - | 4.95 | 121,169 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,067 |
| Countries that End in O | 0 | - | 4.92 | 160,194 |
| Countries that End in R | 0 | - | 4.87 | 119,168 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,919 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,793 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 171,120 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,802 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,732 |
| Countries That End in Y | 0 | - | 4.91 | 186,079 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,427 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,254 |
| Countries that End in I | 0 | - | 4.94 | 135,302 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,589 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,041 |
| Countries That End in NIA | 0 | - | 4.92 | 110,035 |
| Countries That End in BIA | 0 | - | 4.93 | 149,563 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,509 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,758 |
| Countries That End in RIA | 0 | - | 4.93 | 127,041 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,373 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,544 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,147 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,594 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,148 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,793 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,313 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,532 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,888 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,642 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,393 |
