| Quiz | Points | Best | Rating | Takes |
|---|
| Countries by Clue #2 | 0 | - | 4.90 | 144,682 |
| Countries by Clue #1 | 0 | - | 4.86 | 215,746 |
| European Countries by Clue | 0 | - | 4.94 | 168,965 |
| Countries by a Single Clue #5 | 0 | - | 4.87 | 87,848 |
| The Only American Country ... | 0 | - | 4.91 | 107,998 |
| Five Countries by a Single Word by Continent | 0 | - | 4.83 | 63,527 |
| Bordering Countries by Clue #1 | 0 | - | 4.96 | 68,119 |
| Bordering Countries by Clue #2 | 0 | - | 4.94 | 69,381 |
| Walking Across Borders with Hints #1 | 0 | - | 4.89 | 88,375 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 65,686 |
| Countries of the World Quiz | 0 | - | 5.00 | 39,860,876 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.94 | 60,372 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.86 | 52,797 |
| Countries by Clue #3 | 0 | - | 4.74 | 89,285 |
| Countries by Clue #5 | 0 | - | 4.45 | 44,998 |
| Countries by a Single Clue #1 | 0 | - | 4.50 | 91,155 |
| Countries by a Single Clue #2 | 0 | - | 4.41 | 86,164 |
| Countries by a Single Clue #4 | 0 | - | 4.43 | 70,280 |
| Countries by a Single Clue #6 | 0 | - | 4.42 | 79,184 |
| Countries by a Single Clue #8 | 0 | - | 4.40 | 82,413 |
| Countries by a Single Clue #9 | 0 | - | 4.44 | 56,529 |
| Countries by a Single Clue #10 | 0 | - | 4.53 | 52,651 |
| Countries by a Single Clue #11 | 0 | - | 4.45 | 57,790 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.93 | 4,949,573 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 310,851 |
| Sahara Desert Countries | 0 | - | 4.98 | 122,276 |
| Himalayan Countries | 0 | - | 4.95 | 99,704 |
| Andean Countries | 0 | - | 4.92 | 55,281 |
| Countries with the Oldest Median Age | 0 | - | 4.88 | 56,211 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 47,481 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 100,451 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 51,858 |
| Danube Countries | 0 | - | 4.97 | 55,857 |
| Countries With an "Ish" Demonym | 0 | - | 4.96 | 90,933 |
| Countries With an "Ese" Demonym | 0 | - | 4.95 | 64,239 |
| Countries with the Worst Passports | 0 | - | 4.88 | 48,038 |
| Countries with the Most Immigrants | 0 | - | 4.84 | 107,250 |
| European Landlocked Countries | 0 | - | 4.99 | 114,041 |
| Partially Recognized Countries | 0 | - | 4.98 | 87,950 |
| Countries with the Most Species | 0 | - | 4.99 | 88,884 |
| Tropic of Cancer Countries | 0 | - | 4.93 | 44,207 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,569 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 46,888 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 58,135 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 48,105 |
| Countries in the Alps | 0 | - | 4.85 | 100,713 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 83,789 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 84,391 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 70,613 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,039 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 92,325 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.88 | 86,351 |
| Five Biggest Countries by Latitude | 0 | - | 4.98 | 88,360 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,310 |
| Biggest Country by Body of Water | 0 | - | 4.97 | 44,735 |
| Countries with the Most Container Port Traffic | 0 | - | 4.93 | 53,569 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 68,321 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 48,030 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 36,091 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.91 | 94,153 |
| Arctic Ocean Countries | 0 | - | 4.95 | 70,919 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,411 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 94,946 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 60,516 |
| Countries that Host the Most Refugees | 0 | - | 4.92 | 52,430 |
| All Countries of the World by Area with Hints | 0 | - | 4.96 | 188,929 |
| World Countries - Blind Typing | 0 | - | 5.00 | 69,467 |
| Countries in Their Own Alphabet | 0 | - | 4.94 | 41,546 |
| Largest Countries By Category | 0 | - | 4.97 | 142,616 |
| Countries by Countries | 0 | - | 4.93 | 53,382 |
| Country Flags with the Most White | 0 | - | 4.88 | 106,503 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.97 | 58,016 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,167 |
| Country Flags With Only Two Colors | 0 | - | 4.87 | 76,369 |
| Spanish-Speaking Countries | 0 | - | 4.88 | 335,786 |
| Countries with the Most Tourists Quiz | 0 | - | 4.93 | 346,839 |
| Island Countries Quiz | 0 | - | 4.99 | 632,175 |
| Biggest Countries by Area | 0 | - | 4.99 | 914,589 |
| Northernmost Countries | 0 | - | 4.98 | 322,779 |
| Countries of South America | 0 | - | 5.00 | 771,159 |
| Countries of Oceania | 0 | - | 5.00 | 864,808 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,050,469 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,521,378 |
| Countries Ending in "IA" by Clue | 0 | - | 4.70 | 65,029 |
| Countries by Clue #4 | 0 | - | 4.35 | 67,930 |
| Countries by a Single Clue #7 | 0 | - | 4.32 | 64,087 |
| Countries by a Single Clue #12 | 0 | - | 4.40 | 60,572 |
| Countries by a Single Word | 0 | - | 4.55 | 26,159 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 122,188 |
| Countries with Megacities | 0 | - | 4.99 | 191,701 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 166,665 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 95,583 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 91,853 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 61,500 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,868 |
| Countries by Official Language | 0 | - | 4.94 | 152,024 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.88 | 242,635 |
| Countries in their Native Language | 0 | - | 4.97 | 175,253 |
| Independence from Whom | 0 | - | 4.99 | 180,341 |
| Subdivisions by Country | 0 | - | 4.84 | 45,903 |
| Who Controlled These Colonies? | 0 | - | 4.84 | 110,004 |
| Megadiverse Countries | 0 | - | 4.94 | 123,844 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 88,286 |
| Countries with Multiple Big Islands | 0 | - | 4.89 | 105,316 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.85 | 46,808 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 128,247 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 47,993 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 74,978 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.96 | 143,130 |
| Countries with Multiple Populous Islands | 0 | - | 4.83 | 75,931 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,650 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 41,840 |
| Landmarks of Countries #1 | 0 | - | 4.82 | 100,303 |
| Countries Furthest from the United States | 0 | - | 4.89 | 70,751 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,244 |
| Straight Shot to the Arctic Circle | 0 | - | 4.90 | 57,144 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,224 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 77,796 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 107,435 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 79,823 |
| Countries by Founding Story | 0 | - | 4.91 | 53,282 |
| Countries by Road Signs | 0 | - | 4.98 | 43,940 |
| Southernmost Countries of the World | 0 | - | 4.99 | 199,658 |
| Countries by Inland Surface Water | 0 | - | 4.95 | 89,012 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 105,792 |
| Countries With the Most Languages | 0 | - | 4.90 | 169,189 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.94 | 85,844 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 69,948 |
| Countries with the Most Prisoners | 0 | - | 4.91 | 84,291 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 52,453 |
| Widest Countries East to West | 0 | - | 4.91 | 117,675 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,476 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 156,418 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 91,667 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.95 | 83,995 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 116,781 |
| Countries with the Most Desert | 0 | - | 4.91 | 103,482 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 66,031 |
| Countries with Double Letters | 0 | - | 4.96 | 64,340 |
| Countries that End in N | 0 | - | 4.94 | 129,277 |
| Countries with Five Letters Quiz | 0 | - | 4.95 | 225,313 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 171,410 |
| Countries with W | 0 | - | 4.97 | 119,987 |
| Countries with Z | 0 | - | 4.98 | 239,880 |
| Countries with Letters Missing | 0 | - | 4.98 | 152,834 |
| Countries That End in U | 0 | - | 4.93 | 105,872 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 86,603 |
| Countries that End in O | 0 | - | 4.90 | 145,589 |
| Countries that End in R | 0 | - | 4.85 | 95,627 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,303 |
| Countries Ending in "IA" | 0 | - | 4.99 | 167,893 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 153,837 |
| Countries by Last Two Letters | 0 | - | 4.89 | 114,432 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 127,589 |
| Countries That End in Y | 0 | - | 4.89 | 160,273 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 158,231 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.88 | 118,808 |
| Countries that End in I | 0 | - | 4.90 | 113,704 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 147,111 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.97 | 86,900 |
| Countries That End in NIA | 0 | - | 4.91 | 99,637 |
| Countries That End in BIA | 0 | - | 4.91 | 124,419 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.91 | 151,118 |
| Countries Whose Names Start with Saint | 0 | - | 4.82 | 108,262 |
| Countries That End in RIA | 0 | - | 4.83 | 99,445 |
| Most Common Words in Official Country Names | 0 | - | 4.84 | 98,966 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 196,275 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 117,403 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 108,048 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 75,059 |
| Countries with a Unique Last Letter | 0 | - | 4.92 | 90,635 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 94,935 |
| Countries with the Word "And" | 0 | - | 4.99 | 81,474 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 38,743 |
| Countries that End in L | 0 | - | 4.94 | 132,455 |
| "Land" Countries | 0 | - | 4.98 | 285,914 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 186,159 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.97 | 64,921 |
| City to Country Quiz #1 | 0 | - | 4.93 | 133,081 |
| City to Country Quiz #3 | 0 | - | 4.85 | 98,888 |
| 45 European Countries, 45 Cities | 0 | - | 4.96 | 70,440 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 204,552 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 155,871 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 114,905 |
| Five Smallest Countries by Continent | 0 | - | 4.97 | 130,521 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 190,600 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 138,851 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.85 | 65,079 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.85 | 90,848 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 81,333 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 54,787 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,290,370 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 345,261 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,000,211 |
| One Border Countries | 0 | - | 4.97 | 402,960 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,310,377 |
| Every Country in its Official/Native Language | 0 | - | 4.97 | 16,351 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.85 | 31,612 |
| Countries With One Word and Three A's | 0 | - | 4.88 | 29,518 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 64,525 |
