| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,517,987 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 741,563 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 345,552 |
| Country Shape Quiz #3 | 0 | - | 4.93 | 247,261 |
| Country Shape Quiz #4 | 0 | - | 4.91 | 180,845 |
| Winter Olympics Hosts Quiz | 0 | - | 4.30 | 67,666 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,174,020 |
| Biggest Countries by Area | 0 | - | 4.99 | 833,397 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 164,292 |
| Countries with the Highest Obesity Rate | 0 | - | 4.37 | 148,487 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 152,255 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 296,817 |
| Island Countries Quiz | 0 | - | 4.99 | 580,010 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 295,342 |
| Southernmost Countries of the World | 0 | - | 4.99 | 182,657 |
| Majority Muslim Countries | 0 | - | 4.96 | 282,928 |
| Countries with the Most Borders | 0 | - | 4.96 | 319,399 |
| Countries with the Longest Coastlines | 0 | - | 4.86 | 354,079 |
| Countries That Border Russia | 0 | - | 4.98 | 370,354 |
| Countries and Languages Quiz | 0 | - | 4.86 | 216,663 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 256,539 |
| Islands by Country #1 | 0 | - | 4.86 | 150,032 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 288,228 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 173,057 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,937 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 206,025 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 308,009 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 302,155 |
| One Border Countries | 0 | - | 4.98 | 361,528 |
| NATO Countries Quiz | 0 | - | 4.97 | 202,878 |
| EU Countries Quiz | 0 | - | 4.99 | 207,917 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,507,998 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,267,804 |
| Countries that Start with A | 0 | - | 4.96 | 1,642,943 |
| Countries that Start with B | 0 | - | 4.94 | 1,780,607 |
| Countries that Start with C | 0 | - | 4.95 | 1,410,642 |
| Countries that Start with D | 0 | - | 4.96 | 468,980 |
| Countries that Start with E | 0 | - | 4.93 | 1,040,898 |
| Countries that Start with G | 0 | - | 4.95 | 1,139,286 |
| Countries that Start with H | 0 | - | 4.93 | 395,190 |
| Countries that Start with I | 0 | - | 4.91 | 984,041 |
| Countries that Start with J | 0 | - | 4.96 | 398,557 |
| Countries that Start with K | 0 | - | 4.95 | 578,067 |
| Countries that Start with L | 0 | - | 4.98 | 820,216 |
| Countries that Start with N | 0 | - | 4.90 | 841,717 |
| Countries that Start with P | 0 | - | 4.94 | 929,928 |
| Countries that Start with R | 0 | - | 4.40 | 303,583 |
| Countries that Start with S | 0 | - | 4.96 | 1,367,200 |
| Countries that Start with T | 0 | - | 4.89 | 765,337 |
| Countries that Start with U | 0 | - | 4.97 | 690,254 |
| Countries that Start with V | 0 | - | 4.97 | 459,873 |
| Countries that Start with F | 0 | - | 4.77 | 428,668 |
| Countries that Start with M | 0 | - | 4.95 | 1,068,569 |
| Countries that Border China | 0 | - | 4.97 | 213,084 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.65 | 244,608 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 145,968 |
| Countries that Produce the Most Wine | 0 | - | 4.89 | 165,669 |
| Countries by Alcohol Consumption | 0 | - | 4.37 | 179,491 |
| Countries in World War I | 0 | - | 4.91 | 184,196 |
| Countries with Four Letters | 0 | - | 4.99 | 323,095 |
| Countries of Africa | 0 | - | 5.00 | 1,756,049 |
| Countries of South America | 0 | - | 5.00 | 631,885 |
| Countries of North America Quiz | 0 | - | 5.00 | 715,842 |
| Countries of Oceania | 0 | - | 5.00 | 722,121 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 156,224 |
| Countries with the Most Exports | 0 | - | 4.96 | 112,431 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 207,314 |
| Countries Bordering France | 0 | - | 4.90 | 310,984 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 200,579 |
| Countries Bordering Germany | 0 | - | 4.99 | 294,371 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,920 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 254,098 |
| Top Movie Producing Countries | 0 | - | 4.68 | 33,844 |
| Countries of the Soviet Union | 0 | - | 4.99 | 147,285 |
| Countries in their Native Language | 0 | - | 4.97 | 150,398 |
| Countries by Clue #1 | 0 | - | 4.89 | 196,871 |
| Countries with Five Letters Quiz | 0 | - | 4.93 | 193,235 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 158,618 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 161,664 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 127,463 |
| Summer Olympic City Bids | 0 | - | 4.95 | 31,798 |
| Independence from Whom | 0 | - | 4.99 | 161,242 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.52 | 145,400 |
| Countries with Z | 0 | - | 4.99 | 224,176 |
| "Land" Countries | 0 | - | 4.98 | 266,810 |
| Largest Economies in 2050 | 0 | - | 4.90 | 89,087 |
| European Countries by Clue | 0 | - | 4.94 | 155,319 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 219,194 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 174,221 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 248,232 |
| Countries by Oil Consumption | 0 | - | 4.96 | 104,319 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,975 |
| Countries by Airline Passengers | 0 | - | 4.92 | 41,910 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 84,196 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,784 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 69,938 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 157,066 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.86 | 98,098 |
| Countries that Catch the Most Fish | 0 | - | 4.86 | 90,641 |
| Most Expensive Countries | 0 | - | 4.05 | 104,833 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.52 | 31,822 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 182,891 |
| Biggest Countries by Area A-Z | 0 | - | 4.94 | 148,980 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 73,399 |
| Countries With the Most Languages | 0 | - | 4.90 | 151,676 |
| Countries Closest to Canada | 0 | - | 4.93 | 157,553 |
| Countries Closest to Italy | 0 | - | 4.97 | 149,504 |
| Countries Closest to Spain | 0 | - | 4.96 | 171,666 |
| Countries Ending in "IA" | 0 | - | 4.99 | 151,449 |
| Countries with the Most Muslims | 0 | - | 4.92 | 119,609 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 81,686 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 65,652 |
| Countries Producing the Most Oranges | 0 | - | 4.53 | 25,008 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 344,978 |
| Countries with the Most Prisoners | 0 | - | 4.88 | 72,028 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 195,226 |
| Countries with the Most Domestic Camels | 0 | - | 4.90 | 34,640 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,362,916 |
| Countries That End in Y | 0 | - | 4.89 | 149,187 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.73 | 29,210 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 163,919 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 144,737 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 169,746 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,699 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 151,361 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 173,995 |
| Countries with the Longest Perimeter | 0 | - | 4.84 | 65,415 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 144,549 |
| Tallest Countries North to South | 0 | - | 4.80 | 93,655 |
| Widest Countries East to West | 0 | - | 4.90 | 110,027 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.81 | 65,695 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 76,321 |
| Countries by Net Migration | 0 | - | 4.57 | 58,459 |
| Countries with the Highest Average Elevation | 0 | - | 4.97 | 56,158 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.57 | 41,264 |
| Countries with the Most Murders | 0 | - | 4.52 | 102,011 |
| Countries with the Most Millionaires | 0 | - | 4.81 | 74,686 |
| Country Chain | 0 | - | 4.92 | 157,939 |
| Olympic Host Countries | 0 | - | 4.98 | 141,809 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 1,004,654 |
| Countries with the Least Precipitation | 0 | - | 4.86 | 62,441 |
| Countries with the Most Precipitation | 0 | - | 4.74 | 45,413 |
| Poorest Countries with Exceptions | 0 | - | 4.53 | 90,042 |
| World Map without 12 Countries | 0 | - | 4.96 | 279,692 |
| Every Country Shape | 0 | - | 4.99 | 316,544 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,905,733 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 145,035 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 51,979 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 218,859 |
| Countries With the Most NBA Players | 0 | - | 4.44 | 67,931 |
| Countries with Megacities | 0 | - | 4.99 | 177,158 |
| Every European Country Shape | 0 | - | 4.94 | 153,482 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 166,116 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 171,736 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 169,711 |
| Countries with Major League Baseball Players | 0 | - | 4.48 | 46,790 |
| All Countries of the World by Area with Hints | 0 | - | 4.96 | 154,930 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,669,377 |
| Countries of the Middle East | 0 | - | 4.96 | 149,799 |
| Countries with the Most Downhill Skiing | 0 | - | 4.92 | 43,782 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 216,625 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.38 | 50,040 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 80,930 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 107,006 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.94 | 76,188 |
| Countries with the Fastest Marathoners | 0 | - | 4.43 | 63,352 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.95 | 145,470 |
| One Country By Letter By Continent | 0 | - | 4.99 | 38,240 |
| Most Populous Countries by Year | 0 | - | 4.78 | 79,863 |
| Largest Countries with No Borders | 0 | - | 4.97 | 164,350 |
| Coldest Countries | 0 | - | 4.97 | 101,064 |
| Countries with the Highest Murder Rate | 0 | - | 4.44 | 53,884 |
| Countries of Europe After World War II | 0 | - | 4.97 | 144,655 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.94 | 93,101 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 144,618 |
| Most Populous Countries with Exceptions | 0 | - | 4.97 | 86,168 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.64 | 45,833 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.86 | 125,683 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.47 | 42,200 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 64,807 |
| Countries with the Most Desert | 0 | - | 4.92 | 96,281 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 172,698 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 177,304 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 190,740 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.18 | 26,557 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.68 | 14,330 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.91 | 54,411 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 61,855 |
| Most Fragile Countries not in Africa | 0 | - | 4.43 | 40,249 |
| Countries by Wealth per Capita | 0 | - | 4.55 | 53,074 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.86 | 44,495 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 161,030 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.95 | 75,069 |
| Countries by Milk Production | 0 | - | 4.49 | 18,187 |
| Countries with the Most Total Precipitation | 0 | - | 4.74 | 48,620 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 91,203 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 71,496 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 100,455 |
| Countries with the Most Mangroves | 0 | - | 4.47 | 29,582 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 117,606 |
