| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,511,810 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 741,371 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 345,505 |
| Country Shape Quiz #3 | 0 | - | 4.93 | 247,216 |
| Country Shape Quiz #4 | 0 | - | 4.91 | 180,819 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,173,903 |
| Biggest Countries by Area | 0 | - | 4.99 | 833,304 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 164,291 |
| Countries with the Highest Obesity Rate | 0 | - | 4.37 | 148,481 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 152,250 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 296,793 |
| Island Countries Quiz | 0 | - | 4.99 | 579,957 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 295,333 |
| Southernmost Countries of the World | 0 | - | 4.99 | 182,648 |
| Majority Muslim Countries | 0 | - | 4.96 | 282,910 |
| Countries with the Most Borders | 0 | - | 4.96 | 319,374 |
| Countries with the Longest Coastlines | 0 | - | 4.86 | 354,061 |
| Countries That Border Russia | 0 | - | 4.98 | 370,320 |
| Countries and Languages Quiz | 0 | - | 4.86 | 216,644 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 256,524 |
| Islands by Country #1 | 0 | - | 4.86 | 150,011 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 288,199 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 173,051 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,925 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 206,006 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,982 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 302,139 |
| One Border Countries | 0 | - | 4.98 | 361,467 |
| NATO Countries Quiz | 0 | - | 4.97 | 202,858 |
| EU Countries Quiz | 0 | - | 4.99 | 207,900 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,507,442 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,267,563 |
| Countries that Start with A | 0 | - | 4.96 | 1,642,625 |
| Countries that Start with B | 0 | - | 4.94 | 1,780,323 |
| Countries that Start with C | 0 | - | 4.95 | 1,410,444 |
| Countries that Start with D | 0 | - | 4.96 | 468,870 |
| Countries that Start with E | 0 | - | 4.93 | 1,040,730 |
| Countries that Start with G | 0 | - | 4.95 | 1,139,121 |
| Countries that Start with H | 0 | - | 4.93 | 395,117 |
| Countries that Start with I | 0 | - | 4.91 | 983,906 |
| Countries that Start with J | 0 | - | 4.96 | 398,474 |
| Countries that Start with K | 0 | - | 4.95 | 577,956 |
| Countries that Start with L | 0 | - | 4.98 | 820,097 |
| Countries that Start with N | 0 | - | 4.90 | 841,575 |
| Countries that Start with P | 0 | - | 4.94 | 929,794 |
| Countries that Start with R | 0 | - | 4.42 | 303,520 |
| Countries that Start with S | 0 | - | 4.96 | 1,366,998 |
| Countries that Start with T | 0 | - | 4.89 | 765,228 |
| Countries that Start with U | 0 | - | 4.97 | 690,153 |
| Countries that Start with V | 0 | - | 4.97 | 459,819 |
| Countries that Start with F | 0 | - | 4.77 | 428,592 |
| Countries that Start with M | 0 | - | 4.95 | 1,068,416 |
| Countries that Border China | 0 | - | 4.97 | 213,069 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.65 | 244,585 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 145,960 |
| Countries that Produce the Most Wine | 0 | - | 4.89 | 165,662 |
| Countries by Alcohol Consumption | 0 | - | 4.37 | 179,477 |
| Countries in World War I | 0 | - | 4.91 | 184,174 |
| Countries with Four Letters | 0 | - | 4.99 | 323,071 |
| Countries of Africa | 0 | - | 5.00 | 1,755,713 |
| Countries of South America | 0 | - | 5.00 | 631,742 |
| Countries of North America Quiz | 0 | - | 5.00 | 715,713 |
| Countries of Oceania | 0 | - | 5.00 | 721,920 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 156,210 |
| Countries with the Most Exports | 0 | - | 4.96 | 112,421 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 207,299 |
| Countries Bordering France | 0 | - | 4.90 | 310,962 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 200,565 |
| Countries Bordering Germany | 0 | - | 4.99 | 294,349 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,914 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 254,086 |
| Top Movie Producing Countries | 0 | - | 4.68 | 33,839 |
| Countries of the Soviet Union | 0 | - | 4.99 | 147,267 |
| Countries in their Native Language | 0 | - | 4.97 | 150,387 |
| Countries by Clue #1 | 0 | - | 4.89 | 196,840 |
| Countries with Five Letters Quiz | 0 | - | 4.93 | 193,219 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 158,594 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 127,458 |
| Independence from Whom | 0 | - | 4.99 | 158,585 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.52 | 145,389 |
| Countries with Z | 0 | - | 4.99 | 224,162 |
| "Land" Countries | 0 | - | 4.98 | 266,794 |
| Largest Economies in 2050 | 0 | - | 4.90 | 89,079 |
| European Countries by Clue | 0 | - | 4.94 | 155,297 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 219,173 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 174,208 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 248,203 |
| Countries by Oil Consumption | 0 | - | 4.95 | 104,314 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,965 |
| Countries by Airline Passengers | 0 | - | 4.93 | 41,901 |
| Countries with the Most Forest | 0 | - | 4.89 | 126,222 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 84,194 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,774 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 69,931 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 89,417 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 157,057 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.86 | 98,084 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 3.88 | 47,200 |
| Countries that Catch the Most Fish | 0 | - | 4.86 | 90,633 |
| Most Expensive Countries | 0 | - | 4.05 | 104,829 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.52 | 31,820 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 182,870 |
| Biggest Countries by Area A-Z | 0 | - | 4.94 | 148,966 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 73,390 |
| Countries With the Most Languages | 0 | - | 4.90 | 151,658 |
| Countries Closest to Canada | 0 | - | 4.93 | 157,539 |
| Countries Closest to Italy | 0 | - | 4.97 | 149,483 |
| Countries Closest to Spain | 0 | - | 4.96 | 171,654 |
| Countries Ending in "IA" | 0 | - | 4.99 | 151,441 |
| Countries with the Most Muslims | 0 | - | 4.92 | 119,594 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 81,684 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 65,650 |
| Countries Producing the Most Oranges | 0 | - | 4.53 | 25,007 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 344,944 |
| Countries with the Most Prisoners | 0 | - | 4.88 | 72,021 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 195,127 |
| Countries with the Most Domestic Camels | 0 | - | 4.90 | 34,637 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,362,321 |
| Countries That End in Y | 0 | - | 4.89 | 149,169 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.73 | 29,207 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 163,891 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 144,723 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 169,730 |
| Countries with the Most HIV | 0 | - | 4.43 | 39,607 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,677 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 151,348 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 173,975 |
| Countries with the Longest Perimeter | 0 | - | 4.84 | 65,408 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 144,539 |
| Five Poorest Countries by Continent | 0 | - | 4.95 | 144,391 |
| Tallest Countries North to South | 0 | - | 4.80 | 93,650 |
| Widest Countries East to West | 0 | - | 4.90 | 110,017 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.81 | 65,693 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 76,310 |
| Countries by Net Migration | 0 | - | 4.57 | 58,451 |
| Countries with the Highest Average Elevation | 0 | - | 4.97 | 56,157 |
| Top 10 Solar Power Countries | 0 | - | 4.80 | 51,712 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.57 | 41,262 |
| Countries with the Most Murders | 0 | - | 4.52 | 102,006 |
| Countries with the Most Millionaires | 0 | - | 4.81 | 74,679 |
| Country Chain | 0 | - | 4.92 | 157,933 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 1,004,572 |
| Countries with the Least Precipitation | 0 | - | 4.86 | 62,440 |
| Countries with the Most Precipitation | 0 | - | 4.74 | 45,409 |
| Poorest Countries with Exceptions | 0 | - | 4.53 | 90,037 |
| World Map without 12 Countries | 0 | - | 4.96 | 279,675 |
| Countries with Glaciers | 0 | - | 4.97 | 72,971 |
| Every Country Shape | 0 | - | 4.99 | 316,484 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,905,204 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 145,015 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 218,841 |
| Countries with Megacities | 0 | - | 4.99 | 177,084 |
| Every European Country Shape | 0 | - | 4.94 | 153,457 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 166,102 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 171,713 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 169,698 |
| All Countries of the World by Area with Hints | 0 | - | 4.96 | 154,892 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,668,967 |
| Countries of the Middle East | 0 | - | 4.96 | 149,770 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 216,584 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 80,922 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 106,998 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.94 | 76,181 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.95 | 145,434 |
| One Country By Letter By Continent | 0 | - | 4.99 | 38,204 |
| Most Populous Countries by Year | 0 | - | 4.78 | 79,852 |
| Largest Countries with No Borders | 0 | - | 4.97 | 164,340 |
| Coldest Countries | 0 | - | 4.97 | 101,052 |
| Countries with the Highest Murder Rate | 0 | - | 4.44 | 53,879 |
| Countries of Europe After World War II | 0 | - | 4.97 | 144,644 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 144,604 |
| Most Populous Countries with Exceptions | 0 | - | 4.97 | 86,164 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.64 | 45,832 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.86 | 125,671 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.47 | 42,197 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 64,802 |
| Countries with the Most Desert | 0 | - | 4.92 | 96,272 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 172,684 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 177,283 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 190,707 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.68 | 14,326 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.91 | 54,405 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 61,852 |
| Most Fragile Countries not in Africa | 0 | - | 4.43 | 40,216 |
| Tropical Rainforest Countries | 0 | - | 4.48 | 64,440 |
| Countries by Wealth per Capita | 0 | - | 4.55 | 53,071 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.86 | 44,490 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 161,011 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.95 | 75,064 |
| Countries by Milk Production | 0 | - | 4.49 | 18,180 |
| Northernmost Countries Without Glaciers | 0 | - | 4.72 | 16,709 |
| Countries with the Most Total Precipitation | 0 | - | 4.74 | 48,619 |
| Least-Forested Countries | 0 | - | 4.41 | 48,919 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.57 | 54,252 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 91,187 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 71,496 |
| Most Forested European Countries | 0 | - | 4.77 | 60,672 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 100,431 |
| Countries with the Most Mangroves | 0 | - | 4.47 | 29,578 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 117,582 |
