| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,096,510 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 734,970 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 343,321 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,831 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,774 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,165,477 |
| Biggest Countries by Area | 0 | - | 4.99 | 827,275 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,654 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,591 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.91 | 294,989 |
| Island Countries Quiz | 0 | - | 4.99 | 576,087 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,774 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,883 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,193 |
| Countries with the Most Borders | 0 | - | 4.96 | 317,465 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 352,384 |
| Countries That Border Russia | 0 | - | 4.98 | 367,451 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,286 |
| Communist Countries in History | 0 | - | 4.47 | 382,597 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,128 |
| Islands by Country #1 | 0 | - | 4.86 | 149,221 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 286,293 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,264 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,099 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 204,992 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,225 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,626 |
| One Border Countries | 0 | - | 4.98 | 358,317 |
| Ye Olde Professions | 0 | - | 4.52 | 120,219 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,526 |
| EU Countries Quiz | 0 | - | 4.99 | 206,699 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,462,161 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,248,229 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 131,001 |
| Countries by Independence Day Quiz | 0 | - | 4.48 | 41,867 |
| Countries that Start with A | 0 | - | 4.96 | 1,626,482 |
| Countries that Start with B | 0 | - | 4.94 | 1,763,993 |
| Countries that Start with C | 0 | - | 4.95 | 1,397,750 |
| Countries that Start with D | 0 | - | 4.96 | 462,424 |
| Countries that Start with E | 0 | - | 4.93 | 1,030,737 |
| Countries that Start with G | 0 | - | 4.95 | 1,128,034 |
| Countries that Start with H | 0 | - | 4.92 | 389,595 |
| Countries that Start with I | 0 | - | 4.90 | 975,022 |
| Countries that Start with J | 0 | - | 4.96 | 392,869 |
| Countries that Start with K | 0 | - | 4.95 | 570,618 |
| Countries that Start with L | 0 | - | 4.98 | 811,844 |
| Countries that Start with N | 0 | - | 4.90 | 833,112 |
| Countries that Start with P | 0 | - | 4.94 | 920,740 |
| Countries that Start with R | 0 | - | 4.41 | 299,037 |
| Countries that Start with S | 0 | - | 4.97 | 1,354,088 |
| Countries that Start with T | 0 | - | 4.89 | 757,567 |
| Countries that Start with U | 0 | - | 4.97 | 683,525 |
| Countries that Start with V | 0 | - | 4.97 | 455,363 |
| Countries that Start with F | 0 | - | 4.74 | 422,920 |
| Countries that Start with M | 0 | - | 4.95 | 1,058,582 |
| Countries that Border China | 0 | - | 4.97 | 211,796 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 144,976 |
| Countries in World War II | 0 | - | 4.47 | 678,896 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,761 |
| Countries in World War I | 0 | - | 4.92 | 182,535 |
| Countries with Four Letters | 0 | - | 4.99 | 320,707 |
| Countries of Africa | 0 | - | 5.00 | 1,729,619 |
| Countries of South America | 0 | - | 5.00 | 621,470 |
| Countries of North America Quiz | 0 | - | 5.00 | 704,602 |
| Countries of Oceania | 0 | - | 5.00 | 710,946 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 155,104 |
| Vietnam War Countries | 0 | - | 4.78 | 76,557 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 205,990 |
| Countries Bordering France | 0 | - | 4.90 | 308,715 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,222 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,769 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,027 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,787 |
| Countries "Ruled" by King Charles III | 0 | - | 4.74 | 64,971 |
| Countries of the Soviet Union | 0 | - | 4.99 | 145,916 |
| Countries in their Native Language | 0 | - | 4.97 | 149,508 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 91,887 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,620 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,125 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,693 |
| Independence from Whom | 0 | - | 4.99 | 152,720 |
| Countries with Z | 0 | - | 4.99 | 222,798 |
| Holy Roman Empire Countries | 0 | - | 4.56 | 37,438 |
| Political Movements by Country | 0 | - | 4.49 | 61,869 |
| "Land" Countries | 0 | - | 4.98 | 264,491 |
| European Countries by Clue | 0 | - | 4.94 | 154,262 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,493 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 206,461 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,163 |
| Who Controlled These Colonies? | 0 | - | 4.73 | 100,463 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 246,386 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 146,856 |
| Warsaw Pact Countries | 0 | - | 4.90 | 64,495 |
| Inventions by Country #1 | 0 | - | 4.43 | 41,762 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,266 |
| Medieval English History | 0 | - | 4.42 | 37,709 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 156,193 |
| The 14th Century | 0 | - | 4.41 | 36,916 |
| The 11th and 12th Century | 0 | - | 4.49 | 42,144 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,320 |
| Historical City to Country | 0 | - | 4.81 | 66,305 |
| Biggest Countries by Area A-Z | 0 | - | 4.94 | 148,051 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 74,658 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,622 |
| Countries With the Most Languages | 0 | - | 4.90 | 150,112 |
| Countries Closest to Canada | 0 | - | 4.93 | 156,303 |
| Countries Closest to Italy | 0 | - | 4.97 | 147,813 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,092 |
| Countries Ending in "IA" | 0 | - | 4.99 | 150,020 |
| Countries Settled by Vikings | 0 | - | 4.92 | 91,680 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 341,973 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,745 |
| WWII Geography | 0 | - | 4.73 | 88,471 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,319,323 |
| Countries That End in Y | 0 | - | 4.89 | 148,242 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 128,804 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,822 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,491 |
| Former Countries | 0 | - | 4.52 | 100,283 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,374 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 150,302 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,788 |
| Guerrillas by Country | 0 | - | 4.42 | 34,830 |
| Country Chain | 0 | - | 4.92 | 156,472 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,561 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 995,557 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,294 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,795 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 110,530 |
| Every Country Shape | 0 | - | 4.99 | 312,674 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,873,327 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 144,052 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,235 |
| Countries with Megacities | 0 | - | 4.99 | 175,060 |
| Every European Country Shape | 0 | - | 4.94 | 152,268 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,006 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,863 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,942 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 152,497 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,641,622 |
| Countries of the Middle East | 0 | - | 4.96 | 147,938 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,290 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 65,757 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,757 |
| Most Populous Countries by Year | 0 | - | 4.77 | 78,873 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,313 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,123 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 111,985 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,210 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,886 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 187,631 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.34 | 40,741 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 44,761 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,598 |
| Biggest Roman Empire Countries | 0 | - | 4.82 | 73,741 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,375 |
| Countries of Asia in 1900 | 0 | - | 4.43 | 47,858 |
| Biggest British Empire Countries | 0 | - | 4.43 | 55,455 |
| Biggest Spanish Empire Countries | 0 | - | 4.79 | 80,786 |
| Soviet Union Country Quiz | 0 | - | 4.78 | 56,342 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,214 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,188 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,299 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.96 | 57,432 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.84 | 54,218 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.88 | 60,311 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 47,853 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 98,836 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 116,329 |
| Most-Visited Countries by Popes | 0 | - | 4.44 | 42,946 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 61,543 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.91 | 84,930 |
| 2017 News Stories - Name the Country | 0 | - | 4.48 | 23,961 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 61,873 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 61,389 |
| Countries by Emojis | 0 | - | 4.99 | 158,014 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 247,267 |
| Country by Photo of its Leader #1 | 0 | - | 4.73 | 80,538 |
| Countries of the World in 1900 | 0 | - | 4.87 | 52,214 |
| Random Flag to Country | 0 | - | 4.99 | 386,999 |
| Name a Valid Country #1 | 0 | - | 4.99 | 171,930 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.46 | 33,957 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 146,526 |
| Name a Valid Country #2 | 0 | - | 4.97 | 150,497 |
| Name a Valid Country #3 | 0 | - | 4.98 | 161,639 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,091,884 |
| Countries of the German Empire | 0 | - | 4.36 | 26,591 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,172 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 239,527 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 72,641 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 174,037 |
| Name a Valid European Country #1 | 0 | - | 4.98 | 158,672 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 92,708 |
| Category Elimination - Countries #3 | 0 | - | 4.98 | 166,815 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 105,250 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,121 |
| Battle to Country | 0 | - | 4.89 | 30,522 |
| Countries of the Italian Empire | 0 | - | 4.19 | 19,882 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 66,899 |
| Countries by Former Name | 0 | - | 4.99 | 82,468 |
