| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 36,132,300 |
| Country Shape Quiz #1 | 0 | - | 4.89 | 769,396 |
| Country Shape Quiz #2 | 0 | - | 4.92 | 354,620 |
| Country Shape Quiz #3 | 0 | - | 4.91 | 252,617 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 185,000 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,207,714 |
| Biggest Countries by Area | 0 | - | 4.99 | 859,077 |
| Countries with the Highest Life Expectancy | 0 | - | 4.80 | 167,084 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 154,878 |
| Spanish-Speaking Countries | 0 | - | 4.88 | 317,930 |
| Island Countries Quiz | 0 | - | 4.99 | 598,662 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 301,278 |
| Southernmost Countries of the World | 0 | - | 4.99 | 186,445 |
| Majority Muslim Countries | 0 | - | 4.97 | 292,942 |
| Countries with the Most Borders | 0 | - | 4.97 | 328,167 |
| Countries That Border Russia | 0 | - | 4.97 | 384,203 |
| Countries and Languages Quiz | 0 | - | 4.84 | 221,629 |
| Communist Countries in History | 0 | - | 4.43 | 400,996 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 262,490 |
| Islands by Country #1 | 0 | - | 4.83 | 153,912 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 296,563 |
| Monarchies of the World | 0 | - | 4.92 | 145,019 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 176,394 |
| Countries by Borders #1 | 0 | - | 4.99 | 167,821 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 210,713 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 315,946 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 309,678 |
| One Border Countries | 0 | - | 4.97 | 375,434 |
| Countries by Official Language | 0 | - | 4.94 | 145,941 |
| NATO Countries Quiz | 0 | - | 4.98 | 208,680 |
| EU Countries Quiz | 0 | - | 4.99 | 213,083 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,677,031 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,343,553 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 135,235 |
| Countries by Independence Day Quiz | 0 | - | 4.44 | 42,857 |
| Countries that Start with A | 0 | - | 4.96 | 1,740,774 |
| Countries that Start with B | 0 | - | 4.92 | 1,879,292 |
| Countries that Start with C | 0 | - | 4.94 | 1,487,873 |
| Countries that Start with D | 0 | - | 4.95 | 515,076 |
| Countries that Start with E | 0 | - | 4.92 | 1,104,595 |
| Countries that Start with G | 0 | - | 4.94 | 1,211,284 |
| Countries that Start with H | 0 | - | 4.91 | 438,298 |
| Countries that Start with I | 0 | - | 4.90 | 1,029,859 |
| Countries that Start with J | 0 | - | 4.97 | 425,802 |
| Countries that Start with K | 0 | - | 4.93 | 612,146 |
| Countries that Start with L | 0 | - | 4.97 | 859,316 |
| Countries that Start with N | 0 | - | 4.87 | 881,486 |
| Countries that Start with P | 0 | - | 4.90 | 974,538 |
| Countries that Start with R | 0 | - | 4.40 | 325,173 |
| Countries that Start with S | 0 | - | 4.97 | 1,431,622 |
| Countries that Start with T | 0 | - | 4.83 | 801,437 |
| Countries that Start with U | 0 | - | 4.96 | 720,604 |
| Countries that Start with V | 0 | - | 4.96 | 481,355 |
| Countries that Start with F | 0 | - | 4.68 | 472,630 |
| Countries that Start with M | 0 | - | 4.94 | 1,118,230 |
| Countries that Border China | 0 | - | 4.96 | 218,281 |
| Top Crude Oil Producing Countries | 0 | - | 4.82 | 148,675 |
| Countries in World War II | 0 | - | 4.43 | 713,043 |
| Countries that Produce the Most Wine | 0 | - | 4.85 | 169,100 |
| Countries in World War I | 0 | - | 4.91 | 191,292 |
| Countries with Four Letters | 0 | - | 4.99 | 354,666 |
| Countries of Africa | 0 | - | 5.00 | 1,864,443 |
| Countries of South America | 0 | - | 5.00 | 671,140 |
| Countries of North America Quiz | 0 | - | 5.00 | 759,104 |
| Countries of Oceania | 0 | - | 5.00 | 765,943 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 160,654 |
| Vietnam War Countries | 0 | - | 4.76 | 80,467 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 212,182 |
| Countries Bordering France | 0 | - | 4.82 | 332,817 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 205,228 |
| Countries Bordering Germany | 0 | - | 4.98 | 305,215 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 73,649 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 273,396 |
| Countries "Ruled" by King Charles III | 0 | - | 4.74 | 75,881 |
| Countries of the Soviet Union | 0 | - | 4.99 | 154,118 |
| Countries in their Native Language | 0 | - | 4.97 | 153,802 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 95,031 |
| Countries by Clue #1 | 0 | - | 4.88 | 202,416 |
| Countries with Five Letters Quiz | 0 | - | 4.94 | 215,312 |
| Countries with Six Letters Quiz | 0 | - | 4.92 | 163,523 |
| Independence from Whom | 0 | - | 4.99 | 170,828 |
| Countries with Z | 0 | - | 4.98 | 229,597 |
| Holy Roman Empire Countries | 0 | - | 4.53 | 39,435 |
| Political Movements by Country | 0 | - | 4.48 | 63,958 |
| "Land" Countries | 0 | - | 4.97 | 273,565 |
| European Countries by Clue | 0 | - | 4.93 | 159,314 |
| Countries with Letters Missing | 0 | - | 4.97 | 147,420 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 224,275 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 178,449 |
| Who Controlled These Colonies? | 0 | - | 4.80 | 104,026 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 255,691 |
| Former Countries by Capital | 0 | - | 4.41 | 99,150 |
| Most Populous Countries in 1900 | 0 | - | 4.88 | 151,717 |
| Warsaw Pact Countries | 0 | - | 4.88 | 66,659 |
| Inventions by Country #1 | 0 | - | 4.43 | 42,993 |
| Most Populous Countries in 1950 | 0 | - | 4.45 | 65,884 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 161,036 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 154,438 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 189,554 |
| Historical City to Country | 0 | - | 4.78 | 68,362 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 153,498 |
| Countries of the Japanese Empire | 0 | - | 4.96 | 78,974 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 52,976 |
| Countries With the Most Languages | 0 | - | 4.88 | 157,557 |
| Countries Closest to Canada | 0 | - | 4.90 | 161,728 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 146,568 |
| Countries Closest to Italy | 0 | - | 4.97 | 163,797 |
| Countries Closest to Spain | 0 | - | 4.96 | 177,875 |
| Countries Ending in "IA" | 0 | - | 4.99 | 156,753 |
| Countries Settled by Vikings | 0 | - | 4.93 | 104,074 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 357,080 |
| Top Five Countries By Category #2 | 0 | - | 4.91 | 143,629 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 200,463 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,551,643 |
| Countries That End in Y | 0 | - | 4.87 | 153,421 |
| Countries that Bordered the USSR | 0 | - | 4.91 | 133,045 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 168,293 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 149,768 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 175,525 |
| Former Countries | 0 | - | 4.60 | 116,554 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 231,252 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.93 | 156,124 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 180,709 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 148,559 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 148,406 |
| Guerrillas by Country | 0 | - | 4.46 | 35,930 |
| Country Chain | 0 | - | 4.91 | 163,136 |
| Olympic Host Countries | 0 | - | 4.98 | 149,398 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.80 | 1,044,056 |
| World Map without 12 Countries | 0 | - | 4.96 | 285,629 |
| Neutral European Countries of WWII | 0 | - | 4.93 | 117,023 |
| Every Country Shape | 0 | - | 5.00 | 334,410 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,028,819 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 149,372 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 226,959 |
| Countries with Megacities | 0 | - | 4.99 | 181,733 |
| Every European Country Shape | 0 | - | 4.93 | 158,637 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 170,906 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 180,277 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 176,417 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 148,622 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 141,758 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 165,694 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,782,096 |
| Countries of the Middle East | 0 | - | 4.95 | 155,506 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 228,717 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 69,252 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.96 | 162,395 |
| One Country By Letter By Continent | 0 | - | 4.99 | 48,050 |
| Most Populous Countries by Year | 0 | - | 4.71 | 83,062 |
| Largest Countries with No Borders | 0 | - | 4.96 | 169,529 |
| Countries of Europe After World War II | 0 | - | 4.97 | 151,803 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 120,429 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 150,155 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 179,943 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 182,773 |
| Highest Life Expectancy Countries With Exceptions | 0 | - | 4.41 | 44,886 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 202,458 |
| 2016 News Stories - Name the Country | 0 | - | 4.43 | 20,744 |
| Most Recently-Settled Countries | 0 | - | 4.88 | 46,126 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 168,073 |
| Biggest Roman Empire Countries | 0 | - | 4.84 | 76,353 |
| Biggest Mongol Empire Countries | 0 | - | 4.90 | 63,284 |
| Countries of Asia in 1900 | 0 | - | 4.46 | 49,589 |
| Biggest British Empire Countries | 0 | - | 4.48 | 72,854 |
| Biggest Spanish Empire Countries | 0 | - | 4.71 | 84,308 |
| Soviet Union Country Quiz | 0 | - | 4.83 | 59,552 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 161,177 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 95,574 |
| Flags of the Countries that Start with C | 0 | - | 4.91 | 105,504 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 70,985 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.83 | 56,631 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.89 | 62,511 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.90 | 49,969 |
| First Countries to Reach 5 Million People | 0 | - | 4.89 | 102,214 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 123,598 |
| Most-Visited Countries by Popes | 0 | - | 4.48 | 55,877 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 66,196 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.87 | 90,484 |
| 2017 News Stories - Name the Country | 0 | - | 4.50 | 25,080 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 65,952 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 65,551 |
| Countries by Emojis | 0 | - | 4.99 | 166,959 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 262,378 |
| Country by Photo of its Leader #1 | 0 | - | 4.70 | 83,563 |
| Countries of the World in 1900 | 0 | - | 4.85 | 56,238 |
| Random Flag to Country | 0 | - | 4.99 | 419,852 |
| Name a Valid Country #1 | 0 | - | 4.99 | 183,266 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.49 | 43,324 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 153,740 |
| Name a Valid Country #2 | 0 | - | 4.97 | 159,941 |
| Name a Valid Country #3 | 0 | - | 4.97 | 171,128 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,164,833 |
| Countries of the German Empire | 0 | - | 4.44 | 28,690 |
| Countries in the Byzantine Empire | 0 | - | 4.92 | 61,169 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 254,195 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 77,307 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 185,230 |
| Name a Valid European Country #1 | 0 | - | 4.98 | 168,509 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 98,497 |
