| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,129,513 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 735,530 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 343,508 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,955 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,861 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,166,177 |
| Biggest Countries by Area | 0 | - | 4.99 | 827,794 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,707 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,662 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 295,155 |
| Island Countries Quiz | 0 | - | 4.99 | 576,442 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,906 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,953 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,347 |
| Countries with the Most Borders | 0 | - | 4.96 | 317,657 |
| Countries with the Longest Coastlines | 0 | - | 4.86 | 352,541 |
| Countries That Border Russia | 0 | - | 4.98 | 367,672 |
| Regions of Countries #1 | 0 | - | 4.96 | 137,383 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,376 |
| Communist Countries in History | 0 | - | 4.47 | 382,868 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,337 |
| Islands by Country #1 | 0 | - | 4.86 | 149,303 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 286,435 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,339 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,166 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,067 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,379 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,768 |
| One Border Countries | 0 | - | 4.98 | 358,598 |
| Countries by Official Language | 0 | - | 4.93 | 142,018 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,651 |
| EU Countries Quiz | 0 | - | 4.99 | 206,787 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,465,775 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,249,819 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 131,193 |
| Countries by Independence Day Quiz | 0 | - | 4.48 | 41,880 |
| Countries that Start with A | 0 | - | 4.96 | 1,627,870 |
| Countries that Start with B | 0 | - | 4.94 | 1,765,376 |
| Countries that Start with C | 0 | - | 4.95 | 1,398,890 |
| Countries that Start with D | 0 | - | 4.96 | 463,001 |
| Countries that Start with E | 0 | - | 4.93 | 1,031,592 |
| Countries that Start with G | 0 | - | 4.95 | 1,128,935 |
| Countries that Start with H | 0 | - | 4.92 | 390,107 |
| Countries that Start with I | 0 | - | 4.90 | 975,779 |
| Countries that Start with J | 0 | - | 4.96 | 393,396 |
| Countries that Start with K | 0 | - | 4.94 | 571,285 |
| Countries that Start with L | 0 | - | 4.98 | 812,574 |
| Countries that Start with N | 0 | - | 4.90 | 833,850 |
| Countries that Start with P | 0 | - | 4.94 | 921,570 |
| Countries that Start with R | 0 | - | 4.41 | 299,484 |
| Countries that Start with S | 0 | - | 4.97 | 1,355,194 |
| Countries that Start with T | 0 | - | 4.89 | 758,270 |
| Countries that Start with U | 0 | - | 4.97 | 684,147 |
| Countries that Start with V | 0 | - | 4.97 | 455,780 |
| Countries that Start with F | 0 | - | 4.76 | 423,457 |
| Countries that Start with M | 0 | - | 4.95 | 1,059,439 |
| Countries that Border China | 0 | - | 4.97 | 211,899 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 145,069 |
| Countries in World War II | 0 | - | 4.47 | 679,489 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,836 |
| Countries in World War I | 0 | - | 4.92 | 182,672 |
| Countries with Four Letters | 0 | - | 4.99 | 320,884 |
| Countries of Africa | 0 | - | 5.00 | 1,731,971 |
| Countries of South America | 0 | - | 5.00 | 622,332 |
| Countries of North America Quiz | 0 | - | 5.00 | 705,658 |
| Countries of Oceania | 0 | - | 5.00 | 711,851 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 155,185 |
| Vietnam War Countries | 0 | - | 4.78 | 76,620 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 206,084 |
| Countries Bordering France | 0 | - | 4.90 | 308,886 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,484 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,999 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,086 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,902 |
| Countries "Ruled" by King Charles III | 0 | - | 4.73 | 65,005 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,041 |
| Countries in their Native Language | 0 | - | 4.97 | 149,584 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 91,952 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,711 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,214 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,770 |
| Independence from Whom | 0 | - | 4.99 | 152,807 |
| Countries with Z | 0 | - | 4.99 | 222,887 |
| Holy Roman Empire Countries | 0 | - | 4.57 | 37,474 |
| Political Movements by Country | 0 | - | 4.49 | 61,897 |
| "Land" Countries | 0 | - | 4.98 | 264,743 |
| European Countries by Clue | 0 | - | 4.94 | 154,337 |
| Countries with Letters Missing | 0 | - | 4.97 | 143,461 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 211,665 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,252 |
| Who Controlled These Colonies? | 0 | - | 4.73 | 100,522 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 246,546 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 146,932 |
| Warsaw Pact Countries | 0 | - | 4.90 | 64,536 |
| Inventions by Country #1 | 0 | - | 4.43 | 41,783 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,309 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 156,261 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,456 |
| Historical City to Country | 0 | - | 4.81 | 66,343 |
| Biggest Countries by Area A-Z | 0 | - | 4.94 | 148,107 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 74,731 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,661 |
| Countries With the Most Languages | 0 | - | 4.89 | 150,234 |
| Countries Closest to Canada | 0 | - | 4.93 | 156,383 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 141,159 |
| Countries Closest to Italy | 0 | - | 4.97 | 147,916 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,197 |
| Countries Ending in "IA" | 0 | - | 4.99 | 150,124 |
| Countries Settled by Vikings | 0 | - | 4.92 | 91,731 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 342,234 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,851 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,322,976 |
| Countries That End in Y | 0 | - | 4.89 | 148,322 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 128,858 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,920 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 143,689 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,584 |
| Former Countries | 0 | - | 4.52 | 100,316 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,487 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 150,384 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,881 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 143,560 |
| Five Poorest Countries by Continent | 0 | - | 4.95 | 143,612 |
| Guerrillas by Country | 0 | - | 4.39 | 34,849 |
| Country Chain | 0 | - | 4.92 | 156,568 |
| Olympic Host Countries | 0 | - | 4.98 | 140,889 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 996,325 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,415 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 110,645 |
| Every Country Shape | 0 | - | 4.99 | 313,052 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,875,685 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 144,174 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,386 |
| Countries with Megacities | 0 | - | 4.99 | 175,566 |
| Every European Country Shape | 0 | - | 4.94 | 152,375 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,086 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 170,018 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,080 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 142,856 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 152,718 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,643,919 |
| Countries of the Middle East | 0 | - | 4.96 | 148,070 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,487 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 65,836 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.97 | 137,905 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,969 |
| Most Populous Countries by Year | 0 | - | 4.76 | 78,945 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,415 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,260 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 112,134 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 143,590 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,330 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,995 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 187,860 |
| 2016 News Stories - Name the Country | 0 | - | 4.36 | 19,981 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 44,782 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,712 |
| Biggest Roman Empire Countries | 0 | - | 4.82 | 73,796 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,405 |
| Countries of Asia in 1900 | 0 | - | 4.42 | 47,895 |
| Biggest British Empire Countries | 0 | - | 4.43 | 55,480 |
| Biggest Spanish Empire Countries | 0 | - | 4.79 | 80,843 |
| Soviet Union Country Quiz | 0 | - | 4.78 | 56,386 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,318 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,289 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,403 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.96 | 57,464 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.84 | 54,248 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.88 | 60,350 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 47,880 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 98,934 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 116,420 |
| Most-Visited Countries by Popes | 0 | - | 4.44 | 42,985 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 61,625 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.91 | 85,042 |
| 2017 News Stories - Name the Country | 0 | - | 4.48 | 23,975 |
| 2017 Year in Review | 0 | - | 4.41 | 27,253 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 61,958 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 61,463 |
| Countries by Emojis | 0 | - | 4.99 | 158,192 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 247,472 |
| Country by Photo of its Leader #1 | 0 | - | 4.73 | 80,597 |
| Countries of the World in 1900 | 0 | - | 4.87 | 52,292 |
| Random Flag to Country | 0 | - | 4.99 | 387,431 |
| Name a Valid Country #1 | 0 | - | 4.99 | 172,083 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.46 | 33,986 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 146,685 |
| Name a Valid Country #2 | 0 | - | 4.97 | 150,617 |
| Name a Valid Country #3 | 0 | - | 4.98 | 161,764 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,092,960 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,203 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 239,733 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 72,725 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 174,187 |
| Name a Valid European Country #1 | 0 | - | 4.98 | 158,827 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 92,815 |
| Category Elimination - Countries #3 | 0 | - | 4.98 | 166,970 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 105,386 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,216 |
| Battle to Country | 0 | - | 4.89 | 30,552 |
