| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 36,071,247 |
| Country Shape Quiz #1 | 0 | - | 4.89 | 768,509 |
| Country Shape Quiz #2 | 0 | - | 4.92 | 354,293 |
| Country Shape Quiz #3 | 0 | - | 4.91 | 252,452 |
| Country Shape Quiz #4 | 0 | - | 4.89 | 184,870 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,206,409 |
| Biggest Countries by Area | 0 | - | 4.99 | 858,108 |
| Dog Breed Picture Quiz | 0 | - | 4.26 | 180,432 |
| Spanish-Speaking Countries | 0 | - | 4.88 | 317,529 |
| Island Countries Quiz | 0 | - | 4.99 | 597,980 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 301,043 |
| Southernmost Countries of the World | 0 | - | 4.99 | 186,316 |
| Majority Muslim Countries | 0 | - | 4.97 | 292,594 |
| Countries with the Most Borders | 0 | - | 4.97 | 327,900 |
| Countries with the Longest Coastlines | 0 | - | 4.79 | 361,843 |
| Countries That Border Russia | 0 | - | 4.97 | 383,610 |
| U.S. State Birds Quiz | 0 | - | 4.29 | 19,495 |
| Natural Features of Countries #1 | 0 | - | 4.82 | 73,880 |
| Countries and Languages Quiz | 0 | - | 4.84 | 221,461 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 262,293 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 296,268 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 176,273 |
| Countries by Borders #1 | 0 | - | 4.99 | 167,737 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 210,524 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 315,632 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 309,384 |
| One Border Countries | 0 | - | 4.97 | 374,946 |
| NATO Countries Quiz | 0 | - | 4.98 | 208,453 |
| EU Countries Quiz | 0 | - | 4.99 | 212,906 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,670,900 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,340,664 |
| Countries that Start with A | 0 | - | 4.96 | 1,738,127 |
| Countries that Start with B | 0 | - | 4.92 | 1,876,606 |
| Countries that Start with C | 0 | - | 4.94 | 1,485,833 |
| Countries that Start with D | 0 | - | 4.95 | 514,093 |
| Countries that Start with E | 0 | - | 4.92 | 1,102,978 |
| Countries that Start with G | 0 | - | 4.94 | 1,209,404 |
| Countries that Start with H | 0 | - | 4.91 | 436,946 |
| Countries that Start with I | 0 | - | 4.89 | 1,028,264 |
| Countries that Start with J | 0 | - | 4.97 | 424,864 |
| Countries that Start with K | 0 | - | 4.93 | 611,098 |
| Countries that Start with L | 0 | - | 4.97 | 858,065 |
| Countries that Start with N | 0 | - | 4.87 | 880,233 |
| Countries that Start with P | 0 | - | 4.89 | 973,109 |
| Countries that Start with R | 0 | - | 4.40 | 324,473 |
| Countries that Start with S | 0 | - | 4.97 | 1,429,501 |
| Countries that Start with T | 0 | - | 4.83 | 800,269 |
| Countries that Start with U | 0 | - | 4.96 | 719,466 |
| Countries that Start with V | 0 | - | 4.96 | 480,621 |
| Countries that Start with F | 0 | - | 4.68 | 471,728 |
| Countries that Start with M | 0 | - | 4.94 | 1,116,614 |
| Countries that Border China | 0 | - | 4.96 | 218,083 |
| Countries that Produce the Most Wine | 0 | - | 4.85 | 168,983 |
| Countries in World War I | 0 | - | 4.91 | 190,984 |
| Countries with Four Letters | 0 | - | 4.99 | 354,266 |
| Countries of Africa | 0 | - | 5.00 | 1,860,559 |
| Countries of South America | 0 | - | 5.00 | 669,500 |
| Countries of North America Quiz | 0 | - | 5.00 | 757,504 |
| Countries of Oceania | 0 | - | 5.00 | 764,326 |
| "Stan" Countries Quiz | 0 | - | 4.95 | 160,494 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 96,111 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 212,007 |
| Countries Bordering France | 0 | - | 4.82 | 332,499 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 205,069 |
| Countries Bordering Germany | 0 | - | 4.98 | 304,854 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 273,178 |
| Landforms by Country Quiz | 0 | - | 4.52 | 49,847 |
| Countries by Clue #1 | 0 | - | 4.88 | 202,232 |
| Countries With No Rivers | 0 | - | 4.95 | 64,319 |
| Countries with Five Letters Quiz | 0 | - | 4.94 | 215,129 |
| Countries with Six Letters Quiz | 0 | - | 4.92 | 163,364 |
| Independence from Whom | 0 | - | 4.99 | 170,695 |
| Countries with Z | 0 | - | 4.98 | 229,401 |
| "Land" Countries | 0 | - | 4.98 | 273,354 |
| Countries with the Shortest Coastlines | 0 | - | 4.82 | 50,993 |
| European Countries by Clue | 0 | - | 4.93 | 159,175 |
| Top Rice-Producing Countries | 0 | - | 4.91 | 75,085 |
| National Animals | 0 | - | 4.17 | 70,805 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 224,096 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 178,311 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 255,431 |
| Countries that Produce the Most Cheese | 0 | - | 4.63 | 44,206 |
| Countries with the Most Tropical Cyclones | 0 | - | 4.48 | 44,132 |
| Natural Features of Countries #2 | 0 | - | 4.58 | 32,686 |
| Countries with the Most Sheep | 0 | - | 4.87 | 77,627 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.45 | 67,054 |
| Megadiverse Countries | 0 | - | 4.94 | 119,819 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 160,913 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.64 | 64,134 |
| Black Sea Countries | 0 | - | 4.85 | 53,890 |
| Top 10 Richest Countries in Africa | 0 | - | 4.82 | 59,993 |
| Countries that Catch the Most Fish | 0 | - | 4.87 | 93,287 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 189,300 |
| Top Countries for Shark Attacks | 0 | - | 4.50 | 40,592 |
| Countries Closest to Canada | 0 | - | 4.90 | 161,618 |
| Countries Closest to Italy | 0 | - | 4.97 | 162,401 |
| Countries Closest to Spain | 0 | - | 4.96 | 177,661 |
| Countries Closest to the Aegean Sea | 0 | - | 4.50 | 52,968 |
| Countries with Wild Tigers | 0 | - | 4.96 | 102,796 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 356,522 |
| Countries with Wild Penguins | 0 | - | 4.88 | 76,559 |
| U.S. States with the Most Endangered Species | 0 | - | 4.47 | 12,990 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 200,278 |
| Top 10 Most Islamic European Countries | 0 | - | 4.52 | 128,770 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,544,151 |
| Caspian Sea Countries | 0 | - | 4.89 | 46,076 |
| North Sea Countries | 0 | - | 4.90 | 74,743 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 168,151 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 175,258 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 84,554 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 74,499 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 231,003 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 180,267 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 96,695 |
| Top 10 Solar Power Countries | 0 | - | 4.82 | 53,151 |
| Country Chain | 0 | - | 4.91 | 162,970 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 1,042,264 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 61,561 |
| Countries That Touch the Red Sea | 0 | - | 4.85 | 57,744 |
| World Map without 12 Countries | 0 | - | 4.96 | 285,423 |
| South China Sea Countries | 0 | - | 4.84 | 50,500 |
| Countries with the Most Hindus | 0 | - | 4.93 | 85,909 |
| Every Country Shape | 0 | - | 5.00 | 333,796 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,024,709 |
| Where Do Musk Oxen Live? | 0 | - | 4.56 | 13,523 |
| Top Chocolate Growing Countries | 0 | - | 4.89 | 40,950 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 226,670 |
| Countries with Megacities | 0 | - | 4.99 | 181,569 |
| Every European Country Shape | 0 | - | 4.93 | 158,466 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 170,738 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.88 | 82,622 |
| Top 10 American Countries by Coastline | 0 | - | 4.91 | 67,508 |
| Top 10 European Countries by Coastline | 0 | - | 4.80 | 118,797 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 180,008 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 176,201 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.96 | 116,532 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 148,450 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 100,981 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 132,901 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 141,571 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 165,342 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,777,816 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.91 | 228,245 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 106,517 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.96 | 162,230 |
| One Country By Letter By Continent | 0 | - | 4.99 | 47,691 |
| Largest Countries with No Borders | 0 | - | 4.96 | 169,366 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 105,438 |
| Top 10 Coldest Asian Countries | 0 | - | 4.94 | 95,478 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 149,986 |
| 10 Westernmost Countries in Europe | 0 | - | 4.92 | 116,266 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 70,236 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 88,981 |
| 10 Westernmost Countries in Asia | 0 | - | 4.61 | 53,481 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 121,056 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 179,713 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 86,700 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.86 | 182,624 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.91 | 37,726 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.70 | 25,694 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.93 | 57,140 |
| African Diaspora - Top 10 Countries | 0 | - | 4.82 | 61,701 |
| European Diaspora - Top 11 Countries | 0 | - | 4.84 | 76,603 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.80 | 34,145 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 110,512 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 201,769 |
| Top 10 Countries with the Most Horses | 0 | - | 4.40 | 50,261 |
| Top 15 Countries with the Most Cows | 0 | - | 4.63 | 85,003 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.86 | 80,753 |
| Countries with More Cows than People | 0 | - | 4.40 | 45,239 |
| 10 European Countries with the Most Tourists | 0 | - | 4.95 | 87,581 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.80 | 62,937 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.62 | 66,516 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 167,840 |
| Biggest Mongol Empire Countries | 0 | - | 4.90 | 63,234 |
| Countries with NO Snakes | 0 | - | 4.52 | 59,989 |
| Top 10 Countries with the Most Time Zones | 0 | - | 4.68 | 115,681 |
| Top 10 Countries with the Most Volcanoes | 0 | - | 4.45 | 58,848 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.47 | 39,424 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 52,293 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 160,992 |
| U.S. States with More Cows than People | 0 | - | 4.53 | 37,916 |
| Countries with the Most Wild Elephants | 0 | - | 4.42 | 48,249 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 78,458 |
| Animal Populations of Countries | 0 | - | 4.46 | 37,462 |
| Top 10 Richest Countries in Europe | 0 | - | 4.86 | 121,219 |
| Top 10 Richest Countries in Asia | 0 | - | 4.88 | 64,836 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.85 | 60,075 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.71 | 66,201 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.68 | 55,713 |
| U.S States with the Most Cows | 0 | - | 4.46 | 15,097 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.52 | 55,492 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 95,427 |
| Countries with Fjords | 0 | - | 4.92 | 73,258 |
| Countries With The Most Bird Species | 0 | - | 4.83 | 15,396 |
| Flags of the Countries that Start with C | 0 | - | 4.90 | 105,339 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.86 | 62,235 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 123,394 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 66,042 |
| Top 10 Most Protestant European Countries | 0 | - | 4.47 | 31,438 |
