| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 39,679,412 |
| Country Shape Quiz #1 | 0 | - | 4.88 | 820,165 |
| Country Shape Quiz #2 | 0 | - | 4.93 | 370,970 |
| Country Shape Quiz #3 | 0 | - | 4.90 | 263,114 |
| Country Shape Quiz #4 | 0 | - | 4.91 | 193,915 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,286,592 |
| Biggest Countries by Area | 0 | - | 4.99 | 911,434 |
| Countries with the Highest Life Expectancy | 0 | - | 4.86 | 193,489 |
| Spanish-Speaking Countries | 0 | - | 4.87 | 335,107 |
| Island Countries Quiz | 0 | - | 4.99 | 630,093 |
| Northernmost Countries | 0 | - | 4.98 | 322,074 |
| Southernmost Countries of the World | 0 | - | 4.99 | 193,530 |
| Majority Muslim Countries | 0 | - | 4.97 | 308,975 |
| Countries with the Most Borders | 0 | - | 4.96 | 344,111 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 385,611 |
| Countries That Border Russia | 0 | - | 4.98 | 419,128 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 76,587 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.88 | 240,974 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 275,903 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 310,160 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 182,307 |
| Countries by Borders #1 | 0 | - | 4.99 | 174,459 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 219,265 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 344,638 |
| Countries with the Most Tourists Quiz | 0 | - | 4.93 | 345,903 |
| One Border Countries | 0 | - | 4.97 | 401,725 |
| NATO Countries Quiz | 0 | - | 4.98 | 219,944 |
| EU Countries Quiz | 0 | - | 4.99 | 223,133 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,031,907 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,511,192 |
| Countries that Start with A | 0 | - | 4.96 | 1,897,666 |
| Countries that Start with B | 0 | - | 4.93 | 2,036,776 |
| Countries that Start with C | 0 | - | 4.94 | 1,608,315 |
| Countries that Start with D | 0 | - | 4.94 | 569,941 |
| Countries that Start with E | 0 | - | 4.92 | 1,201,781 |
| Countries that Start with G | 0 | - | 4.95 | 1,320,697 |
| Countries that Start with H | 0 | - | 4.92 | 485,888 |
| Countries that Start with I | 0 | - | 4.90 | 1,134,582 |
| Countries that Start with J | 0 | - | 4.97 | 489,928 |
| Countries that Start with K | 0 | - | 4.94 | 690,152 |
| Countries that Start with L | 0 | - | 4.97 | 947,045 |
| Countries that Start with N | 0 | - | 4.89 | 973,397 |
| Countries that Start with P | 0 | - | 4.89 | 1,076,270 |
| Countries that Start with R | 0 | - | 4.40 | 375,087 |
| Countries that Start with S | 0 | - | 4.97 | 1,572,164 |
| Countries that Start with T | 0 | - | 4.80 | 888,503 |
| Countries that Start with U | 0 | - | 4.96 | 801,817 |
| Countries that Start with V | 0 | - | 4.97 | 538,373 |
| Countries that Start with F | 0 | - | 4.69 | 521,208 |
| Countries that Start with M | 0 | - | 4.94 | 1,227,267 |
| Countries that Border China | 0 | - | 4.96 | 229,717 |
| Countries that Produce the Most Wine | 0 | - | 4.85 | 177,121 |
| Countries in World War I | 0 | - | 4.91 | 205,765 |
| Countries with Four Letters | 0 | - | 4.99 | 372,485 |
| Countries of Africa | 0 | - | 5.00 | 2,094,779 |
| Countries of South America | 0 | - | 5.00 | 766,846 |
| Countries of North America Quiz | 0 | - | 5.00 | 851,192 |
| Countries of Oceania | 0 | - | 5.00 | 859,748 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 185,780 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 99,581 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 221,469 |
| Countries Bordering France | 0 | - | 4.83 | 351,756 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 213,779 |
| Countries Bordering Germany | 0 | - | 4.99 | 335,851 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 283,790 |
| Landforms by Country Quiz | 0 | - | 4.51 | 51,140 |
| Countries of the Soviet Union | 0 | - | 4.99 | 182,279 |
| Countries in their Native Language | 0 | - | 4.97 | 174,922 |
| Countries by Clue #1 | 0 | - | 4.86 | 215,025 |
| Countries With No Rivers | 0 | - | 4.96 | 67,858 |
| Countries with Five Letters Quiz | 0 | - | 4.95 | 224,627 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 171,079 |
| Independence from Whom | 0 | - | 4.99 | 179,931 |
| Countries with Z | 0 | - | 4.98 | 239,399 |
| "Land" Countries | 0 | - | 4.98 | 285,395 |
| Countries with the Shortest Coastlines | 0 | - | 4.84 | 53,948 |
| Top Rice-Producing Countries | 0 | - | 4.92 | 78,651 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 234,803 |
| Most Populous Countries in 2050 | 0 | - | 4.89 | 201,833 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 280,331 |
| Countries that Produce the Most Cheese | 0 | - | 4.76 | 50,463 |
| Countries with the Most Tropical Cyclones | 0 | - | 4.50 | 46,350 |
| Natural Features of Countries #2 | 0 | - | 4.58 | 34,405 |
| Countries with the Most Sheep | 0 | - | 4.88 | 81,695 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 68,817 |
| Megadiverse Countries | 0 | - | 4.95 | 123,682 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 66,330 |
| Black Sea Countries | 0 | - | 4.85 | 56,459 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 65,932 |
| Countries that Catch the Most Fish | 0 | - | 4.88 | 99,361 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 203,468 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 172,987 |
| Top Countries for Shark Attacks | 0 | - | 4.49 | 43,222 |
| Countries With the Most Languages | 0 | - | 4.90 | 168,596 |
| Countries Closest to Canada | 0 | - | 4.89 | 181,566 |
| Countries Closest to Italy | 0 | - | 4.97 | 175,276 |
| Countries Closest to Spain | 0 | - | 4.95 | 200,212 |
| Countries Closest to the Aegean Sea | 0 | - | 4.60 | 55,400 |
| Countries with Wild Tigers | 0 | - | 4.96 | 109,319 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 377,719 |
| Countries with Wild Penguins | 0 | - | 4.89 | 88,800 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 211,264 |
| Top 10 Most Islamic European Countries | 0 | - | 4.50 | 135,186 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,930,464 |
| Caspian Sea Countries | 0 | - | 4.91 | 57,829 |
| North Sea Countries | 0 | - | 4.90 | 78,594 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 177,054 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 204,102 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 88,789 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,009 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 241,116 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.91 | 173,932 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 189,919 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.98 | 103,205 |
| U.S. States With Palm Trees | 0 | - | 4.55 | 42,696 |
| Top 10 Solar Power Countries | 0 | - | 4.80 | 55,987 |
| Country Chain | 0 | - | 4.91 | 174,204 |
| Countries Bordering "U" Countries | 0 | - | 4.80 | 18,930 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 1,150,624 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 65,139 |
| Countries That Touch the Red Sea | 0 | - | 4.86 | 60,214 |
| World Map without 12 Countries | 0 | - | 4.97 | 311,074 |
| South China Sea Countries | 0 | - | 4.84 | 53,068 |
| Countries with the Most Hindus | 0 | - | 4.94 | 111,141 |
| Every Country Shape | 0 | - | 5.00 | 369,146 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,297,104 |
| Where Do Musk Oxen Live? | 0 | - | 4.59 | 14,462 |
| Top Chocolate Growing Countries | 0 | - | 4.91 | 42,786 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,301 |
| Countries with Megacities | 0 | - | 4.99 | 191,249 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 23,900 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 194,372 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.90 | 87,920 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 82,167 |
| Top 10 European Countries by Coastline | 0 | - | 4.82 | 126,043 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 195,581 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 200,719 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.96 | 123,631 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 158,139 |
| 10 Biggest American Countries by Area | 0 | - | 4.96 | 105,708 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,491 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 154,119 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 187,946 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,989,929 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.89 | 252,262 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 130,254 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.96 | 174,310 |
| One Country By Letter By Continent | 0 | - | 5.00 | 67,253 |
| Largest Countries with No Borders | 0 | - | 4.97 | 178,124 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 113,381 |
| Top 10 Coldest Asian Countries | 0 | - | 4.96 | 115,161 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 178,034 |
| 10 Westernmost Countries in Europe | 0 | - | 4.92 | 135,881 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 87,044 |
| 10 Easternmost Countries in Asia | 0 | - | 4.97 | 94,720 |
| 10 Westernmost Countries in Asia | 0 | - | 4.63 | 65,055 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 128,411 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 209,143 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 102,662 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 203,258 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 54,653 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.75 | 26,817 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 81,171 |
| African Diaspora - Top 10 Countries | 0 | - | 4.84 | 64,821 |
| European Diaspora - Top 11 Countries | 0 | - | 4.83 | 81,357 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 36,661 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 117,167 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 223,666 |
| Top 10 Countries with the Most Horses | 0 | - | 4.44 | 52,884 |
| Top 15 Countries with the Most Cows | 0 | - | 4.70 | 88,524 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.85 | 90,690 |
| Countries with More Cows than People | 0 | - | 4.38 | 47,016 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 117,495 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 88,673 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.68 | 69,906 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 180,472 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 66,174 |
| Countries with NO Snakes | 0 | - | 4.52 | 62,008 |
| Top 10 Countries with the Most Time Zones | 0 | - | 4.63 | 120,570 |
| Top 10 Countries with the Most Volcanoes | 0 | - | 4.45 | 72,148 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.70 | 52,521 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 55,391 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 174,803 |
| Countries with the Most Wild Elephants | 0 | - | 4.44 | 50,095 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 82,905 |
| Animal Populations of Countries | 0 | - | 4.47 | 39,412 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 131,715 |
| Top 10 Richest Countries in Asia | 0 | - | 4.85 | 71,283 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.86 | 66,067 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.82 | 83,985 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 59,915 |
| Countries with the Most Wolves | 0 | - | 4.88 | 77,207 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 58,396 |
| Flags of the Countries that Start with A | 0 | - | 4.95 | 105,092 |
| Countries with Fjords | 0 | - | 4.93 | 76,667 |
| The Only European Country ... | 0 | - | 4.94 | 171,594 |
| Countries With The Most Bird Species | 0 | - | 4.88 | 18,449 |
| Flags of the Countries that Start with C | 0 | - | 4.91 | 116,477 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.89 | 77,348 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 136,910 |
