| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 33,988,399 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 733,160 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 342,708 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,447 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,458 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,163,128 |
| Biggest Countries by Area | 0 | - | 4.99 | 825,467 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,438 |
| Dog Breed Picture Quiz | 0 | - | 4.26 | 174,591 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,207 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.91 | 294,478 |
| Island Countries Quiz | 0 | - | 4.99 | 575,016 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,417 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,486 |
| Majority Muslim Countries | 0 | - | 4.96 | 280,715 |
| Countries with the Most Borders | 0 | - | 4.96 | 316,853 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 351,885 |
| Countries That Border Russia | 0 | - | 4.98 | 366,632 |
| U.S. State Birds Quiz | 0 | - | 4.29 | 18,874 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,051 |
| Countries and Languages Quiz | 0 | - | 4.86 | 214,980 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 254,686 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 285,828 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,032 |
| Countries by Borders #1 | 0 | - | 5.00 | 153,881 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 204,746 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 305,710 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,188 |
| One Border Countries | 0 | - | 4.98 | 357,392 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,123 |
| EU Countries Quiz | 0 | - | 4.99 | 206,261 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,450,328 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,242,881 |
| Countries that Start with A | 0 | - | 4.96 | 1,621,654 |
| Countries that Start with B | 0 | - | 4.94 | 1,759,145 |
| Countries that Start with C | 0 | - | 4.95 | 1,393,896 |
| Countries that Start with D | 0 | - | 4.96 | 460,432 |
| Countries that Start with E | 0 | - | 4.93 | 1,027,625 |
| Countries that Start with G | 0 | - | 4.95 | 1,124,732 |
| Countries that Start with H | 0 | - | 4.92 | 387,889 |
| Countries that Start with I | 0 | - | 4.90 | 972,354 |
| Countries that Start with J | 0 | - | 4.96 | 391,196 |
| Countries that Start with K | 0 | - | 4.94 | 568,060 |
| Countries that Start with L | 0 | - | 4.98 | 809,468 |
| Countries that Start with N | 0 | - | 4.90 | 830,738 |
| Countries that Start with P | 0 | - | 4.94 | 917,960 |
| Countries that Start with R | 0 | - | 4.41 | 297,633 |
| Countries that Start with S | 0 | - | 4.97 | 1,350,340 |
| Countries that Start with T | 0 | - | 4.88 | 755,303 |
| Countries that Start with U | 0 | - | 4.97 | 681,489 |
| Countries that Start with V | 0 | - | 4.97 | 453,951 |
| Countries that Start with F | 0 | - | 4.74 | 421,112 |
| Countries that Start with M | 0 | - | 4.95 | 1,055,778 |
| Countries that Border China | 0 | - | 4.97 | 211,126 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,428 |
| Countries in World War I | 0 | - | 4.92 | 182,050 |
| Countries with Four Letters | 0 | - | 4.99 | 320,054 |
| Countries of Africa | 0 | - | 5.00 | 1,722,370 |
| Countries of South America | 0 | - | 5.00 | 618,879 |
| Countries of North America Quiz | 0 | - | 5.00 | 701,804 |
| Countries of Oceania | 0 | - | 5.00 | 707,771 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 154,813 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 92,720 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 205,678 |
| Countries Bordering France | 0 | - | 4.90 | 308,074 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 198,880 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,137 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,435 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,373 |
| Countries in their Native Language | 0 | - | 4.97 | 149,256 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,272 |
| Countries With No Rivers | 0 | - | 4.94 | 61,807 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 191,814 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,426 |
| Independence from Whom | 0 | - | 4.99 | 152,442 |
| Countries with Z | 0 | - | 4.99 | 222,443 |
| "Land" Countries | 0 | - | 4.98 | 260,903 |
| Countries with the Shortest Coastlines | 0 | - | 4.90 | 48,634 |
| European Countries by Clue | 0 | - | 4.95 | 154,048 |
| Top Rice-Producing Countries | 0 | - | 4.91 | 72,540 |
| National Animals | 0 | - | 4.16 | 69,418 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 202,135 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 172,572 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 245,857 |
| Countries that Produce the Most Cheese | 0 | - | 4.64 | 41,980 |
| Countries with the Most Tropical Cyclones | 0 | - | 4.47 | 36,055 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,204 |
| Countries with the Most Sheep | 0 | - | 4.84 | 75,086 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.43 | 65,494 |
| Megadiverse Countries | 0 | - | 4.95 | 116,744 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 155,953 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.76 | 62,381 |
| Black Sea Countries | 0 | - | 4.89 | 51,942 |
| Top 10 Richest Countries in Africa | 0 | - | 4.74 | 44,179 |
| Countries that Catch the Most Fish | 0 | - | 4.84 | 89,962 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 180,916 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,455 |
| Countries With the Most Languages | 0 | - | 4.90 | 149,717 |
| Countries Closest to Canada | 0 | - | 4.92 | 156,029 |
| Countries Closest to Spain | 0 | - | 4.96 | 169,692 |
| Countries Closest to the Aegean Sea | 0 | - | 4.52 | 51,223 |
| Countries Ending in "IA" | 0 | - | 4.99 | 149,585 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,167 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 341,261 |
| Countries with Wild Penguins | 0 | - | 4.89 | 73,922 |
| U.S. States with the Most Endangered Species | 0 | - | 4.46 | 12,188 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,389 |
| Top 10 Most Islamic European Countries | 0 | - | 4.53 | 123,478 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,306,244 |
| Caspian Sea Countries | 0 | - | 4.91 | 44,465 |
| North Sea Countries | 0 | - | 4.90 | 72,034 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,504 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,110 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 81,480 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,755 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 223,953 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 149,769 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,409 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,122 |
| Top 10 Solar Power Countries | 0 | - | 4.82 | 51,264 |
| Country Chain | 0 | - | 4.92 | 156,180 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 993,296 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,321 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,090 |
| World Map without 12 Countries | 0 | - | 4.96 | 277,915 |
| South China Sea Countries | 0 | - | 4.89 | 48,824 |
| Top 15 Countries with the Most Hindus | 0 | - | 4.91 | 77,604 |
| Every Country Shape | 0 | - | 4.99 | 311,550 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,864,067 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,591 |
| Top Chocolate Growing Countries | 0 | - | 4.89 | 39,386 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 216,770 |
| Countries with Megacities | 0 | - | 4.99 | 158,110 |
| Every European Country Shape | 0 | - | 4.94 | 151,814 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 164,653 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 78,437 |
| Top 10 American Countries by Coastline | 0 | - | 4.93 | 64,669 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 114,275 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,249 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,221 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 111,479 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 142,212 |
| 10 Biggest American Countries by Area | 0 | - | 4.97 | 85,868 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,545 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 122,494 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 151,880 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,634,262 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 190,637 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 102,123 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,016 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,005 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 86,981 |
| Top 10 Coldest Asian Countries | 0 | - | 4.96 | 91,585 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 143,157 |
| 10 Westernmost Countries in Europe | 0 | - | 4.94 | 112,435 |
| 10 Southernmost Countries in Asia | 0 | - | 4.98 | 67,421 |
| 10 Easternmost Countries in Asia | 0 | - | 4.97 | 73,878 |
| 10 Westernmost Countries in Asia | 0 | - | 4.73 | 51,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.99 | 116,639 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 170,780 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 83,654 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,305 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.92 | 34,734 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.66 | 24,555 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.92 | 54,808 |
| African Diaspora - Top 10 Countries | 0 | - | 4.83 | 59,738 |
| European Diaspora - Top 11 Countries | 0 | - | 4.87 | 73,335 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 32,249 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.97 | 86,966 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 186,841 |
| Top 10 Countries with the Most Horses | 0 | - | 4.40 | 48,788 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,510 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.87 | 78,294 |
| Countries with More Cows than People | 0 | - | 4.38 | 44,236 |
| 10 European Countries with the Most Tourists | 0 | - | 4.96 | 83,241 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.73 | 60,108 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,238 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,165 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,247 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,081 |
| Top 10 Countries with the Most Time Zones | 0 | - | 4.77 | 91,032 |
| Top 10 Countries with the Most Volcanoes | 0 | - | 4.43 | 57,326 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.45 | 38,239 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 49,918 |
| U.S. States with More Cows than People | 0 | - | 4.45 | 36,845 |
| Countries with the Most Wild Elephants | 0 | - | 4.40 | 39,994 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 75,725 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,082 |
| Top 10 Richest Countries in Europe | 0 | - | 4.93 | 96,457 |
| Top 10 Richest Countries in Asia | 0 | - | 4.90 | 60,162 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.85 | 55,831 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.76 | 64,031 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 52,586 |
| U.S States with the Most Cows | 0 | - | 4.37 | 14,075 |
| Countries with the Most Wolves | 0 | - | 4.89 | 68,954 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.55 | 53,823 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 89,944 |
| Countries with Fjords | 0 | - | 4.94 | 71,194 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,315 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,038 |
