| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 39,767,465 |
| Country Shape Quiz #1 | 0 | - | 4.88 | 821,576 |
| Country Shape Quiz #2 | 0 | - | 4.93 | 371,504 |
| Country Shape Quiz #3 | 0 | - | 4.90 | 263,446 |
| Country Shape Quiz #4 | 0 | - | 4.91 | 194,195 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,288,633 |
| Biggest Countries by Area | 0 | - | 4.99 | 912,981 |
| Countries with the Highest Life Expectancy | 0 | - | 4.85 | 193,780 |
| Dog Breed Picture Quiz | 0 | - | 4.28 | 193,322 |
| Spanish-Speaking Countries | 0 | - | 4.87 | 335,475 |
| Island Countries Quiz | 0 | - | 4.99 | 631,239 |
| Northernmost Countries | 0 | - | 4.98 | 322,339 |
| Southernmost Countries of the World | 0 | - | 4.99 | 193,707 |
| Majority Muslim Countries | 0 | - | 4.97 | 309,283 |
| Countries with the Most Borders | 0 | - | 4.96 | 344,571 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 385,906 |
| Countries That Border Russia | 0 | - | 4.98 | 419,790 |
| U.S. State Birds Quiz | 0 | - | 4.33 | 20,384 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 76,620 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.88 | 241,873 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 276,191 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 310,393 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 182,432 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 219,469 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 344,951 |
| Countries with the Most Tourists Quiz | 0 | - | 4.93 | 346,325 |
| One Border Countries | 0 | - | 4.97 | 402,361 |
| NATO Countries Quiz | 0 | - | 4.98 | 220,456 |
| EU Countries Quiz | 0 | - | 4.99 | 223,395 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,041,130 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,515,888 |
| Countries that Start with A | 0 | - | 4.96 | 1,901,864 |
| Countries that Start with B | 0 | - | 4.93 | 2,040,764 |
| Countries that Start with C | 0 | - | 4.94 | 1,611,682 |
| Countries that Start with D | 0 | - | 4.94 | 571,399 |
| Countries that Start with E | 0 | - | 4.92 | 1,204,364 |
| Countries that Start with G | 0 | - | 4.95 | 1,323,407 |
| Countries that Start with H | 0 | - | 4.92 | 487,090 |
| Countries that Start with I | 0 | - | 4.90 | 1,137,013 |
| Countries that Start with J | 0 | - | 4.97 | 491,149 |
| Countries that Start with K | 0 | - | 4.94 | 692,087 |
| Countries that Start with L | 0 | - | 4.97 | 949,119 |
| Countries that Start with N | 0 | - | 4.89 | 975,609 |
| Countries that Start with P | 0 | - | 4.89 | 1,078,739 |
| Countries that Start with R | 0 | - | 4.40 | 376,063 |
| Countries that Start with S | 0 | - | 4.97 | 1,575,283 |
| Countries that Start with T | 0 | - | 4.80 | 890,217 |
| Countries that Start with U | 0 | - | 4.96 | 803,543 |
| Countries that Start with V | 0 | - | 4.97 | 539,337 |
| Countries that Start with F | 0 | - | 4.69 | 522,451 |
| Countries that Start with M | 0 | - | 4.94 | 1,229,915 |
| Countries that Border China | 0 | - | 4.96 | 229,941 |
| Countries that Produce the Most Wine | 0 | - | 4.85 | 177,392 |
| Countries in World War I | 0 | - | 4.91 | 206,082 |
| Countries with Four Letters | 0 | - | 4.99 | 372,677 |
| Countries of Africa | 0 | - | 5.00 | 2,100,849 |
| Countries of South America | 0 | - | 5.00 | 768,903 |
| Countries of North America Quiz | 0 | - | 5.00 | 853,353 |
| Countries of Oceania | 0 | - | 5.00 | 862,145 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 185,990 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 99,808 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 221,677 |
| Countries Bordering France | 0 | - | 4.83 | 352,221 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 213,893 |
| Countries Bordering Germany | 0 | - | 4.99 | 336,268 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 283,913 |
| Landforms by Country Quiz | 0 | - | 4.51 | 51,150 |
| Countries of the Soviet Union | 0 | - | 4.99 | 182,465 |
| Countries by Clue #1 | 0 | - | 4.86 | 215,273 |
| Countries With No Rivers | 0 | - | 4.96 | 67,916 |
| Countries with Five Letters Quiz | 0 | - | 4.95 | 225,045 |
| Independence from Whom | 0 | - | 4.99 | 180,120 |
| Countries with Z | 0 | - | 4.98 | 239,640 |
| "Land" Countries | 0 | - | 4.98 | 285,666 |
| Countries with the Shortest Coastlines | 0 | - | 4.84 | 53,974 |
| Top Rice-Producing Countries | 0 | - | 4.92 | 78,717 |
| National Animals | 0 | - | 4.21 | 82,524 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 235,035 |
| Most Populous Countries in 2050 | 0 | - | 4.89 | 202,061 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 280,690 |
| Countries that Produce the Most Cheese | 0 | - | 4.76 | 50,526 |
| Countries with the Most Tropical Cyclones | 0 | - | 4.50 | 46,403 |
| Natural Features of Countries #2 | 0 | - | 4.58 | 34,423 |
| Countries with the Most Sheep | 0 | - | 4.88 | 81,840 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 68,844 |
| Megadiverse Countries | 0 | - | 4.94 | 123,745 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 66,359 |
| Black Sea Countries | 0 | - | 4.85 | 56,509 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 66,035 |
| Countries that Catch the Most Fish | 0 | - | 4.88 | 99,570 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 203,784 |
| Top Countries for Shark Attacks | 0 | - | 4.49 | 43,384 |
| Countries Closest to Canada | 0 | - | 4.89 | 181,786 |
| Countries Closest to Spain | 0 | - | 4.95 | 201,902 |
| Countries Closest to the Aegean Sea | 0 | - | 4.60 | 55,453 |
| Countries with Wild Tigers | 0 | - | 4.96 | 109,524 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 378,126 |
| Countries with Wild Penguins | 0 | - | 4.89 | 88,986 |
| U.S. States with the Most Endangered Species | 0 | - | 4.49 | 13,796 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 211,461 |
| Top 10 Most Islamic European Countries | 0 | - | 4.50 | 135,304 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,939,740 |
| Caspian Sea Countries | 0 | - | 4.91 | 57,877 |
| North Sea Countries | 0 | - | 4.91 | 78,686 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 177,222 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 204,330 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 88,875 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,076 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 241,344 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 190,343 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.98 | 103,323 |
| Top 10 Solar Power Countries | 0 | - | 4.80 | 56,042 |
| Countries Bordering "U" Countries | 0 | - | 4.80 | 19,110 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 1,153,656 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 65,221 |
| Countries That Touch the Red Sea | 0 | - | 4.86 | 60,274 |
| World Map without 12 Countries | 0 | - | 4.97 | 311,382 |
| South China Sea Countries | 0 | - | 4.84 | 53,125 |
| Countries with the Most Hindus | 0 | - | 4.94 | 111,325 |
| Every Country Shape | 0 | - | 5.00 | 369,897 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,304,082 |
| Where Do Musk Oxen Live? | 0 | - | 4.59 | 14,475 |
| Top Chocolate Growing Countries | 0 | - | 4.90 | 42,818 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,548 |
| Countries with Megacities | 0 | - | 4.99 | 191,435 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 23,967 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 194,631 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.90 | 87,980 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 82,245 |
| Top 10 European Countries by Coastline | 0 | - | 4.82 | 126,186 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 195,905 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 201,018 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.96 | 123,743 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 158,312 |
| 10 Biggest American Countries by Area | 0 | - | 4.96 | 105,800 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,678 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 154,301 |
| All Countries of the World by Area with Hints | 0 | - | 4.96 | 188,430 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,995,241 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.89 | 252,834 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 130,379 |
| One Country By Letter By Continent | 0 | - | 5.00 | 67,627 |
| Largest Countries with No Borders | 0 | - | 4.97 | 178,325 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 113,557 |
| Top 10 Coldest Asian Countries | 0 | - | 4.96 | 115,229 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 178,221 |
| 10 Westernmost Countries in Europe | 0 | - | 4.92 | 136,033 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 87,114 |
| 10 Easternmost Countries in Asia | 0 | - | 4.97 | 94,820 |
| 10 Westernmost Countries in Asia | 0 | - | 4.63 | 65,113 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 128,567 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 209,382 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 102,745 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 203,504 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 54,728 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.75 | 26,832 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 81,276 |
| African Diaspora - Top 10 Countries | 0 | - | 4.84 | 64,881 |
| European Diaspora - Top 11 Countries | 0 | - | 4.83 | 81,480 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 36,709 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 117,260 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 224,228 |
| Top 10 Countries with the Most Horses | 0 | - | 4.47 | 62,305 |
| Top 15 Countries with the Most Cows | 0 | - | 4.70 | 88,575 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.85 | 90,782 |
| Countries with More Cows than People | 0 | - | 4.38 | 47,126 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 117,724 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 88,866 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.68 | 69,993 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 180,756 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 66,235 |
| Countries with NO Snakes | 0 | - | 4.52 | 62,043 |
| Top 10 Countries with the Most Time Zones | 0 | - | 4.63 | 120,699 |
| Top 10 Countries with the Most Volcanoes | 0 | - | 4.45 | 72,217 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.70 | 52,589 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 55,469 |
| U.S. States with More Cows than People | 0 | - | 4.55 | 39,174 |
| Countries with the Most Wild Elephants | 0 | - | 4.44 | 50,149 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 83,001 |
| Animal Populations of Countries | 0 | - | 4.47 | 39,466 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 131,947 |
| Top 10 Richest Countries in Asia | 0 | - | 4.85 | 71,405 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.86 | 66,166 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.82 | 84,065 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 60,005 |
| U.S States with the Most Cows | 0 | - | 4.58 | 17,263 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 58,467 |
| Flags of the Countries that Start with A | 0 | - | 4.95 | 105,335 |
| Countries with Fjords | 0 | - | 4.93 | 76,745 |
| Countries With The Most Bird Species | 0 | - | 4.88 | 18,557 |
| Flags of the Countries that Start with C | 0 | - | 4.91 | 116,760 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.89 | 77,519 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 137,190 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.80 | 74,593 |
| Top 10 Most Protestant European Countries | 0 | - | 4.49 | 33,557 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 100,876 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.61 | 49,960 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 72,891 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 72,943 |
| Countries by Emojis | 0 | - | 4.99 | 199,369 |
