| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,123,510 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 735,425 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 343,481 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,941 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,853 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,166,048 |
| Biggest Countries by Area | 0 | - | 4.99 | 827,679 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,696 |
| Dog Breed Picture Quiz | 0 | - | 4.26 | 174,915 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,652 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 295,119 |
| Island Countries Quiz | 0 | - | 4.99 | 576,363 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,867 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,939 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,310 |
| Countries with the Most Borders | 0 | - | 4.96 | 317,620 |
| Countries with the Longest Coastlines | 0 | - | 4.86 | 352,506 |
| Countries That Border Russia | 0 | - | 4.98 | 367,628 |
| U.S. State Birds Quiz | 0 | - | 4.29 | 18,909 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,173 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,355 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,256 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 286,408 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,322 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,155 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,055 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,344 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,744 |
| One Border Countries | 0 | - | 4.98 | 358,545 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,623 |
| EU Countries Quiz | 0 | - | 4.99 | 206,764 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,465,092 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,249,534 |
| Countries that Start with A | 0 | - | 4.96 | 1,627,597 |
| Countries that Start with B | 0 | - | 4.94 | 1,765,135 |
| Countries that Start with C | 0 | - | 4.95 | 1,398,672 |
| Countries that Start with D | 0 | - | 4.96 | 462,899 |
| Countries that Start with E | 0 | - | 4.93 | 1,031,446 |
| Countries that Start with G | 0 | - | 4.95 | 1,128,762 |
| Countries that Start with H | 0 | - | 4.92 | 390,023 |
| Countries that Start with I | 0 | - | 4.90 | 975,647 |
| Countries that Start with J | 0 | - | 4.96 | 393,314 |
| Countries that Start with K | 0 | - | 4.94 | 571,174 |
| Countries that Start with L | 0 | - | 4.98 | 812,451 |
| Countries that Start with N | 0 | - | 4.90 | 833,730 |
| Countries that Start with P | 0 | - | 4.94 | 921,428 |
| Countries that Start with R | 0 | - | 4.41 | 299,414 |
| Countries that Start with S | 0 | - | 4.97 | 1,355,017 |
| Countries that Start with T | 0 | - | 4.89 | 758,156 |
| Countries that Start with U | 0 | - | 4.97 | 684,050 |
| Countries that Start with V | 0 | - | 4.97 | 455,716 |
| Countries that Start with F | 0 | - | 4.76 | 423,368 |
| Countries that Start with M | 0 | - | 4.95 | 1,059,284 |
| Countries that Border China | 0 | - | 4.97 | 211,878 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,828 |
| Countries in World War I | 0 | - | 4.92 | 182,648 |
| Countries with Four Letters | 0 | - | 4.99 | 320,845 |
| Countries of Africa | 0 | - | 5.00 | 1,731,489 |
| Countries of South America | 0 | - | 5.00 | 622,207 |
| Countries of North America Quiz | 0 | - | 5.00 | 705,480 |
| Countries of Oceania | 0 | - | 5.00 | 711,683 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 155,177 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 93,171 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 206,068 |
| Countries Bordering France | 0 | - | 4.90 | 308,854 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,321 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,941 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,877 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,483 |
| Countries in their Native Language | 0 | - | 4.97 | 149,570 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,698 |
| Countries With No Rivers | 0 | - | 4.94 | 61,989 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,198 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,757 |
| Independence from Whom | 0 | - | 4.99 | 152,797 |
| Countries with Z | 0 | - | 4.99 | 222,867 |
| "Land" Countries | 0 | - | 4.98 | 264,710 |
| Countries with the Shortest Coastlines | 0 | - | 4.90 | 48,814 |
| European Countries by Clue | 0 | - | 4.94 | 154,329 |
| Top Rice-Producing Countries | 0 | - | 4.91 | 72,702 |
| National Animals | 0 | - | 4.16 | 69,478 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 207,592 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,237 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 246,520 |
| Countries that Produce the Most Cheese | 0 | - | 4.64 | 42,154 |
| Countries with the Most Tropical Cyclones | 0 | - | 4.47 | 36,150 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,290 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.43 | 65,602 |
| Megadiverse Countries | 0 | - | 4.95 | 117,102 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 156,248 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.76 | 62,501 |
| Black Sea Countries | 0 | - | 4.90 | 52,074 |
| Top 10 Richest Countries in Africa | 0 | - | 4.76 | 44,357 |
| Countries that Catch the Most Fish | 0 | - | 4.85 | 90,136 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,441 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,589 |
| Countries With the Most Languages | 0 | - | 4.89 | 150,207 |
| Countries Closest to Canada | 0 | - | 4.93 | 156,371 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,183 |
| Countries Closest to the Aegean Sea | 0 | - | 4.52 | 51,347 |
| Countries Ending in "IA" | 0 | - | 4.99 | 150,106 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,374 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 342,173 |
| Countries with Wild Penguins | 0 | - | 4.89 | 74,079 |
| U.S. States with the Most Endangered Species | 0 | - | 4.47 | 12,235 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,837 |
| Top 10 Most Islamic European Countries | 0 | - | 4.52 | 123,751 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,322,276 |
| Caspian Sea Countries | 0 | - | 4.91 | 44,573 |
| North Sea Countries | 0 | - | 4.90 | 72,187 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,908 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,566 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 81,686 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 71,903 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,464 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 150,364 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,861 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,421 |
| Top 10 Solar Power Countries | 0 | - | 4.79 | 51,382 |
| Country Chain | 0 | - | 4.92 | 156,552 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 996,106 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,454 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,195 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,392 |
| South China Sea Countries | 0 | - | 4.89 | 48,944 |
| Top 15 Countries with the Most Hindus | 0 | - | 4.91 | 77,868 |
| Every Country Shape | 0 | - | 4.99 | 312,974 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,875,246 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,651 |
| Top Chocolate Growing Countries | 0 | - | 4.89 | 39,514 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,362 |
| Countries with Megacities | 0 | - | 4.99 | 175,498 |
| Every European Country Shape | 0 | - | 4.94 | 152,359 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,067 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 78,675 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 64,868 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 114,578 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,990 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,054 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 112,147 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 142,833 |
| 10 Biggest American Countries by Area | 0 | - | 4.97 | 86,112 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,931 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 123,227 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 152,689 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,643,464 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,461 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 102,467 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,934 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,395 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 87,263 |
| Top 10 Coldest Asian Countries | 0 | - | 4.96 | 91,787 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 143,567 |
| 10 Westernmost Countries in Europe | 0 | - | 4.94 | 112,669 |
| 10 Southernmost Countries in Asia | 0 | - | 4.98 | 67,616 |
| 10 Easternmost Countries in Asia | 0 | - | 4.97 | 74,079 |
| 10 Westernmost Countries in Asia | 0 | - | 4.73 | 51,625 |
| 10 Northernmost Countries in Africa | 0 | - | 4.99 | 116,946 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,310 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 83,878 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,971 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.92 | 34,923 |
| Top 10 Countries with the Most Exports per Capita | 0 | - | 4.66 | 24,642 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.92 | 54,995 |
| African Diaspora - Top 10 Countries | 0 | - | 4.84 | 59,842 |
| European Diaspora - Top 11 Countries | 0 | - | 4.87 | 73,510 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 32,366 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.97 | 87,231 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 187,827 |
| Top 10 Countries with the Most Horses | 0 | - | 4.40 | 48,888 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,653 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.87 | 78,458 |
| Countries with More Cows than People | 0 | - | 4.38 | 44,312 |
| 10 European Countries with the Most Tourists | 0 | - | 4.96 | 83,574 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.73 | 60,309 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,422 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,690 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,398 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,173 |
| Top 10 Countries with the Most Time Zones | 0 | - | 4.78 | 111,867 |
| Top 10 Countries with the Most Volcanoes | 0 | - | 4.43 | 57,429 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.44 | 38,322 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 50,098 |
| U.S. States with More Cows than People | 0 | - | 4.45 | 36,916 |
| Countries with the Most Wild Elephants | 0 | - | 4.40 | 40,067 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 75,900 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,176 |
| Top 10 Richest Countries in Europe | 0 | - | 4.92 | 96,804 |
| Top 10 Richest Countries in Asia | 0 | - | 4.90 | 60,429 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.85 | 56,064 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.76 | 64,190 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 52,777 |
| U.S States with the Most Cows | 0 | - | 4.37 | 14,144 |
| Countries with the Most Wolves | 0 | - | 4.89 | 69,127 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.56 | 53,947 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,274 |
| Countries with Fjords | 0 | - | 4.94 | 71,362 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,483 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,385 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 59,640 |
