| Quiz | Points | Best | Rating | Takes |
|---|
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 95,804 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.93 | 4,956,862 |
| Spanish-Speaking Countries | 0 | - | 4.88 | 336,056 |
| Top World Languages | 0 | - | 4.88 | 689,510 |
| Global Cities on a World Map | 0 | - | 4.93 | 89,652 |
| Countries by Official Language | 0 | - | 4.94 | 152,162 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.89 | 243,108 |
| Countries in their Native Language | 0 | - | 4.97 | 175,450 |
| Countries With the Most English Speakers | 0 | - | 4.84 | 88,424 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 78,004 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 107,710 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 84,633 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 106,112 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 38,856 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,003,978 |
| Every Country in its Official/Native Language | 0 | - | 4.97 | 16,399 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,315,491 |
| 407 Islands on the World Map | 0 | - | 4.98 | 26,891 |
| World Capitals by Map | 0 | - | 5.00 | 234,691 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.96 | 49,454 |
| German-Speaking Countries | 0 | - | 4.90 | 116,674 |
| Countries of the World in 1900 | 0 | - | 4.88 | 63,206 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 166,530 |
| All Countries by Northernmost Point on Land | 0 | - | 4.91 | 103,713 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.93 | 52,725 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 124,101 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 46,108 |
| African East Coast | 0 | - | 4.97 | 82,272 |
| English Speaking Countries | 0 | - | 4.68 | 336,022 |
| Tectonic Plates on a Map | 0 | - | 4.98 | 30,235 |
| Boundary Waters | 0 | - | 4.92 | 80,049 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 72,902 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 42,209 |
| "Second Best" Geography Edition #3 | 0 | - | 4.88 | 58,126 |
| Pixelated World Map | 0 | - | 5.00 | 125,625 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 84,923 |
| Countries of the World in 1444 | 0 | - | 4.98 | 48,369 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 48,242 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 117,414 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 67,638 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.96 | 42,744 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 280,772 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 219,163 |
| Countries of Asia with an Empty Map | 0 | - | 4.99 | 206,485 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 269,729 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.80 | 29,565 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.48 | 103,715 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.80 | 50,063 |
| Places in their Native Language #1 | 0 | - | 4.79 | 207,318 |
| Places in their Native Language #2 | 0 | - | 4.80 | 111,631 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.79 | 64,382 |
| Largest World's Islands on the World Map | 0 | - | 4.41 | 151,761 |
| Countries of the World Quiz | 0 | - | 5.00 | 39,928,690 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 83,447 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 322,086 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 44,661 |
| Seas on the World Map | 0 | - | 4.98 | 119,676 |
| Seas of the World | 0 | - | 5.00 | 123,001 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 83,570 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 95,804 |
| World Geography on a Map #1 | 0 | - | 4.93 | 66,235 |
| Geography Tile Select Quiz | 0 | - | 4.97 | 81,907 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 135,025 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 107,766 |
| World Capitals Quiz | 0 | - | 5.00 | 4,416,308 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 311,541 |
| French-Speaking Countries Quiz | 0 | - | 4.70 | 209,955 |
| Sahara Desert Countries | 0 | - | 4.98 | 122,638 |
| Himalayan Countries | 0 | - | 4.95 | 100,036 |
| Andean Countries | 0 | - | 4.92 | 55,453 |
| Countries with the Oldest Median Age | 0 | - | 4.88 | 56,382 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 47,619 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 100,623 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 51,963 |
| Danube Countries | 0 | - | 4.97 | 55,910 |
| Countries With an "Ish" Demonym | 0 | - | 4.96 | 90,985 |
| Countries With an "Ese" Demonym | 0 | - | 4.95 | 64,283 |
| Countries with the Worst Passports | 0 | - | 4.88 | 48,117 |
| Countries with the Most Immigrants | 0 | - | 4.84 | 107,350 |
| European Landlocked Countries | 0 | - | 4.99 | 114,087 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,049 |
| Countries with the Most Species | 0 | - | 4.99 | 88,911 |
| Tropic of Cancer Countries | 0 | - | 4.93 | 44,236 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,597 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 46,989 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 58,162 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 48,182 |
| Countries in the Alps | 0 | - | 4.85 | 100,822 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 83,903 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 84,516 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 70,664 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,125 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 92,696 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.88 | 86,407 |
| Five Biggest Countries by Latitude | 0 | - | 4.98 | 88,433 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,368 |
| Biggest Country by Body of Water | 0 | - | 4.97 | 44,772 |
| Countries with the Most Container Port Traffic | 0 | - | 4.93 | 53,631 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.90 | 68,419 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 48,071 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 36,131 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.91 | 94,398 |
| Arctic Ocean Countries | 0 | - | 4.95 | 70,983 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,475 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 95,124 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 60,568 |
| Countries that Host the Most Refugees | 0 | - | 4.92 | 52,481 |
| All Countries of the World by Area with Hints | 0 | - | 4.96 | 189,288 |
| World Countries - Blind Typing | 0 | - | 5.00 | 69,631 |
| Countries in Their Own Alphabet | 0 | - | 4.94 | 41,597 |
| Largest Countries By Category | 0 | - | 4.97 | 142,758 |
| Countries by Countries | 0 | - | 4.93 | 53,452 |
| Country Flags with the Most White | 0 | - | 4.88 | 106,637 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.97 | 58,056 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,193 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.60 | 34,986 |
| All Countries by Population With a Map | 0 | - | 4.98 | 59,071 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 75,142 |
| Countries With the Most Italian Speakers | 0 | - | 4.49 | 49,667 |
| Country Flags With Only Two Colors | 0 | - | 4.87 | 76,479 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.99 | 132,533 |
| Tourist Attraction by Negative Review | 0 | - | 4.91 | 58,641 |
| Who Controls It? #1 | 0 | - | 4.86 | 45,028 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 178,902 |
| Border Crossings Quiz #2 | 0 | - | 4.98 | 109,668 |
| Longest International Borders | 0 | - | 4.99 | 231,280 |
| Country Connect by Northernmost Point | 0 | - | 4.90 | 34,847 |
| Largest Cities for each Latitude Degree | 0 | - | 5.00 | 38,602 |
| Countries and States in the Caucasus | 0 | - | 4.43 | 45,170 |
| Mediterranean Geography on a Map | 0 | - | 4.45 | 34,143 |
| Largest Arctic Islands with a Map | 0 | - | 4.44 | 18,895 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 88,619 |
| Demonym of Every Country | 0 | - | 4.90 | 48,016 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 40,988 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 57,634 |
| "Second Best" Geography Edition #2 | 0 | - | 4.61 | 49,907 |
| Mediterranean Cities by Map | 0 | - | 4.42 | 48,792 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,343,955 |
| World Capitals on an Empty Map | 0 | - | 4.50 | 45,711 |
| Countries with the Most Tourists Quiz | 0 | - | 4.93 | 347,324 |
| Island Countries Quiz | 0 | - | 4.99 | 632,992 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.79 | 38,964 |
| Biggest Countries by Area | 0 | - | 4.99 | 915,666 |
| Northernmost Countries | 0 | - | 4.98 | 323,154 |
| Countries of South America | 0 | - | 5.00 | 772,710 |
| Countries of Oceania | 0 | - | 5.00 | 866,691 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,057,574 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,525,493 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 28,577 |
| Countries with Three Borders | 0 | - | 4.91 | 22,420 |
| Analogies of Countries #1 | 0 | - | 4.87 | 49,556 |
| Name a Valid Answer - Geography | 0 | - | 4.91 | 75,108 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 122,380 |
| Countries with Megacities | 0 | - | 4.99 | 191,990 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 166,895 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 95,711 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 92,043 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 61,628 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 242,175 |
| Northernmost Capital Cities | 0 | - | 4.98 | 91,801 |
| Most Remote Capital Cities | 0 | - | 4.82 | 42,277 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 32,844 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 88,261 |
| Same Letter Country and Capital | 0 | - | 4.99 | 124,543 |
| Countries by Capital City | 0 | - | 5.00 | 46,979 |
| Capital Cities Based on First Two Letters | 0 | - | 4.86 | 64,513 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 92,381 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 71,394 |
| Moved Capital Cities | 0 | - | 4.94 | 51,498 |
| Independence from Whom | 0 | - | 4.99 | 180,592 |
| Subdivisions by Country | 0 | - | 4.84 | 45,937 |
| Who Controlled These Colonies? | 0 | - | 4.84 | 110,153 |
| Megadiverse Countries | 0 | - | 4.94 | 123,933 |
| Countries with Multiple Big Islands | 0 | - | 4.89 | 105,405 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.85 | 46,850 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 128,793 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 48,030 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 75,083 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.96 | 143,406 |
| Countries with Multiple Populous Islands | 0 | - | 4.83 | 76,017 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,670 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 41,956 |
| Landmarks of Countries #1 | 0 | - | 4.82 | 100,357 |
| Countries Furthest from the United States | 0 | - | 4.89 | 70,800 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,270 |
| Straight Shot to the Arctic Circle | 0 | - | 4.90 | 57,197 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,281 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 79,931 |
| Countries by Sports in 60 Seconds | 0 | - | 4.90 | 101,997 |
| Countries by Founding Story | 0 | - | 4.91 | 53,355 |
| Countries by Road Signs | 0 | - | 4.98 | 44,026 |
| Countries That Do Not Border | 0 | - | 4.99 | 45,956 |
| Southernmost Countries of the World | 0 | - | 4.99 | 203,036 |
| Countries by Inland Surface Water | 0 | - | 4.95 | 89,200 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 105,964 |
| Countries With the Most Languages | 0 | - | 4.90 | 169,451 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.94 | 85,954 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 70,065 |
| Countries with the Most Prisoners | 0 | - | 4.91 | 84,464 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 52,572 |
