| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 149,909 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.86 | 77,808 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,638 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,210 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,437 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,536 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,423 |
| Find the City #1 | 0 | - | 4.97 | 43,396 |
| Subdivisions by Country | 0 | - | 4.87 | 50,643 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,560 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,597 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 114,108 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,670 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,202 |
| Top World Languages on a Map | 0 | - | 4.94 | 104,074 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,722 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,678 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,183 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,851,078 |
| World Capitals by Map | 0 | - | 5.00 | 289,712 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,877 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,078 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,935 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,472 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,887 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,312 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,924 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,726 |
| African East Coast | 0 | - | 4.96 | 96,851 |
| Regions of Countries #4 | 0 | - | 4.49 | 57,571 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,302 |
| Boundary Waters | 0 | - | 4.92 | 88,806 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,432 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,770 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,439 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,018 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,035 |
| Pixelated World Map | 0 | - | 5.00 | 144,174 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,665 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,804 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,940 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,255 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,852 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,973 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,743 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,758 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,788 |
| Who Controls It? #2 | 0 | - | 4.78 | 31,437 |
| Who Controls It? #3 | 0 | - | 4.58 | 19,712 |
| Largest World's Islands on the World Map | 0 | - | 4.70 | 177,055 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,928,365 |
| Landlocked Countries | 0 | - | 4.99 | 426,698 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,561 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 590,443 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 309,716 |
| Seas on the World Map | 0 | - | 4.96 | 136,043 |
| Seas of the World | 0 | - | 5.00 | 158,665 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,262 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,434 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,961 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,461 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,080 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,114 |
| World Capitals Quiz | 0 | - | 5.00 | 5,110,271 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,636 |
| Himalayan Countries | 0 | - | 4.93 | 140,562 |
| Andean Countries | 0 | - | 4.94 | 85,662 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,797 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,283 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,352 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,582 |
| Danube Countries | 0 | - | 4.97 | 72,490 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,711 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,913 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,310 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,760 |
| European Landlocked Countries | 0 | - | 4.99 | 147,683 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,426 |
| Countries with the Most Species | 0 | - | 4.99 | 103,610 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,543 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,795 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,923 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,887 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,630 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,083 |
| Countries in the Alps | 0 | - | 4.87 | 118,880 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,833 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,022 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,021 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,109 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,055 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,338 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,483 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,933 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,478 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,259 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,926 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,797 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,623 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,861 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,962 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,030 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,671 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,810 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,767 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,005 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,337 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,569 |
| Largest Countries By Category | 0 | - | 4.97 | 158,974 |
| Countries by Countries | 0 | - | 4.97 | 63,727 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,352 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,429 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,690 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,733 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,221 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,485 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,170 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,808,613 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,533 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,014 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,847 |
| Most Populous U.S. Counties | 0 | - | 4.13 | 25,127 |
| Most Populous City by U.S. County | 0 | - | 4.35 | 20,163 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,269 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,616 |
| Longest International Borders | 0 | - | 4.99 | 265,906 |
| Countries with Three Borders | 0 | - | 4.96 | 36,807 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,393 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,535 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,843 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,394 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,692 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,362 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,550 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,198 |
| Demonym of Every Country | 0 | - | 4.90 | 61,562 |
| Most Populous County In Each U.S. State | 0 | - | 4.50 | 5,956 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,401 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 48,046 |
| "Second Best" Geography Edition #1 | 0 | - | 4.56 | 63,713 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,088 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,230 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,031 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,609 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,891 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,050 |
| Island Countries | 0 | - | 4.99 | 712,793 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,878 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,718 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,511 |
| Northernmost Countries | 0 | - | 4.99 | 364,336 |
| Countries of South America | 0 | - | 5.00 | 933,539 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,541 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,261 |
| "Land" Countries | 0 | - | 4.98 | 338,642 |
| Top World Languages | 0 | - | 4.92 | 830,622 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,755 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,052 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,360 |
| Countries with Megacities | 0 | - | 4.99 | 267,522 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,012 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,248 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,344 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,350 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,467 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,034 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,281 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,339 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,265 |
| Countries by Capital City | 0 | - | 5.00 | 69,523 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,989 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,291 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,889 |
| Moved Capital Cities | 0 | - | 4.96 | 74,694 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,837 |
| Countries by Official Language | 0 | - | 4.95 | 196,134 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,801 |
| Countries in their Native Language | 0 | - | 4.99 | 199,854 |
| Independence from Whom | 0 | - | 4.99 | 213,253 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,573 |
| Megadiverse Countries | 0 | - | 4.96 | 146,345 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,050 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,559 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,760 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,241 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,368 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,895 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,198 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,599 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,130 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,276 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,665 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,443 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,473 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,186 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,610 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,924 |
| World Map Quiz | 0 | - | 4.81 | 65,857 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,767 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 148,320 |
