| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 111,283 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,071,864 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,501 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 43,728 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,446 |
| Subdivisions by Country | 0 | - | 4.82 | 46,434 |
| Countries of the World in Alphabetical Order | 0 | - | 4.99 | 82,207 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 113,498 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 51,817 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,449 |
| Top World Languages on a Map | 0 | - | 4.91 | 93,060 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 98,451 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,793 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,064,588 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,395,277 |
| 407 Islands on the World Map | 0 | - | 4.98 | 27,963 |
| World Capitals by Map | 0 | - | 5.00 | 241,744 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,276 |
| Countries of the World in 1900 | 0 | - | 4.88 | 66,367 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 170,603 |
| All Countries by Northernmost Point on Land | 0 | - | 4.91 | 106,493 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 54,236 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 128,071 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 46,731 |
| African East Coast | 0 | - | 4.97 | 84,238 |
| Regions of Countries #4 | 0 | - | 4.49 | 53,146 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 30,891 |
| Boundary Waters | 0 | - | 4.93 | 81,123 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,785 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 44,759 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 51,211 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 59,944 |
| Pixelated World Map | 0 | - | 5.00 | 128,242 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 87,021 |
| Countries of the World in 1444 | 0 | - | 4.98 | 49,936 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 69,602 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,476 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 223,040 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 210,356 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 275,271 |
| Who Controls It? #2 | 0 | - | 4.72 | 27,207 |
| Who Controls It? #3 | 0 | - | 4.72 | 18,024 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 30,126 |
| Largest World's Islands on the World Map | 0 | - | 4.66 | 155,484 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,934,731 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 323,830 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,152 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 351,754 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 264,471 |
| Seas on the World Map | 0 | - | 4.97 | 121,753 |
| Seas of the World | 0 | - | 5.00 | 127,734 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 85,473 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 100,006 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,336 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 83,805 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,224 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,824 |
| World Capitals Quiz | 0 | - | 5.00 | 4,498,322 |
| Members of the Arab League | 0 | - | 4.85 | 61,922 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,928 |
| Himalayan Countries | 0 | - | 4.94 | 104,786 |
| Andean Countries | 0 | - | 4.91 | 58,098 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 59,053 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,338 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,696 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,031 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,293 |
| Danube Countries | 0 | - | 4.97 | 56,637 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,682 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,837 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,199 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,343 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,515 |
| European Landlocked Countries | 0 | - | 4.99 | 115,504 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,336 |
| Countries with the Most Species | 0 | - | 4.99 | 89,527 |
| Countries 197 to 205 | 0 | - | 4.88 | 56,334 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,680 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,003 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,258 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,408 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,684 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,134 |
| Countries in the Alps | 0 | - | 4.84 | 102,629 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,296 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 87,078 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,578 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,234 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,951 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,547 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,607 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,133 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,308 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,644 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,405 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,587 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,661 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,471 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,945 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,453 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 98,013 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,327 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,368 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 196,226 |
| World Countries - Blind Typing | 0 | - | 5.00 | 72,848 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,269 |
| Largest Countries By Category | 0 | - | 4.96 | 144,868 |
| Countries by Countries | 0 | - | 4.96 | 54,631 |
| Country Flags with the Most White | 0 | - | 4.90 | 124,420 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,695 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 44,701 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.79 | 36,129 |
| All Countries by Population With a Map | 0 | - | 4.99 | 62,053 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 76,752 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,184 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 134,582 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,109 |
| Tourist Attraction by Negative Review | 0 | - | 4.90 | 59,667 |
| Most Populous U.S. Counties | 0 | - | 4.11 | 23,719 |
| Most Populous City by U.S. County | 0 | - | 4.39 | 18,454 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 181,239 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,907 |
| Longest International Borders | 0 | - | 4.99 | 234,152 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,942 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 40,070 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 46,224 |
| Mediterranean Geography on a Map | 0 | - | 4.50 | 34,602 |
| Largest Arctic Islands with a Map | 0 | - | 4.44 | 19,132 |
| Roman Provinces on a Map | 0 | - | 4.52 | 31,795 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 94,214 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.87 | 34,415 |
| Demonym of Every Country | 0 | - | 4.91 | 49,527 |
| The Same Prefixes - Geography | 0 | - | 4.50 | 42,116 |
| "Second Best" Geography Edition #1 | 0 | - | 4.63 | 58,522 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,172 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,382,955 |
| World Capitals on an Empty Map | 0 | - | 4.55 | 46,973 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,137 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 355,536 |
| Island Countries Quiz | 0 | - | 4.99 | 660,547 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.80 | 49,522 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 39,955 |
| Biggest Countries by Area | 0 | - | 5.00 | 933,098 |
| Northernmost Countries | 0 | - | 4.99 | 327,182 |
| Countries of South America | 0 | - | 5.00 | 793,254 |
| Countries of Oceania | 0 | - | 5.00 | 893,589 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,152,113 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,572,604 |
| Top World Languages | 0 | - | 4.91 | 707,837 |
| Countries with Three Borders | 0 | - | 4.96 | 31,421 |
| Huge List of Famous Mountains | 0 | - | 4.82 | 30,370 |
| Analogies of Countries #1 | 0 | - | 4.84 | 50,283 |
| Five Letter Geography #4 | 0 | - | 4.84 | 65,779 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 76,954 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,870 |
| Countries with Megacities | 0 | - | 4.99 | 197,171 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,504 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,913 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,348 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,885 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,876 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,000 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,715 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,343 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,799 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,196 |
| Countries by Capital City | 0 | - | 4.99 | 49,377 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,904 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,052 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,943 |
| Moved Capital Cities | 0 | - | 4.94 | 52,270 |
| Countries by Official Language | 0 | - | 4.96 | 172,262 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,241 |
| Countries in their Native Language | 0 | - | 4.98 | 178,305 |
| Independence from Whom | 0 | - | 4.99 | 185,601 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,447 |
| Megadiverse Countries | 0 | - | 4.96 | 125,312 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,383 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,675 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,377 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,570 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,142 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,886 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,113 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,036 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,346 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,807 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,598 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,997 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,960 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,534 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,265 |
| World Map Quiz | 0 | - | 4.90 | 49,391 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 81,486 |
| Countries in the Shape of Mr. Bean with a Map | 0 | - | 4.02 | 19,510 |
| Countries by Founding Story | 0 | - | 4.92 | 54,885 |
| Countries by Road Signs | 0 | - | 4.98 | 45,262 |
| Countries That Do Not Border | 0 | - | 4.99 | 47,854 |
| Southernmost Countries of the World | 0 | - | 4.99 | 206,790 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,952 |
