| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 77,371 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,524 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,969 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,201 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,687 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,700 |
| Find the City #1 | 0 | - | 4.97 | 43,057 |
| Subdivisions by Country | 0 | - | 4.87 | 50,468 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,457 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,707 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 113,236 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,227 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,487 |
| Top World Languages on a Map | 0 | - | 4.94 | 103,292 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,008 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,371 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,907 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,837,860 |
| World Capitals by Map | 0 | - | 5.00 | 287,823 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,546 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,371 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,943 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 126,780 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,596 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,467 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,776 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,586 |
| African East Coast | 0 | - | 4.96 | 96,386 |
| Regions of Countries #4 | 0 | - | 4.49 | 57,355 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,086 |
| Boundary Waters | 0 | - | 4.92 | 88,613 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,287 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,363 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,861 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,691 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,661 |
| Pixelated World Map | 0 | - | 5.00 | 143,729 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,126 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,498 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,637 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,723 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,440 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,074 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,627 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,043 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,946 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,737 |
| Who Controls It? #2 | 0 | - | 4.77 | 31,301 |
| Who Controls It? #3 | 0 | - | 4.58 | 19,649 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 176,287 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,646,074 |
| Landlocked Countries | 0 | - | 4.99 | 422,786 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,269 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 579,551 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 308,387 |
| Seas on the World Map | 0 | - | 4.96 | 135,620 |
| Seas of the World | 0 | - | 5.00 | 157,586 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,915 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,746 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,750 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,102 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,520 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,538 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,230 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,916 |
| Himalayan Countries | 0 | - | 4.95 | 139,086 |
| Andean Countries | 0 | - | 4.93 | 84,828 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,058 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,158 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,634 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,950 |
| Danube Countries | 0 | - | 4.97 | 72,114 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,156 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,518 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,486 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,984 |
| European Landlocked Countries | 0 | - | 4.99 | 147,250 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,798 |
| Countries with the Most Species | 0 | - | 4.99 | 103,325 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,921 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,638 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,757 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,604 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,337 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,755 |
| Countries in the Alps | 0 | - | 4.87 | 118,332 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,633 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,230 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,732 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,688 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,609 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,013 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,774 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,582 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,231 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,701 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,579 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,308 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,548 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,615 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,096 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,379 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,585 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,226 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,373 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,370 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,296 |
| Largest Countries By Category | 0 | - | 4.97 | 158,362 |
| Countries by Countries | 0 | - | 4.96 | 63,333 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,796 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,314 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,588 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,421 |
| All Countries by Population With a Map | 0 | - | 4.99 | 109,862 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,105 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,762 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,344 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,770 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,880 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,571 |
| Most Populous U.S. Counties | 0 | - | 4.13 | 25,068 |
| Most Populous City by U.S. County | 0 | - | 4.35 | 20,111 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,209 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,349 |
| Longest International Borders | 0 | - | 4.99 | 265,339 |
| Countries with Three Borders | 0 | - | 4.96 | 36,645 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,167 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,282 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,649 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,320 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,642 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,119 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,179 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,093 |
| Demonym of Every Country | 0 | - | 4.91 | 60,881 |
| Most Populous County In Each U.S. State | 0 | - | 4.50 | 5,927 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,345 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,883 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,539 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,334 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,172 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,637 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,308 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,751 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,823 |
| Island Countries | 0 | - | 4.99 | 711,325 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,664 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,516 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,902 |
| Northernmost Countries | 0 | - | 4.99 | 362,352 |
| Countries of South America | 0 | - | 5.00 | 928,500 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,351 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,740 |
| "Land" Countries | 0 | - | 4.98 | 337,569 |
| Top World Languages | 0 | - | 4.92 | 825,547 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,585 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,644 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,137 |
| Countries with Megacities | 0 | - | 4.99 | 265,140 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,954 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,603 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,219 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,675 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,656 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,628 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,769 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,625 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,479 |
| Countries by Capital City | 0 | - | 5.00 | 68,769 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,452 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,890 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,482 |
| Moved Capital Cities | 0 | - | 4.96 | 74,403 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| Countries by Official Language | 0 | - | 4.95 | 195,418 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,605 |
| Countries in their Native Language | 0 | - | 4.99 | 199,201 |
| Independence from Whom | 0 | - | 4.99 | 212,292 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,868 |
| Megadiverse Countries | 0 | - | 4.96 | 135,079 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,227 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,398 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,276 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,135 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,234 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,644 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,577 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,385 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,699 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,174 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,858 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,933 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,250 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,005 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,401 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,536 |
| World Map Quiz | 0 | - | 4.81 | 65,207 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,427 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 146,538 |
