| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,258 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,513 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,125 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,315 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,152 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,612 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,622 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,810 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,448 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 45,452 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,308 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,130 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,282 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,898 |
| Find the City #1 | 0 | - | 4.97 | 42,709 |
| Independence from Whom | 0 | - | 4.99 | 211,363 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,741 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,395 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,004 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,249 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,693 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 112,264 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,776 |
| Countries by Founding Story | 0 | - | 4.95 | 77,088 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 146,629 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 76,928 |
| Top World Languages on a Map | 0 | - | 4.93 | 103,016 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 116,344 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,082 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,823,358 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,116 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,870 |
| Cities by Former Name | 0 | - | 4.83 | 91,454 |
| World Capitals by Map | 0 | - | 5.00 | 285,710 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,178 |
| Recently Independent Countries | 0 | - | 4.98 | 159,043 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 126,128 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,286 |
| Countries by Former Name | 0 | - | 4.99 | 124,938 |
| Historical City to Country | 0 | - | 4.84 | 78,447 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,615 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,427 |
| African East Coast | 0 | - | 4.96 | 95,866 |
| All Modern-Day Countries Ever Controlled by Slavic People | 0 | - | 4.16 | 28,543 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,299 |
| Pixelated World Map | 0 | - | 5.00 | 143,184 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,456 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,973 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,479 |
| Former Flags | 0 | - | 4.97 | 107,520 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,948 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,045 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,122 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,067 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,669 |
| Boundary Waters | 0 | - | 4.92 | 88,388 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,095 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,933 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,216 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,358 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,287 |
| Ancient City to Country | 0 | - | 4.70 | 107,949 |
| City-States | 0 | - | 4.53 | 37,232 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,629 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,090 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,388 |
| Countries by Independence Day | 0 | - | 4.61 | 52,715 |
| Former Countries by Capital | 0 | - | 4.45 | 127,375 |
| Former Countries | 0 | - | 4.75 | 133,681 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,961 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,686 |
| Battle to Country | 0 | - | 4.91 | 53,183 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,642 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 233,498 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,570 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,918 |
| Seas on the World Map | 0 | - | 4.96 | 135,161 |
| Seas of the World | 0 | - | 5.00 | 156,440 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,110 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,567 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,935 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,935 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 76,906 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,341 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,748 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,650 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,348,083 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,127 |
| Landlocked Countries | 0 | - | 4.99 | 419,156 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 568,563 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,462 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,220 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,650 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,285 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,796 |
| WWII Geography | 0 | - | 4.81 | 120,163 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,510 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,641 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,702 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,942 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,092 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,297 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,859 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,076 |
| Himalayan Countries | 0 | - | 4.95 | 137,509 |
| Andean Countries | 0 | - | 4.95 | 83,982 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,254 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,724 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,873 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,376 |
| Danube Countries | 0 | - | 4.97 | 71,687 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,591 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,080 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,689 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,760 |
| European Landlocked Countries | 0 | - | 4.99 | 146,798 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,163 |
| Countries with the Most Species | 0 | - | 4.99 | 102,933 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,791 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,301 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,597 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,320 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,003 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,378 |
| Countries in the Alps | 0 | - | 4.87 | 117,716 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,155 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,405 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,434 |
| Guerrillas by Country | 0 | - | 4.40 | 41,085 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,019 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,126 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,727 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,302 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,207 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,977 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,179 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,571 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,496 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,347 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,631 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,947 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,203 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,227 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,227 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,079 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,583 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,557 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,469 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,269 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,012 |
| Largest Countries By Category | 0 | - | 4.97 | 157,669 |
| Countries by Countries | 0 | - | 4.96 | 62,856 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,237 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,168 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,476 |
| Merged Country Flags | 0 | - | 4.88 | 106,609 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,583 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,734 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,670 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,537 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,339 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,757,901 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,395 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,747 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,240 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,396 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,752 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,130 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,087 |
| Longest International Borders | 0 | - | 4.99 | 264,694 |
| Countries with Three Borders | 0 | - | 4.96 | 36,463 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,923 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,023 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,340 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,581 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,567 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,957 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,128 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,703 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,008 |
| Demonym of Every Country | 0 | - | 4.91 | 59,169 |
| People Born on Islands | 0 | - | 4.39 | 52,889 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,167 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,104 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,323 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,978 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,657 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,201 |
| Island Countries | 0 | - | 4.99 | 709,847 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,261 |
| Northernmost Countries | 0 | - | 4.99 | 360,560 |
| Countries of South America | 0 | - | 5.00 | 923,150 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,387 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,951 |
| "Land" Countries | 0 | - | 4.98 | 335,837 |
| Top World Languages | 0 | - | 4.92 | 820,454 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,360 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,851 |
| Countries in World War I | 0 | - | 4.88 | 227,873 |
