| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,280 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,739 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,623 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,783 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,913 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,222 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,173 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,026 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,866 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,258 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,861 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,703 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,914 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 52,003 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,376 |
| Find the City #1 | 0 | - | 4.97 | 43,374 |
| Independence from Whom | 0 | - | 4.99 | 213,183 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,539 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,879 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,165 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,471 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,472 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 114,049 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,638 |
| Countries by Founding Story | 0 | - | 4.95 | 77,848 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 149,784 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.86 | 77,752 |
| Top World Languages on a Map | 0 | - | 4.94 | 104,055 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,678 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,652 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,850,293 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,717 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,356 |
| Cities by Former Name | 0 | - | 4.83 | 92,096 |
| World Capitals by Map | 0 | - | 5.00 | 289,591 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,853 |
| Recently Independent Countries | 0 | - | 4.98 | 160,398 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,423 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,867 |
| Countries by Former Name | 0 | - | 4.99 | 125,879 |
| Historical City to Country | 0 | - | 4.85 | 79,047 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,914 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,720 |
| African East Coast | 0 | - | 4.96 | 96,816 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,114 |
| Pixelated World Map | 0 | - | 5.00 | 144,145 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,702 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,833 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,364 |
| Former Flags | 0 | - | 4.97 | 108,655 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,424 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,898 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,697 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,710 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,714 |
| Boundary Waters | 0 | - | 4.92 | 88,790 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,428 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,744 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,398 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,999 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,012 |
| Ancient City to Country | 0 | - | 4.72 | 108,369 |
| City-States | 0 | - | 4.53 | 37,415 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,825 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,266 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,607 |
| Countries by Independence Day | 0 | - | 4.62 | 52,864 |
| Former Countries by Capital | 0 | - | 4.45 | 127,835 |
| Former Countries | 0 | - | 4.77 | 134,254 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,544 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,527 |
| Battle to Country | 0 | - | 4.91 | 54,008 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,226 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 235,612 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,937 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,156 |
| Seas on the World Map | 0 | - | 4.96 | 136,017 |
| Seas of the World | 0 | - | 5.00 | 158,597 |
| Largest World's Islands on the World Map | 0 | - | 4.70 | 177,004 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,234 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,374 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,428 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,625 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,856 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,904 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,626 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,910,445 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,271 |
| Landlocked Countries | 0 | - | 4.99 | 426,363 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 589,668 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,829 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,389 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,582 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,846 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,532 |
| WWII Geography | 0 | - | 4.81 | 121,361 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,945 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,438 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,045 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,062 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,166 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,592 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,741 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,478 |
| Himalayan Countries | 0 | - | 4.93 | 140,428 |
| Andean Countries | 0 | - | 4.94 | 85,574 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,721 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,169 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,283 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,522 |
| Danube Countries | 0 | - | 4.97 | 72,455 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,667 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,888 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,232 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,707 |
| European Landlocked Countries | 0 | - | 4.99 | 147,649 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,370 |
| Countries with the Most Species | 0 | - | 4.99 | 103,594 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,957 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,478 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,909 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,870 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,607 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,055 |
| Countries in the Alps | 0 | - | 4.87 | 118,836 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,745 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,966 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,996 |
| Guerrillas by Country | 0 | - | 4.40 | 41,236 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,073 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,013 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,302 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,903 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,454 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,294 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,221 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,906 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,769 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,915 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,594 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,835 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,929 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,947 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,649 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,073 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,728 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,897 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,257 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,544 |
| Largest Countries By Category | 0 | - | 4.97 | 158,931 |
| Countries by Countries | 0 | - | 4.96 | 63,690 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,310 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,420 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,685 |
| Merged Country Flags | 0 | - | 4.88 | 107,411 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,127 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,928 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,460 |
| Colourful Countries of the World | 0 | - | 4.99 | 60,182 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,134 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,034 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,501 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,995 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,825 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,627 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,190 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,203 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,592 |
| Longest International Borders | 0 | - | 4.99 | 265,877 |
| Countries with Three Borders | 0 | - | 4.96 | 36,792 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,379 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,513 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,746 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,691 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,428 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,704 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,908 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.81 | 55,226 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,189 |
| Demonym of Every Country | 0 | - | 4.90 | 61,536 |
| People Born on Islands | 0 | - | 4.39 | 53,070 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,828 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,222 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,432 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,598 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,812 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,928 |
| Island Countries | 0 | - | 4.99 | 712,712 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,220 |
| Northernmost Countries | 0 | - | 4.99 | 364,214 |
| Countries of South America | 0 | - | 5.00 | 933,233 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,222 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,609 |
| "Land" Countries | 0 | - | 4.98 | 338,506 |
| Top World Languages | 0 | - | 4.92 | 830,327 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,784 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,182 |
| Countries in World War I | 0 | - | 4.88 | 229,245 |
