| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,207 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,598 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,344 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,611 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,756 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,914 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,016 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,640 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,304 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,779 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,743 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,593 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,251 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,800 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,995 |
| Find the City #1 | 0 | - | 4.97 | 43,214 |
| Independence from Whom | 0 | - | 4.99 | 212,635 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,131 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,714 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,805 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,884 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,386 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 113,581 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,397 |
| Countries by Founding Story | 0 | - | 4.95 | 77,603 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 148,777 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 77,553 |
| Top World Languages on a Map | 0 | - | 4.94 | 103,404 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,295 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,465 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,842,728 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,511 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,234 |
| Cities by Former Name | 0 | - | 4.83 | 91,909 |
| World Capitals by Map | 0 | - | 5.00 | 288,617 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,675 |
| Recently Independent Countries | 0 | - | 4.98 | 159,741 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,099 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,700 |
| Countries by Former Name | 0 | - | 4.99 | 125,599 |
| Historical City to Country | 0 | - | 4.85 | 78,778 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,830 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,636 |
| African East Coast | 0 | - | 4.96 | 96,542 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,924 |
| Pixelated World Map | 0 | - | 5.00 | 143,887 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,624 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,607 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,190 |
| Former Flags | 0 | - | 4.97 | 108,299 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,299 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,151 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,300 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,249 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,141 |
| Boundary Waters | 0 | - | 4.92 | 88,685 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,344 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,503 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,088 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,808 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,809 |
| Ancient City to Country | 0 | - | 4.70 | 108,252 |
| City-States | 0 | - | 4.53 | 37,365 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,771 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,189 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,529 |
| Countries by Independence Day | 0 | - | 4.62 | 52,833 |
| Former Countries by Capital | 0 | - | 4.45 | 127,726 |
| Former Countries | 0 | - | 4.77 | 134,079 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,370 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,326 |
| Battle to Country | 0 | - | 4.91 | 53,754 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,078 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 235,064 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,853 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,684 |
| Seas on the World Map | 0 | - | 4.96 | 135,788 |
| Seas of the World | 0 | - | 5.00 | 157,915 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 176,559 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,023 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,010 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,075 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,645 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,477 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,614 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,373 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,747,359 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,231 |
| Landlocked Countries | 0 | - | 4.99 | 424,030 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 583,990 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,728 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,342 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,330 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,459 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,314 |
| WWII Geography | 0 | - | 4.81 | 120,790 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,827 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,237 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,737 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,757 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,145 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,446 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,070 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,432 |
| Himalayan Countries | 0 | - | 4.94 | 139,607 |
| Andean Countries | 0 | - | 4.94 | 85,094 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,289 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,516 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,848 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,149 |
| Danube Countries | 0 | - | 4.97 | 72,229 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,338 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,652 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,753 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,254 |
| European Landlocked Countries | 0 | - | 4.99 | 147,404 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,010 |
| Countries with the Most Species | 0 | - | 4.99 | 103,438 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,923 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,133 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,691 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,802 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,712 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,445 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,860 |
| Countries in the Alps | 0 | - | 4.87 | 118,508 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,140 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,491 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,825 |
| Guerrillas by Country | 0 | - | 4.40 | 41,200 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,827 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,758 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,106 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,946 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,690 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,313 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,259 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,028 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,770 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,637 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,837 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,402 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,643 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,737 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,407 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,483 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,342 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,386 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,998 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,713 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,394 |
| Largest Countries By Category | 0 | - | 4.97 | 158,571 |
| Countries by Countries | 0 | - | 4.96 | 63,455 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,031 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,353 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,629 |
| Merged Country Flags | 0 | - | 4.88 | 107,187 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,340 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,879 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,220 |
| Colourful Countries of the World | 0 | - | 4.99 | 60,006 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,926 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,341 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,287 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,935 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,676 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,578 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,073 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,616 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,449 |
| Longest International Borders | 0 | - | 4.99 | 265,550 |
| Countries with Three Borders | 0 | - | 4.96 | 36,698 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,265 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,392 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,652 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,664 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,255 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,504 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,711 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 55,077 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,126 |
| Demonym of Every Country | 0 | - | 4.90 | 61,192 |
| People Born on Islands | 0 | - | 4.39 | 53,017 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,420 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,733 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,437 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,167 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,666 |
| Island Countries | 0 | - | 4.99 | 711,854 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,704 |
| Northernmost Countries | 0 | - | 4.99 | 363,190 |
| Countries of South America | 0 | - | 5.00 | 930,194 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,578 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,960 |
| "Land" Countries | 0 | - | 4.98 | 337,930 |
| Top World Languages | 0 | - | 4.92 | 827,482 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,662 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,090 |
| Countries in World War I | 0 | - | 4.88 | 228,811 |
