| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,850 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,115 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,183 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,895 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,127 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,780 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,426 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,148 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,128 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,828 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,317 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,176 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,523 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,012 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,464 |
| Find the City #1 | 0 | - | 4.97 | 42,485 |
| Independence from Whom | 0 | - | 4.99 | 210,813 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,334 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,214 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,592 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,569 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,391 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 111,713 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,517 |
| Countries by Founding Story | 0 | - | 4.95 | 76,876 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 145,806 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.84 | 76,683 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,519 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 115,898 |
| 407 Islands on the World Map | 0 | - | 4.99 | 34,904 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,813,651 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,929 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,749 |
| Cities by Former Name | 0 | - | 4.84 | 91,266 |
| World Capitals by Map | 0 | - | 5.00 | 284,811 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,979 |
| Recently Independent Countries | 0 | - | 4.98 | 158,381 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 125,668 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,081 |
| Countries by Former Name | 0 | - | 4.99 | 124,672 |
| Historical City to Country | 0 | - | 4.84 | 78,329 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,458 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,301 |
| African East Coast | 0 | - | 4.96 | 95,524 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,100 |
| Pixelated World Map | 0 | - | 5.00 | 142,883 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,367 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,669 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,240 |
| Former Flags | 0 | - | 4.97 | 107,174 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,781 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,323 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,629 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,593 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,883 |
| Boundary Waters | 0 | - | 4.92 | 88,232 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,969 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,656 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,811 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,120 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,037 |
| Ancient City to Country | 0 | - | 4.70 | 107,794 |
| City-States | 0 | - | 4.53 | 37,182 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,581 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,040 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,325 |
| Countries by Independence Day | 0 | - | 4.61 | 52,672 |
| Former Countries by Capital | 0 | - | 4.45 | 127,245 |
| Former Countries | 0 | - | 4.75 | 132,968 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,421 |
| Battle to Country | 0 | - | 4.91 | 52,915 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,466 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 232,835 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,442 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,510 |
| Seas on the World Map | 0 | - | 4.96 | 134,731 |
| Seas of the World | 0 | - | 5.00 | 155,470 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 174,562 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,299 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,369 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,541 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 75,866 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,960 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,490 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,381 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,165,907 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,081 |
| Landlocked Countries | 0 | - | 4.99 | 416,682 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 562,000 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,336 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,158 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,316 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,866 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,541 |
| WWII Geography | 0 | - | 4.81 | 119,874 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,370 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,346 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,281 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,539 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,065 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,225 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,754 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,950 |
| Himalayan Countries | 0 | - | 4.95 | 136,517 |
| Andean Countries | 0 | - | 4.95 | 83,495 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,758 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,011 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,430 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,032 |
| Danube Countries | 0 | - | 4.97 | 71,435 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,219 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,851 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,160 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,131 |
| European Landlocked Countries | 0 | - | 4.99 | 146,130 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,766 |
| Countries with the Most Species | 0 | - | 4.99 | 101,640 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,722 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,901 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,330 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,511 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,162 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,809 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,192 |
| Countries in the Alps | 0 | - | 4.86 | 117,329 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,908 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,900 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,253 |
| Guerrillas by Country | 0 | - | 4.40 | 41,029 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,743 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,824 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,255 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,989 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,995 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,808 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,141 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,331 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,367 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,205 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,526 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,730 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,999 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,005 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,717 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,896 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,430 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,249 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,022 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,570 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,830 |
| Largest Countries By Category | 0 | - | 4.97 | 157,259 |
| Countries by Countries | 0 | - | 4.96 | 62,593 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,876 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,081 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Merged Country Flags | 0 | - | 4.88 | 106,331 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,751 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,668 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,396 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,321 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,086 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,765 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,072 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,639 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,937 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,616 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,252 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,851 |
| Longest International Borders | 0 | - | 4.99 | 264,303 |
| Countries with Three Borders | 0 | - | 4.96 | 36,347 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,780 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,872 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,121 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,552 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,348 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,688 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,852 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,535 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,949 |
| Demonym of Every Country | 0 | - | 4.91 | 58,918 |
| People Born on Islands | 0 | - | 4.39 | 52,821 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,866 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,071 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,872 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,784 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,835 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,802 |
| Island Countries | 0 | - | 4.99 | 708,822 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,377 |
| Northernmost Countries | 0 | - | 4.99 | 359,393 |
| Countries of South America | 0 | - | 5.00 | 919,711 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,714 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,862 |
| "Land" Countries | 0 | - | 4.98 | 334,611 |
| Top World Languages | 0 | - | 4.92 | 817,376 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,197 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,736 |
| Countries in World War I | 0 | - | 4.88 | 227,420 |