| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,989 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,303 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,632 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,194 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,384 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,258 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,664 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,765 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,015 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,647 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 45,503 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,353 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,684 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,355 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,006 |
| Find the City #1 | 0 | - | 4.97 | 42,756 |
| Independence from Whom | 0 | - | 4.99 | 211,541 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,857 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,435 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,095 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,430 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,992 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 112,423 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,869 |
| Countries by Founding Story | 0 | - | 4.95 | 77,139 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 146,802 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 76,991 |
| Top World Languages on a Map | 0 | - | 4.93 | 103,051 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 116,461 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,137 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,825,891 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,176 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,897 |
| Cities by Former Name | 0 | - | 4.83 | 91,512 |
| World Capitals by Map | 0 | - | 5.00 | 286,051 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,239 |
| Recently Independent Countries | 0 | - | 4.98 | 159,139 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 126,238 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,339 |
| Countries by Former Name | 0 | - | 4.99 | 125,023 |
| Historical City to Country | 0 | - | 4.84 | 78,486 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,647 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,459 |
| African East Coast | 0 | - | 4.96 | 95,963 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,353 |
| Pixelated World Map | 0 | - | 5.00 | 143,302 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,486 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,074 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,552 |
| Former Flags | 0 | - | 4.97 | 107,624 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,995 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,261 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,279 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,191 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,841 |
| Boundary Waters | 0 | - | 4.92 | 88,429 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,125 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,009 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,338 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,412 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,346 |
| Ancient City to Country | 0 | - | 4.70 | 107,986 |
| City-States | 0 | - | 4.53 | 37,247 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,654 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,106 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,414 |
| Countries by Independence Day | 0 | - | 4.61 | 52,726 |
| Former Countries by Capital | 0 | - | 4.45 | 127,422 |
| Former Countries | 0 | - | 4.75 | 133,734 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,027 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,780 |
| Battle to Country | 0 | - | 4.91 | 53,252 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,709 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 233,736 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,601 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,002 |
| Seas on the World Map | 0 | - | 4.96 | 135,261 |
| Seas of the World | 0 | - | 5.00 | 156,661 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,240 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,610 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,061 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,086 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 80,653 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,519 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,874 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,774 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,398,531 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,137 |
| Landlocked Countries | 0 | - | 4.99 | 419,733 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 570,263 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,496 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,235 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,766 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,463 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,856 |
| WWII Geography | 0 | - | 4.81 | 120,248 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,547 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,736 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,827 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,049 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,095 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,319 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,873 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,332 |
| Himalayan Countries | 0 | - | 4.95 | 137,767 |
| Andean Countries | 0 | - | 4.95 | 84,102 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,340 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,878 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,970 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,449 |
| Danube Countries | 0 | - | 4.97 | 71,743 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,672 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,142 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,808 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,885 |
| European Landlocked Countries | 0 | - | 4.99 | 146,865 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,246 |
| Countries with the Most Species | 0 | - | 4.99 | 103,010 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,811 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,404 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,622 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,374 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,046 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,442 |
| Countries in the Alps | 0 | - | 4.87 | 117,824 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,221 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,550 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,473 |
| Guerrillas by Country | 0 | - | 4.40 | 41,096 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,328 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,211 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,781 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,376 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,262 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,024 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,185 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,627 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,524 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,374 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,655 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,995 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,262 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,284 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,366 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,119 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,627 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,662 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,764 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,450 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,043 |
| Largest Countries By Category | 0 | - | 4.97 | 157,792 |
| Countries by Countries | 0 | - | 4.96 | 62,928 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,332 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,182 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,488 |
| Merged Country Flags | 0 | - | 4.88 | 106,688 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,821 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,747 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,724 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,588 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,416 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,243 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,482 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,771 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,303 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,419 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,788 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,353 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,132 |
| Longest International Borders | 0 | - | 4.99 | 264,819 |
| Countries with Three Borders | 0 | - | 4.96 | 36,496 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,961 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,084 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,387 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,588 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,758 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,044 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,211 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,756 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,024 |
| Demonym of Every Country | 0 | - | 4.91 | 59,237 |
| People Born on Islands | 0 | - | 4.39 | 52,908 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,708 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,114 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,774 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,018 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,834 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,787 |
| Island Countries | 0 | - | 4.99 | 710,100 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,983 |
| Northernmost Countries | 0 | - | 4.99 | 360,876 |
| Countries of South America | 0 | - | 5.00 | 924,075 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,720 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,330 |
| "Land" Countries | 0 | - | 4.98 | 335,997 |
| Top World Languages | 0 | - | 4.92 | 821,261 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,406 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,878 |
| Countries in World War I | 0 | - | 4.88 | 228,004 |
