| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,278 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,735 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,616 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,777 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,911 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,211 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,169 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,016 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,857 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,250 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,860 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,702 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,792 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,995 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,366 |
| Find the City #1 | 0 | - | 4.97 | 43,368 |
| Independence from Whom | 0 | - | 4.99 | 213,170 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,523 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,874 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,156 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,448 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,455 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 114,042 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,635 |
| Countries by Founding Story | 0 | - | 4.95 | 77,838 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 149,744 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.86 | 77,750 |
| Top World Languages on a Map | 0 | - | 4.94 | 104,053 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,675 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,646 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,850,078 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,716 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,354 |
| Cities by Former Name | 0 | - | 4.83 | 92,090 |
| World Capitals by Map | 0 | - | 5.00 | 289,574 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,849 |
| Recently Independent Countries | 0 | - | 4.98 | 160,393 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,417 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,864 |
| Countries by Former Name | 0 | - | 4.99 | 125,869 |
| Historical City to Country | 0 | - | 4.85 | 79,044 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,910 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,720 |
| African East Coast | 0 | - | 4.96 | 96,813 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,109 |
| Pixelated World Map | 0 | - | 5.00 | 144,138 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,699 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,825 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,357 |
| Former Flags | 0 | - | 4.97 | 108,647 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,422 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,889 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,689 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,698 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,701 |
| Boundary Waters | 0 | - | 4.92 | 88,784 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,426 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,738 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,389 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,994 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,006 |
| Ancient City to Country | 0 | - | 4.72 | 108,363 |
| City-States | 0 | - | 4.53 | 37,412 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,821 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,244 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,588 |
| Countries by Independence Day | 0 | - | 4.62 | 52,863 |
| Former Countries by Capital | 0 | - | 4.45 | 127,831 |
| Former Countries | 0 | - | 4.77 | 134,251 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,541 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,522 |
| Battle to Country | 0 | - | 4.91 | 54,003 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,223 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 235,604 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,936 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,141 |
| Seas on the World Map | 0 | - | 4.96 | 136,009 |
| Seas of the World | 0 | - | 5.00 | 158,585 |
| Largest World's Islands on the World Map | 0 | - | 4.70 | 176,992 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,225 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,366 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,420 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,595 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,849 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,896 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,621 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,906,469 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,268 |
| Landlocked Countries | 0 | - | 4.99 | 426,278 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 589,508 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,827 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,389 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,578 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,838 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,530 |
| WWII Geography | 0 | - | 4.81 | 121,353 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,942 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,432 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,040 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,056 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,165 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,534 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,376 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,451 |
| Himalayan Countries | 0 | - | 4.93 | 140,406 |
| Andean Countries | 0 | - | 4.94 | 85,557 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,705 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,151 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,273 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,506 |
| Danube Countries | 0 | - | 4.97 | 72,445 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,658 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,880 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,218 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,690 |
| European Landlocked Countries | 0 | - | 4.99 | 147,645 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,359 |
| Countries with the Most Species | 0 | - | 4.99 | 103,591 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,957 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,465 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,786 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,899 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,865 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,599 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,047 |
| Countries in the Alps | 0 | - | 4.87 | 118,830 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,726 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,948 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,992 |
| Guerrillas by Country | 0 | - | 4.40 | 41,236 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,065 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,001 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,294 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,451 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,896 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,450 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,294 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,215 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,904 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,765 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,911 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,586 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,828 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,922 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,933 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,641 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 74,871 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,720 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,864 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,240 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,540 |
| Largest Countries By Category | 0 | - | 4.97 | 158,920 |
| Countries by Countries | 0 | - | 4.96 | 63,679 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,303 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,419 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,683 |
| Merged Country Flags | 0 | - | 4.88 | 107,407 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,103 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,926 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,457 |
| Colourful Countries of the World | 0 | - | 4.99 | 60,179 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,131 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,733 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,498 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,993 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,824 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,624 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,187 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,184 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,591 |
| Longest International Borders | 0 | - | 4.99 | 265,863 |
| Countries with Three Borders | 0 | - | 4.96 | 36,790 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,370 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,512 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,745 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,689 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,420 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,695 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,906 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.81 | 55,222 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,187 |
| Demonym of Every Country | 0 | - | 4.90 | 61,523 |
| People Born on Islands | 0 | - | 4.39 | 53,068 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,750 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,222 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,333 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,590 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,780 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,900 |
| Island Countries | 0 | - | 4.99 | 712,692 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,158 |
| Northernmost Countries | 0 | - | 4.99 | 364,192 |
| Countries of South America | 0 | - | 5.00 | 933,172 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,063 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,413 |
| "Land" Countries | 0 | - | 4.98 | 338,486 |
| Top World Languages | 0 | - | 4.92 | 830,246 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,780 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,180 |
| Countries in World War I | 0 | - | 4.88 | 229,229 |
