| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,255 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,705 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,548 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,734 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,858 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,136 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,132 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,936 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,721 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,112 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,825 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,675 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,241 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,952 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,279 |
| Find the City #1 | 0 | - | 4.97 | 43,329 |
| Independence from Whom | 0 | - | 4.99 | 213,023 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,409 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,836 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,097 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,314 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,160 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 113,919 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,567 |
| Countries by Founding Story | 0 | - | 4.95 | 77,784 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 149,492 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.86 | 77,686 |
| Top World Languages on a Map | 0 | - | 4.94 | 103,994 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 117,583 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,605 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,848,078 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,679 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,316 |
| Cities by Former Name | 0 | - | 4.83 | 92,031 |
| World Capitals by Map | 0 | - | 5.00 | 289,272 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,812 |
| Recently Independent Countries | 0 | - | 4.98 | 160,325 |
| All Countries by Northernmost Point on Land | 0 | - | 4.90 | 127,356 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,824 |
| Countries by Former Name | 0 | - | 4.99 | 125,804 |
| Historical City to Country | 0 | - | 4.85 | 79,008 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,895 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,700 |
| African East Coast | 0 | - | 4.96 | 96,750 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,068 |
| Pixelated World Map | 0 | - | 5.00 | 144,087 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,690 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,760 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,318 |
| Former Flags | 0 | - | 4.97 | 108,555 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,395 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,675 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,598 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,580 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,582 |
| Boundary Waters | 0 | - | 4.92 | 88,756 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,407 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,685 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,329 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,947 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,948 |
| Ancient City to Country | 0 | - | 4.70 | 108,335 |
| City-States | 0 | - | 4.53 | 37,399 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,810 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,223 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,569 |
| Countries by Independence Day | 0 | - | 4.62 | 52,859 |
| Former Countries by Capital | 0 | - | 4.45 | 127,802 |
| Former Countries | 0 | - | 4.77 | 134,208 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,488 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,469 |
| Battle to Country | 0 | - | 4.91 | 53,941 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,169 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 235,457 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,906 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,998 |
| Seas on the World Map | 0 | - | 4.96 | 135,952 |
| Seas of the World | 0 | - | 5.00 | 158,409 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 176,906 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,168 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,284 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,339 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,324 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,734 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,815 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,549 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,866,110 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,261 |
| Landlocked Countries | 0 | - | 4.99 | 425,627 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 587,853 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,799 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,374 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,500 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,713 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,482 |
| WWII Geography | 0 | - | 4.81 | 120,961 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,917 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,380 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,956 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,986 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,164 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,489 |
| World Capitals Quiz | 0 | - | 5.00 | 5,104,997 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,153 |
| Himalayan Countries | 0 | - | 4.93 | 140,160 |
| Andean Countries | 0 | - | 4.94 | 85,390 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,537 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,926 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,112 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,391 |
| Danube Countries | 0 | - | 4.97 | 72,357 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,564 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,811 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,074 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,567 |
| European Landlocked Countries | 0 | - | 4.99 | 147,587 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,268 |
| Countries with the Most Species | 0 | - | 4.99 | 103,548 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,951 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,377 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,875 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,825 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,563 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,990 |
| Countries in the Alps | 0 | - | 4.87 | 118,744 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,572 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,827 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,945 |
| Guerrillas by Country | 0 | - | 4.40 | 41,231 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,007 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,930 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,234 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,376 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,836 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,407 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,286 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,155 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,855 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,732 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,888 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,542 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,769 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,870 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,787 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,596 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,801 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,641 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,608 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,101 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,490 |
| Largest Countries By Category | 0 | - | 4.97 | 158,833 |
| Countries by Countries | 0 | - | 4.96 | 63,624 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,229 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,391 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,660 |
| Merged Country Flags | 0 | - | 4.88 | 107,365 |
| All Countries by Population With a Map | 0 | - | 4.98 | 110,918 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,918 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,417 |
| Colourful Countries of the World | 0 | - | 4.99 | 60,138 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,092 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,382 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,445 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,980 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,787 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,614 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,162 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,051 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,558 |
| Longest International Borders | 0 | - | 4.99 | 265,798 |
| Countries with Three Borders | 0 | - | 4.96 | 36,763 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,343 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,488 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,728 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,682 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,377 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,639 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,856 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.81 | 55,176 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,176 |
| Demonym of Every Country | 0 | - | 4.90 | 61,464 |
| People Born on Islands | 0 | - | 4.39 | 53,058 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,280 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,215 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,159 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,555 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,638 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,603 |
| Island Countries | 0 | - | 4.99 | 712,499 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,526 |
| Northernmost Countries | 0 | - | 4.99 | 363,914 |
| Countries of South America | 0 | - | 5.00 | 932,471 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,041 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,724 |
| "Land" Countries | 0 | - | 4.98 | 338,343 |
| Top World Languages | 0 | - | 4.92 | 829,576 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,749 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,152 |
| Countries in World War I | 0 | - | 4.88 | 229,113 |
