| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,831 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,080 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,144 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,855 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,100 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,726 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,399 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,080 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,019 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,719 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,295 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,156 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,522 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,976 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,397 |
| Find the City #1 | 0 | - | 4.97 | 42,459 |
| Independence from Whom | 0 | - | 4.99 | 210,469 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,255 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,189 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,511 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,417 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,165 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 111,630 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,469 |
| Countries by Founding Story | 0 | - | 4.95 | 76,833 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 145,639 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.84 | 76,628 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,475 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 115,813 |
| 407 Islands on the World Map | 0 | - | 4.99 | 34,880 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,811,875 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,904 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,725 |
| Cities by Former Name | 0 | - | 4.84 | 91,225 |
| World Capitals by Map | 0 | - | 5.00 | 284,637 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,938 |
| Recently Independent Countries | 0 | - | 4.98 | 158,327 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 125,569 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,042 |
| Countries by Former Name | 0 | - | 4.99 | 124,635 |
| Historical City to Country | 0 | - | 4.84 | 78,301 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,433 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,293 |
| African East Coast | 0 | - | 4.96 | 95,463 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,066 |
| Pixelated World Map | 0 | - | 5.00 | 142,833 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,353 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,633 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,208 |
| Former Flags | 0 | - | 4.97 | 107,114 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,762 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,162 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,391 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,489 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,737 |
| Boundary Waters | 0 | - | 4.92 | 88,204 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,943 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,613 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,759 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,087 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,996 |
| Ancient City to Country | 0 | - | 4.70 | 107,776 |
| City-States | 0 | - | 4.53 | 37,168 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,572 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,025 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,313 |
| Countries by Independence Day | 0 | - | 4.61 | 52,668 |
| Former Countries by Capital | 0 | - | 4.45 | 127,226 |
| Former Countries | 0 | - | 4.75 | 132,937 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,713 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,386 |
| Battle to Country | 0 | - | 4.91 | 52,872 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,431 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 232,742 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,412 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,421 |
| Seas on the World Map | 0 | - | 4.96 | 134,667 |
| Seas of the World | 0 | - | 5.00 | 155,300 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 174,480 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,235 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,266 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,479 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,811 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,909 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,448 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,324 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,133,574 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,071 |
| Landlocked Countries | 0 | - | 4.99 | 416,268 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,811 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,312 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,140 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,269 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,782 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,498 |
| WWII Geography | 0 | - | 4.81 | 119,817 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,343 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,301 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,233 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,493 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,059 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,211 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,038 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,754 |
| Himalayan Countries | 0 | - | 4.95 | 136,347 |
| Andean Countries | 0 | - | 4.95 | 83,399 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,661 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,888 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,355 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,962 |
| Danube Countries | 0 | - | 4.97 | 71,359 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,154 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,816 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,081 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,028 |
| European Landlocked Countries | 0 | - | 4.99 | 146,086 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,699 |
| Countries with the Most Species | 0 | - | 4.99 | 100,100 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,718 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,843 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,312 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,488 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,130 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,785 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,155 |
| Countries in the Alps | 0 | - | 4.86 | 117,286 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,868 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,807 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,229 |
| Guerrillas by Country | 0 | - | 4.40 | 41,024 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,700 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,765 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,220 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,945 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,968 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,769 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,136 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,302 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,338 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,188 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,513 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,692 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,960 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,972 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,637 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,868 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,403 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,156 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,781 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,471 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,790 |
| Largest Countries By Category | 0 | - | 4.97 | 157,205 |
| Countries by Countries | 0 | - | 4.96 | 62,558 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,822 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,068 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,404 |
| Merged Country Flags | 0 | - | 4.88 | 106,295 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,594 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,659 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,364 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,293 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,049 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,737,907 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,993 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,612 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,869 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,316 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,594 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,134 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,826 |
| Longest International Borders | 0 | - | 4.99 | 264,247 |
| Countries with Three Borders | 0 | - | 4.96 | 36,330 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,763 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,849 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,081 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,548 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,312 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,614 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,799 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,504 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,940 |
| Demonym of Every Country | 0 | - | 4.91 | 58,884 |
| People Born on Islands | 0 | - | 4.39 | 52,816 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,535 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,062 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,985 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,746 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,661 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,498 |
| Island Countries | 0 | - | 4.99 | 708,687 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,886 |
| Northernmost Countries | 0 | - | 4.99 | 359,177 |
| Countries of South America | 0 | - | 5.00 | 919,161 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,023 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,432 |
| "Land" Countries | 0 | - | 4.98 | 334,347 |
| Top World Languages | 0 | - | 4.92 | 816,768 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,168 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,712 |
| Countries in World War I | 0 | - | 4.88 | 227,350 |
