| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.95 | 40,692 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,723 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,529 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,873 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,310 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,168 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,500 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,163 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,865 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,149 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,941 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,292 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,610 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,763 |
| Find the City #1 | 0 | - | 4.97 | 42,107 |
| Independence from Whom | 0 | - | 4.99 | 209,687 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,745 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,998 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,010 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,581 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,664 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 110,977 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 63,116 |
| Countries by Founding Story | 0 | - | 4.95 | 76,535 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 144,691 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.84 | 76,313 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,238 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 115,082 |
| 407 Islands on the World Map | 0 | - | 4.99 | 34,694 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,801,091 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,704 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,558 |
| Cities by Former Name | 0 | - | 4.84 | 90,973 |
| World Capitals by Map | 0 | - | 5.00 | 283,211 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,672 |
| Recently Independent Countries | 0 | - | 4.98 | 157,986 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 125,038 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 61,757 |
| Countries by Former Name | 0 | - | 4.99 | 124,286 |
| Historical City to Country | 0 | - | 4.84 | 78,126 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,279 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,179 |
| African East Coast | 0 | - | 4.96 | 95,055 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,842 |
| Pixelated World Map | 0 | - | 5.00 | 142,436 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,272 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,349 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 79,966 |
| Former Flags | 0 | - | 4.97 | 106,694 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,601 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,828 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,660 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,771 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,720 |
| Boundary Waters | 0 | - | 4.92 | 88,042 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,816 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,285 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,296 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,838 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,735 |
| Ancient City to Country | 0 | - | 4.70 | 107,609 |
| City-States | 0 | - | 4.53 | 37,097 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,481 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,964 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,239 |
| Countries by Independence Day | 0 | - | 4.56 | 52,610 |
| Former Countries by Capital | 0 | - | 4.45 | 127,047 |
| Former Countries | 0 | - | 4.75 | 132,704 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,368 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,037 |
| Battle to Country | 0 | - | 4.91 | 52,526 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,198 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 231,941 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,278 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,992 |
| Seas on the World Map | 0 | - | 4.96 | 133,820 |
| Seas of the World | 0 | - | 5.00 | 154,355 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 173,927 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,900 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,473 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,949 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,428 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,419 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,113 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,021 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,918,753 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,017 |
| Landlocked Countries | 0 | - | 4.99 | 413,600 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,962 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,160 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,089 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,901 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,287 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,156 |
| WWII Geography | 0 | - | 4.81 | 119,351 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,162 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,998 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,620 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,985 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,011 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,130 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,371 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,579 |
| Himalayan Countries | 0 | - | 4.95 | 135,345 |
| Andean Countries | 0 | - | 4.94 | 82,822 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,208 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,205 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,896 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,606 |
| Danube Countries | 0 | - | 4.97 | 71,080 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,763 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,538 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,477 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,393 |
| European Landlocked Countries | 0 | - | 4.99 | 145,751 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,211 |
| Countries with the Most Species | 0 | - | 4.99 | 95,241 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,645 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,337 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,369 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,957 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,576 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,951 |
| Countries in the Alps | 0 | - | 4.86 | 116,820 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,561 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,252 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,004 |
| Guerrillas by Country | 0 | - | 4.40 | 40,951 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,418 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,158 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,002 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,574 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,745 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,288 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,096 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,047 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,194 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,041 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,403 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,453 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,747 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,751 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,059 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,639 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,254 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,768 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,282 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,671 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,600 |
| Largest Countries By Category | 0 | - | 4.97 | 156,757 |
| Countries by Countries | 0 | - | 4.96 | 62,255 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,383 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,331 |
| Merged Country Flags | 0 | - | 4.88 | 106,014 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,678 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,578 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,098 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,052 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,762 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,534 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,712 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,485 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,555 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,232 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,443 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,410 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,618 |
| Longest International Borders | 0 | - | 4.99 | 263,543 |
| Countries with Three Borders | 0 | - | 4.96 | 36,180 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,599 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,667 |
| Famous Immigrants and Exiles | 0 | - | 4.48 | 21,478 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,510 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,142 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,374 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,496 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,288 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,860 |
| Demonym of Every Country | 0 | - | 4.91 | 58,643 |
| People Born on Islands | 0 | - | 4.39 | 52,746 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,925 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,015 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,074 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,461 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,111 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,842 |
| Island Countries | 0 | - | 4.99 | 707,618 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,428 |
| Northernmost Countries | 0 | - | 4.99 | 357,716 |
| Countries of South America | 0 | - | 5.00 | 914,710 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,402 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,281 |
| "Land" Countries | 0 | - | 4.98 | 333,650 |
| Top World Languages | 0 | - | 4.92 | 813,138 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,945 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,591 |
| Countries in World War I | 0 | - | 4.88 | 226,616 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,411 |
