| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,945 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,231 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,470 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,097 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,285 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,089 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,581 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,550 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,714 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,367 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.75 | 45,432 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 33,292 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,322 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,253 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,836 |
| Find the City #1 | 0 | - | 4.97 | 42,678 |
| Independence from Whom | 0 | - | 4.99 | 211,265 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,670 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,365 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,946 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,142 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,530 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 112,172 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,739 |
| Countries by Founding Story | 0 | - | 4.95 | 77,047 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 146,490 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 76,883 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,977 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.99 | 116,288 |
| 407 Islands on the World Map | 0 | - | 4.99 | 35,055 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,821,992 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,087 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,848 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| World Capitals by Map | 0 | - | 5.00 | 285,581 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,150 |
| Recently Independent Countries | 0 | - | 4.98 | 158,994 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 126,061 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.94 | 62,259 |
| Countries by Former Name | 0 | - | 4.99 | 124,902 |
| Historical City to Country | 0 | - | 4.84 | 78,428 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,598 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,408 |
| African East Coast | 0 | - | 4.96 | 95,827 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,267 |
| Pixelated World Map | 0 | - | 5.00 | 143,138 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,443 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,934 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 80,444 |
| Former Flags | 0 | - | 4.97 | 107,463 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,921 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,962 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,056 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,998 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,547 |
| Boundary Waters | 0 | - | 4.92 | 88,370 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,073 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,893 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,149 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,322 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,260 |
| Ancient City to Country | 0 | - | 4.70 | 107,925 |
| City-States | 0 | - | 4.53 | 37,227 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,081 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,380 |
| Countries by Independence Day | 0 | - | 4.61 | 52,708 |
| Former Countries by Capital | 0 | - | 4.45 | 127,358 |
| Former Countries | 0 | - | 4.75 | 133,141 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,931 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,656 |
| Battle to Country | 0 | - | 4.91 | 53,144 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,615 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 233,390 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,554 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,840 |
| Seas on the World Map | 0 | - | 4.96 | 135,117 |
| Seas of the World | 0 | - | 5.00 | 156,331 |
| Largest World's Islands on the World Map | 0 | - | 4.69 | 175,035 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,545 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,821 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,881 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,121 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,280 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,698 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,608 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,322,487 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,119 |
| Landlocked Countries | 0 | - | 4.99 | 418,748 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,614 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,443 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,213 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,608 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,229 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,776 |
| WWII Geography | 0 | - | 4.81 | 120,119 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,492 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,602 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,644 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,874 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,089 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,282 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,801 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,918 |
| Himalayan Countries | 0 | - | 4.94 | 137,348 |
| Andean Countries | 0 | - | 4.95 | 83,896 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,191 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,597 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,801 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,323 |
| Danube Countries | 0 | - | 4.97 | 71,632 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,516 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,036 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,608 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,691 |
| European Landlocked Countries | 0 | - | 4.99 | 146,749 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,101 |
| Countries with the Most Species | 0 | - | 4.99 | 102,888 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,782 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,239 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,428 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,581 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,291 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,971 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,346 |
| Countries in the Alps | 0 | - | 4.87 | 117,654 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,112 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,331 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,396 |
| Guerrillas by Country | 0 | - | 4.40 | 41,070 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,962 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,069 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,434 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,254 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,171 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,954 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,176 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,535 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,467 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,331 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,613 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,908 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,176 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,193 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,143 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,052 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,561 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,497 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,285 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,181 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,984 |
| Largest Countries By Category | 0 | - | 4.97 | 157,609 |
| Countries by Countries | 0 | - | 4.96 | 62,822 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,178 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,153 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,465 |
| Merged Country Flags | 0 | - | 4.88 | 106,567 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,453 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 21,721 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,628 |
| Colourful Countries of the World | 0 | - | 4.99 | 59,495 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,304 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,714 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,356 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,727 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,208 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,387 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,733 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,037 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,061 |
| Longest International Borders | 0 | - | 4.99 | 264,633 |
| Countries with Three Borders | 0 | - | 4.96 | 36,446 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,903 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,995 |
| Famous Immigrants and Exiles | 0 | - | 4.45 | 23,316 |
| Largest Arctic Islands with a Map | 0 | - | 4.47 | 20,580 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,522 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,917 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,097 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,674 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,004 |
| Demonym of Every Country | 0 | - | 4.91 | 59,132 |
| People Born on Islands | 0 | - | 4.39 | 52,881 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,813 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,101 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,580 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,959 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,552 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,000 |
| Island Countries | 0 | - | 4.99 | 709,668 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,858 |
| Northernmost Countries | 0 | - | 4.99 | 360,386 |
| Countries of South America | 0 | - | 5.00 | 922,666 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,729 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,835 |
| "Land" Countries | 0 | - | 4.98 | 335,756 |
| Top World Languages | 0 | - | 4.92 | 820,034 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,337 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,838 |
| Countries in World War I | 0 | - | 4.88 | 227,822 |
