| Independence from Whom | 0 | - | 4.99 | 209,658 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,724 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,990 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,915 |
| Countries by Founding Story | 0 | - | 4.95 | 76,522 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,158 |
| Cities by Former Name | 0 | - | 4.84 | 90,959 |
| Recently Independent Countries | 0 | - | 4.98 | 157,976 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,480 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,136 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,828 |
| Countries by Former Name | 0 | - | 4.99 | 124,270 |
| Historical City to Country | 0 | - | 4.84 | 78,122 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,469 |
| Boundary Waters | 0 | - | 4.92 | 88,036 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,807 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,270 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,272 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,828 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,725 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,830 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,270 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,709 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,513 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,866 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,295 |
| Former Flags | 0 | - | 4.97 | 106,669 |
| Ancient City to Country | 0 | - | 4.70 | 107,599 |
| City-States | 0 | - | 4.53 | 37,094 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,479 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,961 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,233 |
| Countries by Independence Day | 0 | - | 4.56 | 52,604 |
| Former Countries by Capital | 0 | - | 4.45 | 127,038 |
| Former Countries | 0 | - | 4.75 | 132,689 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,910,207 |
| Landlocked Countries | 0 | - | 4.99 | 413,490 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,027 |
| Battle to Country | 0 | - | 4.91 | 52,510 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,694 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,192 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,931 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,407 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,395 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,103 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,155 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,990 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,600 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,956 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,010 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,014 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,127 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,695 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,537 |
| Himalayan Countries | 0 | - | 4.95 | 135,317 |
| Andean Countries | 0 | - | 4.94 | 82,805 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,201 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,168 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,876 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,584 |
| Danube Countries | 0 | - | 4.97 | 71,067 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,745 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,525 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,447 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,370 |
| European Landlocked Countries | 0 | - | 4.99 | 145,740 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,185 |
| Countries with the Most Species | 0 | - | 4.99 | 95,235 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,643 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,321 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,951 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,569 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,943 |
| Countries in the Alps | 0 | - | 4.86 | 116,801 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,549 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,239 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,996 |
| Guerrillas by Country | 0 | - | 4.40 | 40,948 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,408 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,143 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,987 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,559 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,742 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,221 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,093 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,040 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,037 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,399 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,445 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,730 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,743 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,037 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,628 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,251 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,758 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,222 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,644 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,597 |
| Largest Countries By Category | 0 | - | 4.97 | 156,739 |
| Countries by Countries | 0 | - | 4.96 | 62,247 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,361 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,959 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,329 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,697 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,642 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,092 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,757 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,667 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,701 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,482 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,542 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,227 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,437 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,383 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,613 |
| Longest International Borders | 0 | - | 4.99 | 263,528 |
| Countries with Three Borders | 0 | - | 4.96 | 36,174 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,596 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,662 |
| Famous Immigrants and Exiles | 0 | - | 4.48 | 21,014 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,555 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,877 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,257 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,855 |
| Demonym of Every Country | 0 | - | 4.91 | 58,634 |
| People Born on Islands | 0 | - | 4.39 | 52,745 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,210 |
| WWII Geography | 0 | - | 4.81 | 119,331 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,391 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 26,586 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,025 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,756 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,803 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,080 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,786 |
| Island Countries | 0 | - | 4.99 | 707,573 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,147 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,938 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,322 |
| Northernmost Countries | 0 | - | 4.99 | 357,665 |
| Countries of South America | 0 | - | 5.00 | 914,512 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,222 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,961 |
| "Land" Countries | 0 | - | 4.98 | 333,618 |
| Top World Languages | 0 | - | 4.92 | 812,996 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,940 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,158 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,487 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,126 |
| Countries with Megacities | 0 | - | 4.99 | 246,777 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,048 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,927 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,474 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,815 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 50,597 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,524 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,746 |
| Find the City #1 | 0 | - | 4.97 | 42,098 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,929 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,644 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,592 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,604 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,420 |
| Countries by Capital City | 0 | - | 5.00 | 66,624 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,316 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,899 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,404 |
| Moved Capital Cities | 0 | - | 4.96 | 73,580 |
| Countries by Official Language | 0 | - | 4.95 | 192,750 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,089 |
| Countries in their Native Language | 0 | - | 4.99 | 196,611 |
| Subdivisions by Country | 0 | - | 4.86 | 50,063 |
| Countries in World War I | 0 | - | 4.88 | 226,592 |
| Megadiverse Countries | 0 | - | 4.97 | 133,890 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,386 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,776 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,915 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,424 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,855 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,637 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,135 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,209 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,738 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,544 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,407 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,483 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,493 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,660 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,014 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,996 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,547 |
| World Map Quiz | 0 | - | 4.81 | 63,489 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,609 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,318 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 110,957 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 63,103 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 141,471 |
