| Independence from Whom | 0 | - | 4.99 | 213,083 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,457 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,859 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,122 |
| Countries by Founding Story | 0 | - | 4.95 | 77,804 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,145 |
| Cities by Former Name | 0 | - | 4.83 | 92,058 |
| Recently Independent Countries | 0 | - | 4.98 | 160,361 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,972 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,780 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,171 |
| Countries by Former Name | 0 | - | 4.99 | 125,840 |
| Historical City to Country | 0 | - | 4.85 | 79,033 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,263 |
| Boundary Waters | 0 | - | 4.92 | 88,768 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,412 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,707 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,355 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,974 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,978 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,091 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,692 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,585 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,752 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,889 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,176 |
| Former Flags | 0 | - | 4.97 | 108,595 |
| Ancient City to Country | 0 | - | 4.70 | 108,350 |
| City-States | 0 | - | 4.53 | 37,403 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,814 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,228 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,572 |
| Countries by Independence Day | 0 | - | 4.62 | 52,860 |
| Former Countries by Capital | 0 | - | 4.45 | 127,818 |
| Former Countries | 0 | - | 4.77 | 134,232 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,884,821 |
| Landlocked Countries | 0 | - | 4.99 | 425,943 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,494 |
| Battle to Country | 0 | - | 4.91 | 53,963 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 588,602 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,202 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,388 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,438 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,780 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,854 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,931 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,407 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,992 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,016 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,165 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,263 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,498 |
| World Capitals Quiz | 0 | - | 5.00 | 5,106,512 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,314 |
| Himalayan Countries | 0 | - | 4.93 | 140,280 |
| Andean Countries | 0 | - | 4.94 | 85,487 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,630 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,027 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,197 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,453 |
| Danube Countries | 0 | - | 4.97 | 72,405 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,605 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,850 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,147 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,629 |
| European Landlocked Countries | 0 | - | 4.99 | 147,615 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,317 |
| Countries with the Most Species | 0 | - | 4.99 | 103,572 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,955 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,427 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,778 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,889 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,842 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,584 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,025 |
| Countries in the Alps | 0 | - | 4.87 | 118,787 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,647 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,881 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,969 |
| Guerrillas by Country | 0 | - | 4.40 | 41,233 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,034 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,968 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,266 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,417 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,872 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,429 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,290 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,184 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,883 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,750 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,902 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,565 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,805 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,899 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,870 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,623 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 72,784 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,681 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,755 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,172 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,511 |
| Largest Countries By Category | 0 | - | 4.97 | 158,878 |
| Countries by Countries | 0 | - | 4.96 | 63,649 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,277 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,401 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,674 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,697 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,007 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,438 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,110 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,804,882 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,460 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,988 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,804 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,618 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,172 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,105 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,577 |
| Longest International Borders | 0 | - | 4.99 | 265,819 |
| Countries with Three Borders | 0 | - | 4.96 | 36,775 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,353 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,496 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,734 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,336 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,542 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,779 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,180 |
| Demonym of Every Country | 0 | - | 4.90 | 61,487 |
| People Born on Islands | 0 | - | 4.39 | 53,063 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,394 |
| WWII Geography | 0 | - | 4.81 | 121,194 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 48,019 |
| "Second Best" Geography Edition #1 | 0 | - | 4.56 | 63,679 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,464 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,688 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,713 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,733 |
| Island Countries | 0 | - | 4.99 | 712,598 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,846 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,691 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,829 |
| Northernmost Countries | 0 | - | 4.99 | 364,048 |
| Countries of South America | 0 | - | 5.00 | 932,786 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,479 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,889,536 |
| "Land" Countries | 0 | - | 4.98 | 338,406 |
| Top World Languages | 0 | - | 4.92 | 829,851 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,764 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,733 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,994 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,180 |
| Countries with Megacities | 0 | - | 4.99 | 267,153 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,867 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,137 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,178 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,252 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,972 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,606 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,315 |
| Find the City #1 | 0 | - | 4.97 | 43,346 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,365 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,978 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,210 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,238 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,157 |
| Countries by Capital City | 0 | - | 5.00 | 69,406 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,861 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,237 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,818 |
| Moved Capital Cities | 0 | - | 4.96 | 74,653 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,813 |
| Countries by Official Language | 0 | - | 4.95 | 196,011 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,653 |
| Countries in their Native Language | 0 | - | 4.99 | 199,750 |
| Subdivisions by Country | 0 | - | 4.87 | 50,619 |
| Countries in World War I | 0 | - | 4.88 | 229,158 |
| Megadiverse Countries | 0 | - | 4.96 | 135,285 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,144 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,955 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,545 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,681 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,232 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,202 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,571 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,059 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,259 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,550 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,382 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,448 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,150 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,587 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,869 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,871 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,381 |
| World Map Quiz | 0 | - | 4.81 | 65,741 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,302 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,719 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 113,967 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 64,601 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 148,078 |
