| Independence from Whom | 0 | - | 4.99 | 209,434 |
| Subdivisions by Country | 0 | - | 4.86 | 50,030 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,577 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,937 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,582 |
| Countries by Founding Story | 0 | - | 4.95 | 76,440 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,077 |
| Cities by Former Name | 0 | - | 4.84 | 90,858 |
| Recently Independent Countries | 0 | - | 4.98 | 157,853 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,289 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 192,853 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,553 |
| Countries by Former Name | 0 | - | 4.99 | 124,136 |
| Historical City to Country | 0 | - | 4.84 | 78,080 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,404 |
| Boundary Waters | 0 | - | 4.92 | 87,989 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,118 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,754 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,641 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,743 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,237 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,588 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,409 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,801 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,150 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,832 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,200 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,273 |
| Former Flags | 0 | - | 4.97 | 106,513 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,484 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,004 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,574 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,557 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,202 |
| Ancient City to Country | 0 | - | 4.70 | 107,547 |
| City-States | 0 | - | 4.53 | 37,069 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,456 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,935 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,194 |
| Countries by Independence Day | 0 | - | 4.56 | 52,582 |
| Former Countries by Capital | 0 | - | 4.45 | 126,956 |
| Former Countries | 0 | - | 4.75 | 132,582 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,503 |
| Landlocked Countries | 0 | - | 4.99 | 412,829 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,904 |
| Battle to Country | 0 | - | 4.91 | 52,420 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 550,480 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,127 |
| States of India | 0 | - | 4.94 | 189,648 |
| Japanese Prefectures | 0 | - | 4.98 | 134,237 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,046 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,547 |
| Provinces of Turkey | 0 | - | 4.95 | 199,880 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,776 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,746 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,280 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,223 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 69,973 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,894 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| Cities by Founder and Date | 0 | - | 4.56 | 28,995 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,001 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,096 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,094 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,212 |
| Himalayan Countries | 0 | - | 4.95 | 135,032 |
| Andean Countries | 0 | - | 4.94 | 82,650 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,074 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,971 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,746 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,988 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,631 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,183 |
| European Landlocked Countries | 0 | - | 4.99 | 145,660 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,036 |
| Countries with the Most Species | 0 | - | 4.99 | 95,180 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,626 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,179 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,500 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,459 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,052 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Guerrillas by Country | 0 | - | 4.40 | 40,929 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,316 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,932 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,675 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,120 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,085 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,360 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,356 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,667 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,848 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,554 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,196 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,802 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,343 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,529 |
| Largest Countries By Category | 0 | - | 4.97 | 156,597 |
| Countries by Countries | 0 | - | 4.96 | 62,157 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,199 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,929 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,304 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,619 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,366 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 97,991 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,238 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,622 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,454 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,475 |
| States of Mexico | 0 | - | 4.95 | 172,998 |
| States of Brazil | 0 | - | 4.98 | 86,177 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,211 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,754 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,399 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,119 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,538 |
| Longest International Borders | 0 | - | 4.99 | 263,355 |
| Countries with Three Borders | 0 | - | 4.96 | 36,127 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,550 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,597 |
| Famous Immigrants and Exiles | 0 | - | 4.48 | 20,429 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,488 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,693 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,088 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,827 |
| Demonym of Every Country | 0 | - | 4.91 | 58,559 |
| People Born on Islands | 0 | - | 4.39 | 52,717 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,200 |
| WWII Geography | 0 | - | 4.81 | 119,247 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,335 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 62,976 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,966 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,741 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,807 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,955 |
| Island Countries | 0 | - | 4.99 | 707,206 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,085 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,888 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,254 |
| Northernmost Countries | 0 | - | 4.99 | 357,202 |
| Countries of South America | 0 | - | 5.00 | 913,262 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,437 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,844,841 |
| "Land" Countries | 0 | - | 4.98 | 333,401 |
| Top World Languages | 0 | - | 4.92 | 811,879 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,494 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,886 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,122 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,369 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,132 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,763 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,515 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,560 |
| Find the City #1 | 0 | - | 4.96 | 42,021 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,803 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,556 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,505 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,471 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,197 |
| Countries by Capital City | 0 | - | 5.00 | 66,441 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,217 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,799 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,329 |
| Moved Capital Cities | 0 | - | 4.96 | 73,503 |
| Countries by Official Language | 0 | - | 4.95 | 192,576 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,846 |
| Countries in their Native Language | 0 | - | 4.99 | 196,454 |
| Countries in World War I | 0 | - | 4.88 | 226,006 |
| Megadiverse Countries | 0 | - | 4.97 | 133,827 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,216 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,636 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,874 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,369 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,830 |
