| Island Countries | 0 | - | 4.99 | 713,246 |
| Independence from Whom | 0 | - | 4.99 | 213,564 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,768 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,861 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,564 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,966 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,383 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,222 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 72,016 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,347 |
| Countries by Founding Story | 0 | - | 4.95 | 77,954 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,255 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,625 |
| Cities by Former Name | 0 | - | 4.83 | 92,229 |
| Recently Independent Countries | 0 | - | 4.98 | 160,594 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,299 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,233 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,621 |
| Countries by Former Name | 0 | - | 4.99 | 126,046 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,513 |
| Historical City to Country | 0 | - | 4.85 | 79,124 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,372 |
| Boundary Waters | 0 | - | 4.92 | 88,874 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,493 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,912 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,650 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,113 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,129 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,224 |
| Warsaw Pact Countries | 0 | - | 4.83 | 85,021 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,853 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,896 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 58,027 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,403 |
| Former Flags | 0 | - | 4.97 | 108,896 |
| Most Populous Islands | 0 | - | 4.80 | 123,489 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,413 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,691 |
| Ancient City to Country | 0 | - | 4.72 | 108,424 |
| City-States | 0 | - | 4.53 | 37,446 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,869 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,368 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,700 |
| Countries by Independence Day | 0 | - | 4.62 | 52,888 |
| Former Countries by Capital | 0 | - | 4.45 | 127,921 |
| Former Countries | 0 | - | 4.77 | 134,356 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,012,522 |
| Landlocked Countries | 0 | - | 4.99 | 427,795 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,653 |
| Battle to Country | 0 | - | 4.91 | 54,170 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 593,401 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 46,019 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,559 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,655 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,283 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,110 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,094 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,795 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,023 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,575 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,246 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,279 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,178 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,297 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,808 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,599 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,166 |
| Himalayan Countries | 0 | - | 4.93 | 141,050 |
| Andean Countries | 0 | - | 4.94 | 85,914 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,025 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,651 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,573 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,773 |
| Danube Countries | 0 | - | 4.97 | 72,618 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,885 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,027 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,553 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,023 |
| European Landlocked Countries | 0 | - | 4.99 | 147,829 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,619 |
| Countries with the Most Species | 0 | - | 4.99 | 103,675 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,980 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,729 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,836 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,978 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,967 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,713 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,180 |
| Countries in the Alps | 0 | - | 4.87 | 119,060 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,141 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,264 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,100 |
| Guerrillas by Country | 0 | - | 4.40 | 41,264 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,226 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,198 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,435 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,648 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,040 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,541 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,311 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,357 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,984 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,856 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,978 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,715 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,968 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,069 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,280 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,771 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,834 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,920 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,595 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,664 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,648 |
| Largest Countries By Category | 0 | - | 4.97 | 159,203 |
| Countries by Countries | 0 | - | 4.97 | 63,863 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,538 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,462 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,720 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,841 |
| Merged Country Flags | 0 | - | 4.88 | 107,562 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,651 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,609 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,301 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,816,162 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,645 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,036 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,932 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,672 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,292 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,558 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,700 |
| Longest International Borders | 0 | - | 4.99 | 266,096 |
| Countries with Three Borders | 0 | - | 4.96 | 36,862 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,454 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,597 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,799 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,434 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,765 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,139 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,220 |
| Demonym of Every Country | 0 | - | 4.90 | 61,703 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,572 |
| Islands by Picture | 0 | - | 4.28 | 108,034 |
| Islands by Wikipedia Descriptions | 0 | - | 4.54 | 37,559 |
| Name a Valid Island | 0 | - | 4.80 | 69,633 |
| Island Superlatives | 0 | - | 4.57 | 34,752 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,419 |
| WWII Geography | 0 | - | 4.81 | 121,561 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 48,100 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,242 |
| "Second Best" Geography Edition #1 | 0 | - | 4.56 | 63,776 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,110 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,679 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,209 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,691 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,934 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,792 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,825 |
| Northernmost Countries | 0 | - | 4.99 | 364,871 |
| Countries of South America | 0 | - | 5.00 | 935,031 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,489 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,894,942 |
| "Land" Countries | 0 | - | 4.98 | 339,196 |
| Top World Languages | 0 | - | 4.92 | 832,247 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,242 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,855 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,859 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 87,080 |
| Islands A-Z | 0 | - | 4.46 | 132,095 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,796 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,202 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,677 |
| Countries with Megacities | 0 | - | 4.99 | 268,219 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,311 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,419 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,655 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,539 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 52,157 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,623 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,596 |
| Find the City #1 | 0 | - | 4.97 | 43,470 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,666 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,149 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,428 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,562 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,521 |
| Countries by Capital City | 0 | - | 5.00 | 69,751 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,254 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,421 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,029 |
| Moved Capital Cities | 0 | - | 4.96 | 74,771 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,888 |
| Countries by Official Language | 0 | - | 4.95 | 196,348 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,108 |
| Countries in their Native Language | 0 | - | 4.99 | 200,055 |
| Subdivisions by Country | 0 | - | 4.87 | 50,683 |
| Countries in World War I | 0 | - | 4.88 | 229,535 |
| Megadiverse Countries | 0 | - | 4.96 | 149,828 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,863 |
