| Independence from Whom | 0 | - | 4.99 | 209,609 |
| Subdivisions by Country | 0 | - | 4.86 | 50,052 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,690 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,975 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,847 |
| Countries by Founding Story | 0 | - | 4.95 | 76,499 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,127 |
| Cities by Former Name | 0 | - | 4.84 | 90,937 |
| Recently Independent Countries | 0 | - | 4.98 | 157,945 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,441 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,070 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,773 |
| Countries by Former Name | 0 | - | 4.99 | 124,246 |
| Historical City to Country | 0 | - | 4.84 | 78,114 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,451 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,241 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,236 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,813 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,708 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,820 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,262 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,680 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,485 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,847 |
| Countries of Europe before World War II with a Map | 0 | - | 4.94 | 52,257 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,882 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,255 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,319 |
| Former Flags | 0 | - | 4.97 | 106,635 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,761 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,127 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,656 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,588 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,711 |
| Ancient City to Country | 0 | - | 4.70 | 107,593 |
| City-States | 0 | - | 4.53 | 37,088 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,475 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,956 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,221 |
| Countries by Independence Day | 0 | - | 4.56 | 52,596 |
| Former Countries by Capital | 0 | - | 4.45 | 127,025 |
| Former Countries | 0 | - | 4.75 | 132,666 |
| Regions of New Zealand | 0 | - | 4.85 | 28,120 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,893 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,894,931 |
| Landlocked Countries | 0 | - | 4.99 | 413,316 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,993 |
| Battle to Country | 0 | - | 4.91 | 52,492 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,130 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,171 |
| States of India | 0 | - | 4.94 | 189,923 |
| Japanese Prefectures | 0 | - | 4.98 | 134,478 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,098 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,884 |
| Provinces of Turkey | 0 | - | 4.95 | 200,857 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,907 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,877 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,378 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,335 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,063 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,144 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,964 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,555 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,907 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,006 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,009 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,120 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,491 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,452 |
| Himalayan Countries | 0 | - | 4.95 | 135,237 |
| Andean Countries | 0 | - | 4.94 | 82,765 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,179 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,118 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,848 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,553 |
| Danube Countries | 0 | - | 4.97 | 71,048 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,717 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,505 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,403 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,329 |
| European Landlocked Countries | 0 | - | 4.99 | 145,719 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,149 |
| Countries with the Most Species | 0 | - | 4.99 | 95,228 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,638 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,292 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,941 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,549 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,922 |
| Countries in the Alps | 0 | - | 4.86 | 116,772 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,527 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,192 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,986 |
| Guerrillas by Country | 0 | - | 4.40 | 40,943 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,393 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,117 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,972 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,535 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,727 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,129 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,093 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,024 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,185 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,025 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,389 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,420 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,724 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,004 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,612 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,240 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,737 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,108 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,543 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,577 |
| Largest Countries By Category | 0 | - | 4.97 | 156,703 |
| Countries by Countries | 0 | - | 4.96 | 62,232 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,331 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,952 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,318 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,672 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,564 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,077 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,724 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,992 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,679 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,474 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,525 |
| States of Mexico | 0 | - | 4.95 | 173,270 |
| States of Brazil | 0 | - | 4.98 | 86,318 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,224 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,906 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,429 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,323 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,595 |
| Longest International Borders | 0 | - | 4.99 | 263,492 |
| Countries with Three Borders | 0 | - | 4.96 | 36,168 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,585 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,644 |
| Famous Immigrants and Exiles | 0 | - | 4.48 | 20,433 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,541 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,827 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,203 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,849 |
| Demonym of Every Country | 0 | - | 4.91 | 58,616 |
| People Born on Islands | 0 | - | 4.39 | 52,740 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,205 |
| WWII Geography | 0 | - | 4.81 | 119,312 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,377 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,008 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,488 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,344 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,019 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,637 |
| Island Countries | 0 | - | 4.99 | 707,492 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 45,127 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.77 | 32,923 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,074 |
| Northernmost Countries | 0 | - | 4.99 | 357,555 |
| Countries of South America | 0 | - | 5.00 | 914,185 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,786 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,204 |
| "Land" Countries | 0 | - | 4.98 | 333,559 |
| Top World Languages | 0 | - | 4.92 | 812,735 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,823 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,925 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,155 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,451 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,000 |
| Countries with Megacities | 0 | - | 4.99 | 246,536 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,921 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,800 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,373 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,760 |
| Home Cities in History #1 | 0 | - | 4.04 | 16,522 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,698 |
| Find the City #1 | 0 | - | 4.97 | 42,078 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,888 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,617 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,572 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,558 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,351 |
| Countries by Capital City | 0 | - | 5.00 | 66,571 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,291 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,872 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,392 |
| Moved Capital Cities | 0 | - | 4.96 | 73,559 |
| Countries by Official Language | 0 | - | 4.95 | 192,707 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,041 |
| Countries in their Native Language | 0 | - | 4.99 | 196,566 |
| Countries in World War I | 0 | - | 4.88 | 226,554 |
| Megadiverse Countries | 0 | - | 4.97 | 133,867 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,358 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,739 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,904 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,407 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
