| Warsaw Pact Countries | 0 | - | 4.83 | 84,690 |
| Recently Independent Countries | 0 | - | 4.98 | 160,330 |
| Independence from Whom | 0 | - | 4.99 | 213,031 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,417 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,839 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,102 |
| Countries by Founding Story | 0 | - | 4.95 | 77,786 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,134 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,822 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,320 |
| Cities by Former Name | 0 | - | 4.83 | 92,035 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,944 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,730 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,122 |
| Countries by Former Name | 0 | - | 4.99 | 125,807 |
| Countries with the Most Borders | 0 | - | 4.97 | 390,545 |
| Historical City to Country | 0 | - | 4.85 | 79,014 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,901 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,337 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,658 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,745 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,883 |
| Countries Settled by Vikings | 0 | - | 4.92 | 122,074 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,553 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,737 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,867 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 54,141 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,414 |
| Former Flags | 0 | - | 4.97 | 108,565 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,251 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,247 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,576 |
| Cold War Decoder | 0 | - | 4.83 | 52,638 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,798 |
| Ancient City to Country | 0 | - | 4.70 | 108,335 |
| City-States | 0 | - | 4.53 | 37,399 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,810 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,224 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,570 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 227,893 |
| Countries by Independence Day | 0 | - | 4.62 | 52,859 |
| Former Countries by Capital | 0 | - | 4.45 | 127,804 |
| Former Countries | 0 | - | 4.77 | 134,215 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,474 |
| Battle to Country | 0 | - | 4.91 | 53,943 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,175 |
| European Countries with One Border | 0 | - | 4.97 | 183,771 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,507 |
| Random Countries by Borders | 0 | - | 4.99 | 83,077 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,882 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,347 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,343 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,741 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,820 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,553 |
| Boundary Waters | 0 | - | 4.92 | 88,758 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,409 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,692 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,334 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,953 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,955 |
| Countries Most Affected by the 2004 Tsunami | 0 | - | 4.01 | 19,664 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,602 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,868 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,457 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,590 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 387,790 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,674 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,508 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,724 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,262 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,869,201 |
| Landlocked Countries | 0 | - | 4.99 | 425,676 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 588,015 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 43,680 |
| WWII Geography | 0 | - | 4.81 | 121,016 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,164 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,492 |
| World Capitals Quiz | 0 | - | 5.00 | 5,105,255 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,951 |
| Guerrillas by Country | 0 | - | 4.40 | 41,232 |
| Longest Uninterrupted Democracies | 0 | - | 4.04 | 33,286 |
| Most Recent Country To ... | 0 | - | 4.33 | 55,891 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,256 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,610 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,999 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,938 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,697 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 356,672 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 417,794 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,052 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,877 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,827 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,096 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,130 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,178 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,780 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,077 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,914 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,877 |
| Famous Immigrants and Exiles | 0 | - | 4.46 | 23,728 |
| People Born on Islands | 0 | - | 4.39 | 53,059 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,919 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,384 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,965 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,991 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,309 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,245 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,651 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,631 |
| Island Countries | 0 | - | 4.99 | 712,520 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,180 |
| Himalayan Countries | 0 | - | 4.93 | 140,179 |
| Andean Countries | 0 | - | 4.94 | 85,402 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,550 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,942 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,127 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,401 |
| Countries in World War I | 0 | - | 4.88 | 229,122 |
| Danube Countries | 0 | - | 4.97 | 72,365 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,573 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,822 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,088 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,581 |
| European Landlocked Countries | 0 | - | 4.99 | 147,592 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,275 |
| Countries with the Most Species | 0 | - | 4.99 | 103,552 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 230,107 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,384 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,878 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,833 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,569 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,000 |
| Countries in the Alps | 0 | - | 4.87 | 118,750 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,589 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,834 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,951 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,012 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,935 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,238 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,381 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,846 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,410 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,160 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,859 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,736 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,546 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,975 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,773 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,874 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,801 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,597 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 67,340 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,650 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,637 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,108 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,494 |
| Largest Countries By Category | 0 | - | 4.97 | 158,842 |
| Countries by Countries | 0 | - | 4.96 | 63,628 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,241 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,397 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,664 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.77 | 45,830 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.78 | 33,680 |
| All Countries by Population With a Map | 0 | - | 4.98 | 110,938 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,418 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,096 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,576 |
| Northernmost Countries | 0 | - | 4.99 | 363,933 |
| Countries of South America | 0 | - | 5.00 | 932,517 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,091 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,836 |
| "Land" Countries | 0 | - | 4.98 | 338,350 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,351 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,449 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,981 |
| Top World Languages | 0 | - | 4.92 | 829,634 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,792 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,614 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,165 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,060 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,564 |
| Longest International Borders | 0 | - | 4.99 | 265,803 |
| Countries with Three Borders | 0 | - | 4.96 | 36,766 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,344 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,489 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,751 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,176 |
| Demonym of Every Country | 0 | - | 4.90 | 61,467 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,727 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,975 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 27,156 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,120 |
| Countries with Megacities | 0 | - | 4.99 | 267,043 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,816 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,117 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,134 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,226 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 51,957 |