| Island Countries Quiz | 0 | - | 4.99 | 639,371 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 106,087 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,209 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,574 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,822 |
| Islands by Shape #2 | 0 | - | 4.87 | 44,784 |
| 407 Islands on the World Map | 0 | - | 4.98 | 27,532 |
| Boundary Waters | 0 | - | 4.93 | 80,518 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 73,951 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 29,841 |
| Islands With the Highest Elevation | 0 | - | 4.58 | 16,995 |
| Most Populous Islands | 0 | - | 4.71 | 112,142 |
| Islands by Largest City #1 | 0 | - | 4.48 | 81,958 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 318,347 |
| Largest World's Islands on the World Map | 0 | - | 4.65 | 153,852 |
| People Born on Islands | 0 | - | 4.43 | 39,912 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,533,736 |
| World Geography on a Map #1 | 0 | - | 4.93 | 66,916 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,334 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 108,969 |
| Countries on the Equator | 0 | - | 4.83 | 133,035 |
| Members of the Arab League | 0 | - | 4.82 | 59,613 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,360 |
| Himalayan Countries | 0 | - | 4.95 | 102,731 |
| Andean Countries | 0 | - | 4.90 | 57,089 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,936 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,640 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,984 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,613 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,809 |
| Danube Countries | 0 | - | 4.97 | 56,394 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,435 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,629 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,474 |
| Countries with the Worst Passports | 0 | - | 4.87 | 48,874 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,488 |
| European Landlocked Countries | 0 | - | 4.99 | 114,885 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,839 |
| Countries with the Most Species | 0 | - | 4.99 | 89,111 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,915 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,477 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,842 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,827 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,155 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,493 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,748 |
| Countries in the Alps | 0 | - | 4.83 | 101,951 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,759 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,977 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,183 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,802 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,443 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,136 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,133 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,810 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,098 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,230 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,973 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,365 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,445 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,046 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,556 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,048 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,800 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,002 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,012 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 193,278 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,608 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,006 |
| Largest Countries By Category | 0 | - | 4.96 | 144,028 |
| Countries by Countries | 0 | - | 4.96 | 54,178 |
| Country Flags with the Most White | 0 | - | 4.90 | 107,819 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,426 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,481 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 133,486 |
| Western Europe Map Quiz | 0 | - | 4.86 | 88,877 |
| Tourist Attraction by Negative Review | 0 | - | 4.90 | 59,242 |
| Who Controls It? #1 | 0 | - | 4.84 | 45,289 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 180,274 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 110,266 |
| Longest International Borders | 0 | - | 4.99 | 232,953 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 35,495 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 39,447 |
| Demonym of Every Country | 0 | - | 4.91 | 48,926 |
| Islands by Largest City #2 | 0 | - | 4.72 | 26,627 |
| World Capitals Quiz | 0 | - | 5.00 | 4,465,847 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,027,173 |
| Largest Arctic Islands with a Map | 0 | - | 4.44 | 19,034 |
| Islands by Shape #1 | 0 | - | 4.27 | 71,393 |
| Islands by Picture | 0 | - | 4.31 | 90,385 |
| Countries with Three Borders | 0 | - | 4.96 | 30,975 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,371,319 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,905 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 352,302 |
| Biggest Countries by Area | 0 | - | 5.00 | 926,014 |
| Northernmost Countries | 0 | - | 4.99 | 325,580 |
| Countries of South America | 0 | - | 5.00 | 784,950 |
| Countries of Oceania | 0 | - | 5.00 | 883,698 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,115,105 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,554,833 |
| Top World Languages | 0 | - | 4.91 | 700,251 |
| Analogies of Countries #1 | 0 | - | 4.84 | 49,979 |
| Pacific Ocean General Knowledge | 0 | - | 4.59 | 26,714 |
| Largest Deserts in the World | 0 | - | 4.02 | 41,093 |
| Five Letter Geography #4 | 0 | - | 4.84 | 65,188 |
| World Map Divided into Regions | 0 | - | 4.17 | 34,958 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 76,154 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,397 |
| Countries with Megacities | 0 | - | 4.99 | 195,088 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,743 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,006 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,891 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,860 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,498 |
| Global Cities on a World Map | 0 | - | 4.93 | 90,800 |
| Northernmost Capital Cities | 0 | - | 4.98 | 93,242 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,225 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 33,877 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 89,939 |
| Same Letter Country and Capital | 0 | - | 4.99 | 126,258 |
| Countries by Capital City | 0 | - | 4.99 | 48,503 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,409 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 100,024 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 72,317 |
| Moved Capital Cities | 0 | - | 4.94 | 51,972 |
| Countries by Official Language | 0 | - | 4.95 | 153,655 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 247,104 |
| Countries in their Native Language | 0 | - | 4.98 | 177,168 |
| Independence from Whom | 0 | - | 4.99 | 183,979 |
| Subdivisions by Country | 0 | - | 4.82 | 46,229 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 112,429 |
| Megadiverse Countries | 0 | - | 4.96 | 124,843 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,136 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,158 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,798 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,007 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,392 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,036 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 43,106 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,882 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,440 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,531 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,009 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 80,478 |
| World Map Quiz | 0 | - | 4.90 | 48,275 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,857 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,530 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,242 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,203 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,889 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,652 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,970 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,611 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,396 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,929 |
| Widest Countries East to West | 0 | - | 4.93 | 118,815 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,706 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,020 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,148 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,888 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,212 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,623 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,292 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,887 |
| Countries with Double Letters | 0 | - | 4.96 | 67,206 |
| Countries that End in N | 0 | - | 4.94 | 131,656 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 228,356 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,915 |
| Countries with W | 0 | - | 4.97 | 121,899 |
| Countries with Z | 0 | - | 4.98 | 243,057 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,792 |
| Countries That End in U | 0 | - | 4.94 | 107,111 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,523 |
| Countries that End in O | 0 | - | 4.92 | 146,510 |
| Countries that End in R | 0 | - | 4.86 | 96,198 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,946 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,169 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,020 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,693 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,634 |
| Countries That End in Y | 0 | - | 4.90 | 160,936 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,812 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 119,967 |
| Countries that End in I | 0 | - | 4.92 | 114,217 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,599 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,897 |
| Countries That End in NIA | 0 | - | 4.93 | 100,403 |
| Countries That End in BIA | 0 | - | 4.91 | 125,466 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 152,515 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,152 |
| Countries That End in RIA | 0 | - | 4.89 | 100,538 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 99,856 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 199,031 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 118,813 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 109,629 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 76,531 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 91,648 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 96,054 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 42,453 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 39,929 |
