| Five Biggest Countries by Continent | 0 | - | 4.99 | 206,764 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 163,360 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 115,935 |
| Five Smallest Countries by Continent | 0 | - | 4.97 | 131,971 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 192,442 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 140,261 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 65,593 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 319,280 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 65,575 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 243,889 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 64,610 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,592,748 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 95,906 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.95 | 90,563 |
| Countries on the Equator | 0 | - | 4.83 | 133,518 |
| Members of the Arab League | 0 | - | 4.83 | 59,973 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,620 |
| Himalayan Countries | 0 | - | 4.95 | 103,032 |
| Andean Countries | 0 | - | 4.90 | 57,265 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 58,102 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,700 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,065 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,668 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,876 |
| Danube Countries | 0 | - | 4.97 | 56,427 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,461 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,661 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,582 |
| Countries with the Worst Passports | 0 | - | 4.87 | 48,934 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,592 |
| European Landlocked Countries | 0 | - | 4.99 | 114,916 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,919 |
| Countries with the Most Species | 0 | - | 4.99 | 89,126 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,979 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,514 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,868 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,885 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,193 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,807 |
| Countries in the Alps | 0 | - | 4.83 | 102,048 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,833 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,140 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,237 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,868 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,537 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,192 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,208 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,859 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,127 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,295 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,034 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,397 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,485 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,109 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,616 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,110 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,964 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,055 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,067 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 193,830 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,828 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,050 |
| Largest Countries By Category | 0 | - | 4.96 | 144,146 |
| Countries by Countries | 0 | - | 4.96 | 54,235 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,033,447 |
| Country Flags with the Most White | 0 | - | 4.92 | 120,434 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,463 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,584 |
| Five Least Guessed Countries by Continent | 0 | - | 4.96 | 80,154 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 339,181 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 352,759 |
| Island Countries Quiz | 0 | - | 4.99 | 639,900 |
| Biggest Countries by Area | 0 | - | 5.00 | 927,056 |
| Northernmost Countries | 0 | - | 4.99 | 325,799 |
| Countries of South America | 0 | - | 5.00 | 786,129 |
| Countries of Oceania | 0 | - | 5.00 | 885,238 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,120,832 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,557,496 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,568 |
| Countries with Megacities | 0 | - | 4.99 | 195,345 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 170,000 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,115 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,063 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,977 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,844 |
| Countries by Official Language | 0 | - | 4.95 | 153,802 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 247,377 |
| Countries in their Native Language | 0 | - | 4.98 | 177,298 |
| Independence from Whom | 0 | - | 4.99 | 184,240 |
| Subdivisions by Country | 0 | - | 4.82 | 46,260 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 112,606 |
| Megadiverse Countries | 0 | - | 4.96 | 124,916 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,301 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 106,140 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,185 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,315 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,866 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,162 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,443 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,625 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,170 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 43,230 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,940 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,641 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,554 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,177 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,879 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 80,757 |
| World Map Quiz | 0 | - | 4.90 | 48,407 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,957 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,703 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,327 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,311 |
| Countries With the Most Languages | 0 | - | 4.90 | 172,120 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 86,722 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 71,059 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,701 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,458 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,007 |
| Widest Countries East to West | 0 | - | 4.93 | 118,884 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,727 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,148 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,196 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,967 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,313 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,719 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,316 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,916 |
| Countries with Double Letters | 0 | - | 4.96 | 67,375 |
| Countries that End in N | 0 | - | 4.93 | 131,832 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 228,580 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,113 |
| Countries with W | 0 | - | 4.97 | 122,025 |
| Countries with Z | 0 | - | 4.98 | 243,263 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,925 |
| Countries That End in U | 0 | - | 4.94 | 107,197 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,662 |
| Countries that End in O | 0 | - | 4.92 | 146,580 |
| Countries that End in R | 0 | - | 4.86 | 96,246 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,997 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,363 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,122 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,787 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 128,749 |
| Countries That End in Y | 0 | - | 4.90 | 161,380 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,944 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,104 |
| Countries that End in I | 0 | - | 4.92 | 114,262 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,763 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,963 |
| Countries That End in NIA | 0 | - | 4.93 | 100,483 |
| Countries That End in BIA | 0 | - | 4.91 | 125,554 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 152,613 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,248 |
| Countries That End in RIA | 0 | - | 4.89 | 100,610 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 99,943 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 199,297 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 118,969 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 109,804 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 76,652 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 91,727 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 96,162 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 42,523 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 40,030 |
| Countries that End in L | 0 | - | 4.95 | 133,572 |
| "Land" Countries | 0 | - | 4.98 | 288,280 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 188,071 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.96 | 65,103 |
| City to Country Quiz #1 | 0 | - | 4.94 | 133,924 |
| City to Country Quiz #3 | 0 | - | 4.86 | 99,889 |
| 45 European Countries, 45 Cities | 0 | - | 4.94 | 71,235 |
| Five Most Guessed Countries by Continent | 0 | - | 4.96 | 153,076 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 91,782 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 82,020 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 55,705 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,304,875 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 348,026 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,043,248 |
| One Border Countries | 0 | - | 4.98 | 407,385 |
| Countries With One Word and Three A's | 0 | - | 4.84 | 30,376 |
| Five Highest HDI Countries by Continent | 0 | - | 4.50 | 52,837 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,367,688 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,442 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,599 |
| Countries by National Anthem | 0 | - | 4.94 | 61,705 |
| NATO Countries Quiz | 0 | - | 4.98 | 224,199 |
| EU Countries Quiz | 0 | - | 4.99 | 226,617 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 143,917 |
| Natural Features of Countries #1 | 0 | - | 4.85 | 77,275 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,840 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 224,813 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 216,466 |
| German-Speaking Countries | 0 | - | 4.88 | 117,248 |
| Countries with Wild Tigers | 0 | - | 4.95 | 110,448 |
| Countries with Wild Penguins | 0 | - | 4.93 | 89,804 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 128,331 |
| Top Five Countries by Religion | 0 | - | 4.91 | 140,664 |
| Solve the Secret Country #2 | 0 | - | 4.91 | 86,734 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 81,222 |
