| Countries with the Most Military Troops | 0 | - | 4.95 | 262,711 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 244,963 |
| Countries with NO Military | 0 | - | 4.96 | 55,035 |
| Countries with the Most Tanks | 0 | - | 4.85 | 80,131 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 49,625 |
| Majority Muslim Countries | 0 | - | 4.98 | 326,817 |
| NATO Countries Quiz | 0 | - | 4.98 | 254,900 |
| EU Countries Quiz | 0 | - | 4.99 | 239,671 |
| Top Five Countries by Religion | 0 | - | 4.91 | 154,806 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 136,370 |
| Countries by Number of Books Published | 0 | - | 4.94 | 67,690 |
| Countries of the World Quiz | 0 | - | 5.00 | 43,608,062 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 373,221 |
| Countries in World War I | 0 | - | 4.88 | 218,249 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 217,799 |
| Countries with the Most Christians | 0 | - | 4.92 | 130,808 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 45,284 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 69,673 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,331,807 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 79,289 |
| Buddhist Countries | 0 | - | 4.96 | 136,057 |
| Countries with the Most Millionaires | 0 | - | 4.83 | 96,672 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,404,826 |
| Sahara Desert Countries | 0 | - | 4.98 | 141,191 |
| Himalayan Countries | 0 | - | 4.95 | 118,357 |
| Andean Countries | 0 | - | 4.92 | 66,272 |
| Countries with the Oldest Median Age | 0 | - | 4.83 | 67,368 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 54,989 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 110,183 |
| Coffee Producing Countries | 0 | - | 4.81 | 58,051 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 57,745 |
| Danube Countries | 0 | - | 4.97 | 59,789 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 95,463 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 80,858 |
| Countries with the Best Passports | 0 | - | 4.81 | 78,098 |
| Countries with the Worst Passports | 0 | - | 4.91 | 60,181 |
| Countries with the Most Immigrants | 0 | - | 4.89 | 134,167 |
| European Landlocked Countries | 0 | - | 4.99 | 139,743 |
| Partially Recognized Countries | 0 | - | 4.98 | 96,214 |
| Countries with the Most Species | 0 | - | 4.99 | 91,645 |
| Countries 197 to 205 | 0 | - | 4.87 | 61,702 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 46,259 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,388 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 51,678 |
| Countries that Use the Peso | 0 | - | 4.83 | 48,840 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,282 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 52,703 |
| Countries in the Alps | 0 | - | 4.86 | 108,550 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 89,616 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 95,721 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 74,571 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 82,490 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 109,348 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,043 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 93,908 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,009 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,336 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 57,901 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 72,071 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 50,683 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 38,548 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 99,311 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,028 |
| Countries with the Most Grassland | 0 | - | 4.93 | 72,649 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 106,874 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,095 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,029 |
| Countries with the Most Catholics | 0 | - | 4.89 | 100,104 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 217,678 |
| World Countries - Blind Typing | 0 | - | 5.00 | 82,531 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 44,386 |
| Largest Countries By Category | 0 | - | 4.97 | 149,941 |
| Orthodox Countries | 0 | - | 4.91 | 123,379 |
| Countries by Countries | 0 | - | 4.96 | 57,701 |
| Richest Island Countries | 0 | - | 4.82 | 93,507 |
| Monarchies of Europe | 0 | - | 4.89 | 92,117 |
| Monarchies of Asia | 0 | - | 4.96 | 67,519 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 299,141 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 218,971 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 113,149 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 82,790 |
| Countries with the Most Billionaires | 0 | - | 4.92 | 315,068 |
| Countries with the Most Muslims | 0 | - | 4.94 | 152,053 |
| Countries with the Most Exports | 0 | - | 4.96 | 146,857 |
| Top Crude Oil Producing Countries | 0 | - | 4.90 | 180,181 |
| Countries by Oil Consumption | 0 | - | 4.96 | 115,391 |
| Largest Economies in 2050 | 0 | - | 4.89 | 105,268 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 248,365 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 96,264 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 78,612 |
| Countries that Start with A | 0 | - | 4.98 | 2,041,672 |
| Countries that Start with B | 0 | - | 4.95 | 2,179,752 |
| Countries that Start with C | 0 | - | 4.96 | 1,728,226 |
| Countries that Start with D | 0 | - | 4.96 | 646,245 |
| Countries that Start with E | 0 | - | 4.95 | 1,298,645 |
| Countries that Start with G | 0 | - | 4.97 | 1,420,489 |
| Countries that Start with H | 0 | - | 4.96 | 551,092 |
| Countries that Start with I | 0 | - | 4.92 | 1,222,953 |
| Countries that Start with J | 0 | - | 4.98 | 551,774 |
| Countries that Start with K | 0 | - | 4.96 | 761,433 |
| Countries that Start with L | 0 | - | 4.98 | 1,026,420 |
| Countries that Start with N | 0 | - | 4.93 | 1,053,160 |
| Countries that Start with P | 0 | - | 4.95 | 1,153,880 |
| Countries that Start with S | 0 | - | 4.98 | 1,673,466 |
| Countries that Start with T | 0 | - | 4.89 | 960,090 |
| Countries that Start with U | 0 | - | 4.97 | 862,350 |
| Countries that Start with V | 0 | - | 4.98 | 576,552 |
| Countries that Start with F | 0 | - | 4.83 | 573,498 |
| Countries that Start with M | 0 | - | 4.97 | 1,312,365 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 104,190 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 185,160 |
| Most Visited Countries by JetPunkers | 0 | - | 4.88 | 108,990 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 356,575 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 377,435 |
| Island Countries Quiz | 0 | - | 4.99 | 685,251 |
| Countries with U.S. Troops | 0 | - | 4.37 | 128,865 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,223,980 |
| Biggest Countries by Area | 0 | - | 5.00 | 978,995 |
| Northernmost Countries | 0 | - | 4.99 | 339,789 |
| Countries of South America | 0 | - | 5.00 | 847,871 |
| Countries of Oceania | 0 | - | 5.00 | 958,420 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,696,548 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 86,036 |
| Richest Countries A-Z | 0 | - | 4.93 | 94,575 |
| Large Countries with Small Economies | 0 | - | 4.94 | 76,792 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 186,486 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 120,556 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 119,524 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 146,618 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 73,674 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,368,588 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 361,837 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 155,102 |
| Countries with Megacities | 0 | - | 4.99 | 213,798 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 184,040 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 104,785 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 105,266 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 71,493 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 265,876 |
| Countries by Official Language | 0 | - | 4.95 | 181,890 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.90 | 278,835 |
| Countries in their Native Language | 0 | - | 4.98 | 186,845 |
| Independence from Whom | 0 | - | 4.99 | 197,305 |
| Subdivisions by Country | 0 | - | 4.86 | 48,130 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 121,787 |
| Megadiverse Countries | 0 | - | 4.96 | 129,769 |
| Countries With the Most English Speakers | 0 | - | 4.90 | 117,856 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 110,118 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 49,062 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 153,846 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 58,769 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 84,822 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 148,272 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 79,540 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,079 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 64,523 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 104,109 |
| Countries Furthest from the United States | 0 | - | 4.95 | 85,267 |
| Countries with the Highest HDI | 0 | - | 4.95 | 133,620 |
| Straight Shot to the Arctic Circle | 0 | - | 4.90 | 71,506 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 67,906 |
| Smallest Countries with at Least One Border | 0 | - | 4.90 | 85,696 |
| Southernmost Countries of the World | 0 | - | 4.99 | 216,467 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 97,205 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 114,833 |
| Countries With the Most Languages | 0 | - | 4.88 | 186,609 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 91,745 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 87,404 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 92,122 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 57,613 |
| Tallest Countries North to South | 0 | - | 4.85 | 114,729 |
| Widest Countries East to West | 0 | - | 4.93 | 123,647 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 69,914 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 164,216 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 95,008 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 89,489 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 123,958 |
| Countries with the Most Desert | 0 | - | 4.93 | 122,460 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 67,741 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 33,288 |
| Countries with Double Letters | 0 | - | 4.96 | 79,773 |
| Countries that End in N | 0 | - | 4.93 | 144,038 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 242,838 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 198,233 |
| Countries with W | 0 | - | 4.97 | 131,728 |
| Countries with Z | 0 | - | 4.98 | 273,317 |
| Countries with Letters Missing | 0 | - | 4.97 | 175,050 |
| Countries That End in U | 0 | - | 4.95 | 113,148 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 98,526 |
| Countries that End in O | 0 | - | 4.92 | 152,859 |
| Countries that End in R | 0 | - | 4.84 | 99,353 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 150,991 |
| Countries Ending in "IA" | 0 | - | 4.99 | 196,064 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 162,151 |
| Countries by Last Two Letters | 0 | - | 4.89 | 120,927 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 134,449 |
| Countries That End in Y | 0 | - | 4.91 | 181,110 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 187,558 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 126,397 |
| Countries that End in I | 0 | - | 4.92 | 116,937 |
