| Countries with the Most Billionaires | 0 | - | 4.94 | 279,284 |
| Countries with the Most Exports | 0 | - | 4.96 | 122,329 |
| Top Crude Oil Producing Countries | 0 | - | 4.87 | 155,764 |
| Countries by Oil Consumption | 0 | - | 4.96 | 110,652 |
| Largest Economies in 2050 | 0 | - | 4.90 | 98,538 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 237,598 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 80,765 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.84 | 64,000 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 40,679 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 65,820 |
| Countries with the Most Muslims | 0 | - | 4.92 | 130,915 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 161,250 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,586,349 |
| NATO Countries Quiz | 0 | - | 4.98 | 224,176 |
| EU Countries Quiz | 0 | - | 4.99 | 226,595 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 224,791 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 216,450 |
| Top Five Countries by Religion | 0 | - | 4.91 | 140,623 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 122,470 |
| Countries with NO Military | 0 | - | 4.96 | 48,892 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,702 |
| Richest Countries A-Z | 0 | - | 4.91 | 87,045 |
| Large Countries with Small Economies | 0 | - | 4.94 | 59,937 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,200 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.96 | 61,956 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.79 | 71,185 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.66 | 268,748 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 319,199 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,625 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,997 |
| Majority Muslim Countries | 0 | - | 4.97 | 312,045 |
| Countries with the Most Christians | 0 | - | 4.93 | 106,507 |
| Countries with the Most Tanks | 0 | - | 4.90 | 74,828 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,032,790 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 71,826 |
| Buddhist Countries | 0 | - | 4.96 | 130,292 |
| Countries on the Equator | 0 | - | 4.83 | 133,491 |
| Members of the Arab League | 0 | - | 4.83 | 59,946 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,603 |
| Himalayan Countries | 0 | - | 4.95 | 103,006 |
| Andean Countries | 0 | - | 4.90 | 57,254 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 58,090 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,695 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,057 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,662 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,866 |
| Danube Countries | 0 | - | 4.97 | 56,424 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,459 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,654 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,573 |
| Countries with the Worst Passports | 0 | - | 4.87 | 48,927 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,581 |
| European Landlocked Countries | 0 | - | 4.99 | 114,911 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,913 |
| Countries with the Most Species | 0 | - | 4.99 | 89,123 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,974 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,511 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,862 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,879 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,191 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,799 |
| Countries in the Alps | 0 | - | 4.83 | 102,038 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,827 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 86,128 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,231 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,863 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,526 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,186 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,202 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,856 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,122 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,292 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,030 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,394 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,481 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,100 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,610 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,106 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,947 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,050 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,061 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 193,783 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,812 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,043 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,571 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 339,139 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 352,712 |
| Island Countries Quiz | 0 | - | 4.99 | 639,841 |
| Countries Richer Than Their Neighbors | 0 | - | 4.41 | 49,906 |
| Oil Export Dependent Countries | 0 | - | 4.55 | 45,655 |
| Biggest Countries by Area | 0 | - | 5.00 | 926,940 |
| Northernmost Countries | 0 | - | 4.99 | 325,777 |
| Countries of South America | 0 | - | 5.00 | 785,994 |
| Countries of Oceania | 0 | - | 5.00 | 885,036 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,120,267 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,557,245 |
| Countries that Start with A | 0 | - | 4.98 | 1,931,505 |
| Countries that Start with B | 0 | - | 4.95 | 2,070,168 |
| Countries that Start with C | 0 | - | 4.96 | 1,636,842 |
| Countries that Start with D | 0 | - | 4.96 | 586,745 |
| Countries that Start with E | 0 | - | 4.95 | 1,224,079 |
| Countries that Start with G | 0 | - | 4.97 | 1,343,524 |
| Countries that Start with H | 0 | - | 4.95 | 500,323 |
| Countries that Start with I | 0 | - | 4.92 | 1,154,792 |
| Countries that Start with J | 0 | - | 4.98 | 503,817 |
| Countries that Start with K | 0 | - | 4.97 | 706,770 |
| Countries that Start with L | 0 | - | 4.98 | 965,191 |
| Countries that Start with N | 0 | - | 4.93 | 991,765 |
| Countries that Start with P | 0 | - | 4.94 | 1,094,329 |
| Countries that Start with S | 0 | - | 4.98 | 1,596,148 |
| Countries that Start with T | 0 | - | 4.88 | 904,277 |
| Countries that Start with U | 0 | - | 4.96 | 816,524 |
| Countries that Start with V | 0 | - | 4.98 | 547,038 |
| Countries that Start with F | 0 | - | 4.83 | 532,923 |
| Countries that Start with M | 0 | - | 4.97 | 1,247,270 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,363 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 88,021 |
| Countries with the Highest Taxes | 0 | - | 4.37 | 82,381 |
| Countries with the Most Catholics | 0 | - | 4.91 | 92,285 |
| Orthodox Countries | 0 | - | 4.91 | 116,493 |
| Monarchies of Europe | 0 | - | 4.88 | 86,480 |
| Monarchies of Asia | 0 | - | 4.95 | 53,717 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 105,072 |
| Countries that Catch the Most Fish | 0 | - | 4.88 | 100,586 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 97,394 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 75,933 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,548 |
| Countries with Megacities | 0 | - | 4.99 | 195,320 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,975 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 97,108 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,047 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,964 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,809 |
| Countries by Official Language | 0 | - | 4.95 | 153,790 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 247,348 |
| Countries in their Native Language | 0 | - | 4.98 | 177,283 |
| Independence from Whom | 0 | - | 4.99 | 184,217 |
| Subdivisions by Country | 0 | - | 4.82 | 46,259 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 112,585 |
| Megadiverse Countries | 0 | - | 4.96 | 124,908 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,290 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 106,134 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,184 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,308 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,857 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 77,145 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,438 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,622 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,159 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 43,221 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,931 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,550 |
| Richest Island Countries | 0 | - | 4.80 | 72,993 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 177,639 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 109,029 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,097 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,947 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,682 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,314 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,296 |
| Countries With the Most Languages | 0 | - | 4.90 | 172,077 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 86,715 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 71,054 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,695 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,443 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,999 |
| Widest Countries East to West | 0 | - | 4.93 | 118,871 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,726 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 158,133 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,189 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,955 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 118,304 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,701 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,314 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,916 |
| Companies by Country | 0 | - | 4.49 | 106,407 |
| Countries with Double Letters | 0 | - | 4.96 | 67,363 |
| Countries that End in N | 0 | - | 4.93 | 131,817 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 228,564 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 186,098 |
| Countries with W | 0 | - | 4.97 | 122,016 |
| Countries with Z | 0 | - | 4.98 | 243,242 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,912 |
| Countries That End in U | 0 | - | 4.94 | 107,194 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,658 |
| Countries that End in O | 0 | - | 4.92 | 146,570 |
| Countries that End in R | 0 | - | 4.86 | 96,242 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,992 |
| Countries Ending in "IA" | 0 | - | 4.99 | 170,347 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,112 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,780 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 128,735 |
| Countries That End in Y | 0 | - | 4.90 | 161,372 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,925 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,092 |
| Countries that End in I | 0 | - | 4.92 | 114,261 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,748 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,960 |
| Countries That End in NIA | 0 | - | 4.93 | 100,474 |
