| Countries with the Most Military Troops | 0 | - | 4.94 | 224,405 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 216,099 |
| Countries with NO Military | 0 | - | 4.96 | 48,739 |
| Countries with the Most Tanks | 0 | - | 4.90 | 74,702 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,485,163 |
| NATO Countries Quiz | 0 | - | 4.98 | 223,773 |
| EU Countries Quiz | 0 | - | 4.99 | 226,207 |
| Top Five Countries by Religion | 0 | - | 4.91 | 140,100 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 118,964 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,054 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.95 | 59,704 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 317,763 |
| Majority Muslim Countries | 0 | - | 4.97 | 311,684 |
| Countries with the Most Christians | 0 | - | 4.93 | 106,191 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 40,505 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 65,685 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,021,239 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 71,609 |
| Buddhist Countries | 0 | - | 4.96 | 130,145 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 82,132 |
| Monarchies Bordering Monarchies | 0 | - | 4.86 | 55,432 |
| Countries on the Equator | 0 | - | 4.82 | 132,694 |
| Members of the Arab League | 0 | - | 4.82 | 59,364 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,205 |
| Himalayan Countries | 0 | - | 4.95 | 102,546 |
| Andean Countries | 0 | - | 4.90 | 56,980 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,826 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,598 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,920 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,565 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,758 |
| Countries in World War I | 0 | - | 4.89 | 208,306 |
| Danube Countries | 0 | - | 4.97 | 56,367 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,416 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,606 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,377 |
| Countries with the Worst Passports | 0 | - | 4.87 | 48,807 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,419 |
| European Landlocked Countries | 0 | - | 4.99 | 114,852 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,787 |
| Countries with the Most Species | 0 | - | 4.99 | 89,091 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 206,551 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,859 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,451 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,827 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,775 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,137 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,467 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,703 |
| Countries in the Alps | 0 | - | 4.82 | 101,861 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,671 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,847 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,137 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,751 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,391 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,088 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,071 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,772 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,079 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,184 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,927 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,340 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,422 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,006 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,516 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,005 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,664 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,963 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,975 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 192,892 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,454 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,978 |
| Largest Countries By Category | 0 | - | 4.96 | 143,937 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,380 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,677 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,945 |
| Island Countries Quiz | 0 | - | 4.99 | 638,931 |
| Countries Richer Than Their Neighbors | 0 | - | 4.41 | 49,843 |
| Biggest Countries by Area | 0 | - | 5.00 | 925,161 |
| Northernmost Countries | 0 | - | 4.99 | 325,393 |
| Countries of South America | 0 | - | 5.00 | 784,098 |
| Countries of Oceania | 0 | - | 5.00 | 882,574 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,110,983 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,552,723 |
| Countries that Start with A | 0 | - | 4.98 | 1,927,685 |
| Countries that Start with B | 0 | - | 4.96 | 2,066,346 |
| Countries that Start with C | 0 | - | 4.96 | 1,633,523 |
| Countries that Start with D | 0 | - | 4.96 | 584,746 |
| Countries that Start with E | 0 | - | 4.95 | 1,221,560 |
| Countries that Start with G | 0 | - | 4.97 | 1,340,926 |
| Countries that Start with H | 0 | - | 4.95 | 498,604 |
| Countries that Start with I | 0 | - | 4.92 | 1,152,485 |
| Countries that Start with J | 0 | - | 4.98 | 502,132 |
| Countries that Start with K | 0 | - | 4.97 | 704,899 |
| Countries that Start with L | 0 | - | 4.98 | 963,109 |
| Countries that Start with N | 0 | - | 4.92 | 989,564 |
| Countries that Start with P | 0 | - | 4.94 | 1,092,416 |
| Countries that Start with S | 0 | - | 4.98 | 1,593,626 |
| Countries that Start with T | 0 | - | 4.88 | 902,376 |
| Countries that Start with U | 0 | - | 4.96 | 814,985 |
| Countries that Start with V | 0 | - | 4.98 | 545,889 |
| Countries that Start with F | 0 | - | 4.83 | 531,519 |
| Countries that Start with M | 0 | - | 4.97 | 1,245,130 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 205,641 |
| Countries with U.S. Troops | 0 | - | 4.39 | 124,921 |
| Countries with the Most Catholics | 0 | - | 4.91 | 92,009 |
| Orthodox Countries | 0 | - | 4.91 | 116,102 |
| Monarchies of Europe | 0 | - | 4.88 | 86,295 |
| Monarchies of Asia | 0 | - | 4.95 | 53,613 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 104,816 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 278,763 |
| Countries with the Most Muslims | 0 | - | 4.93 | 130,727 |
| Countries with the Most Exports | 0 | - | 4.96 | 122,042 |
| Top Crude Oil Producing Countries | 0 | - | 4.87 | 155,489 |
| Countries by Oil Consumption | 0 | - | 4.96 | 110,501 |
| Largest Economies in 2050 | 0 | - | 4.90 | 98,297 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 236,983 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.94 | 71,509 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.86 | 60,108 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 97,145 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 160,855 |
| European Countries with One Border | 0 | - | 4.96 | 149,221 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,435 |
| Asian Countries with the Fewest Borders | 0 | - | 4.81 | 87,661 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 75,761 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,226 |
| Countries with Megacities | 0 | - | 4.99 | 194,894 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,569 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,907 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,766 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,755 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 245,221 |
| Countries by Official Language | 0 | - | 4.95 | 153,560 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,897 |
| Countries in their Native Language | 0 | - | 4.98 | 177,050 |
| Independence from Whom | 0 | - | 4.99 | 183,729 |
| Subdivisions by Country | 0 | - | 4.82 | 46,189 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 112,212 |
| Megadiverse Countries | 0 | - | 4.96 | 124,789 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 90,036 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 106,035 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,139 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,135 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,745 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 76,855 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,345 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,520 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,993 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 42,947 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,841 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,497 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,417 |
| Richest Countries A-Z | 0 | - | 4.91 | 86,774 |
| Large Countries with Small Economies | 0 | - | 4.92 | 56,875 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,793 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,384 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,140 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,098 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,669 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,585 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,903 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,503 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,335 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,868 |
| Widest Countries East to West | 0 | - | 4.93 | 118,750 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,687 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 157,934 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,113 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,817 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 117,733 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,548 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,270 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,868 |
| Countries with Double Letters | 0 | - | 4.96 | 67,025 |
| Countries that End in N | 0 | - | 4.94 | 131,475 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 227,940 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,732 |
| Countries with W | 0 | - | 4.97 | 121,754 |
| Countries with Z | 0 | - | 4.98 | 242,570 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,674 |
| Countries That End in U | 0 | - | 4.94 | 107,009 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,389 |
| Countries that End in O | 0 | - | 4.92 | 146,426 |
| Countries that End in R | 0 | - | 4.86 | 96,136 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,895 |
| Countries Ending in "IA" | 0 | - | 4.99 | 169,656 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 154,923 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,625 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,550 |
| Countries That End in Y | 0 | - | 4.90 | 160,832 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,705 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 119,882 |
| Countries that End in I | 0 | - | 4.92 | 114,182 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,491 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,839 |
| Countries That End in NIA | 0 | - | 4.93 | 100,349 |
| Countries That End in BIA | 0 | - | 4.91 | 125,400 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 152,425 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,083 |
| Countries That End in RIA | 0 | - | 4.89 | 100,495 |
