| Countries with the Most Military Troops | 0 | - | 4.96 | 266,494 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 248,160 |
| Countries with NO Military | 0 | - | 4.96 | 56,086 |
| Countries with the Most Tanks | 0 | - | 4.85 | 80,981 |
| Countries of the World Quiz | 0 | - | 5.00 | 44,202,814 |
| Majority Muslim Countries | 0 | - | 4.98 | 329,444 |
| NATO Countries Quiz | 0 | - | 4.98 | 257,343 |
| EU Countries Quiz | 0 | - | 4.99 | 254,138 |
| Top Five Countries by Religion | 0 | - | 4.91 | 156,932 |
| Countries with the Most Elite Universities | 0 | - | 4.93 | 138,080 |
| Countries by Number of Books Published | 0 | - | 4.94 | 68,468 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 381,110 |
| Countries with the Most Christians | 0 | - | 4.91 | 132,863 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 45,978 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 70,288 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,397,199 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 80,642 |
| Buddhist Countries | 0 | - | 4.96 | 136,935 |
| Countries with the Most Billionaires | 0 | - | 4.92 | 318,548 |
| Countries with the Most Millionaires | 0 | - | 4.85 | 100,857 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,463,263 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 208,247 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 185,673 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 147,955 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,186 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 138,302 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 145,350 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 111,223 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 154,648 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 94,430 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 102,840 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 121,647 |
| Countries with the Most Sheep | 0 | - | 4.88 | 85,746 |
| Sahara Desert Countries | 0 | - | 4.97 | 144,863 |
| Himalayan Countries | 0 | - | 4.95 | 121,572 |
| Andean Countries | 0 | - | 4.92 | 68,308 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 56,377 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 112,543 |
| Coffee Producing Countries | 0 | - | 4.83 | 59,582 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 59,021 |
| Countries in World War I | 0 | - | 4.88 | 219,765 |
| Danube Countries | 0 | - | 4.97 | 60,682 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 96,608 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 81,722 |
| Countries with the Best Passports | 0 | - | 4.81 | 80,083 |
| Countries with the Worst Passports | 0 | - | 4.92 | 64,140 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 137,565 |
| European Landlocked Countries | 0 | - | 4.99 | 140,841 |
| Partially Recognized Countries | 0 | - | 4.98 | 97,798 |
| Countries with the Most Species | 0 | - | 4.99 | 92,238 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 219,396 |
| Countries 197 to 205 | 0 | - | 4.87 | 63,210 |
| Tropic of Cancer Countries | 0 | - | 4.95 | 46,625 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,722 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 52,432 |
| Countries that Use the Peso | 0 | - | 4.88 | 56,150 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,833 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 53,496 |
| Countries in the Alps | 0 | - | 4.86 | 110,186 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 90,526 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 97,432 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 75,261 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 83,541 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 110,419 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,792 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 94,818 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,696 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,874 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 58,638 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 72,621 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 51,156 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 39,017 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 100,015 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,693 |
| Countries with the Most Grassland | 0 | - | 4.93 | 73,365 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 108,602 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,688 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,596 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 221,252 |
| World Countries - Blind Typing | 0 | - | 5.00 | 94,441 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 44,982 |
| Largest Countries By Category | 0 | - | 4.97 | 151,086 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 83,733 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 359,602 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 381,582 |
| Island Countries Quiz | 0 | - | 4.99 | 689,880 |
| Biggest Countries by Area | 0 | - | 5.00 | 987,992 |
| Northernmost Countries | 0 | - | 4.99 | 342,242 |
| Countries of South America | 0 | - | 5.00 | 860,246 |
| Countries of Oceania | 0 | - | 5.00 | 972,761 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,725,597 |
| Countries that Start with A | 0 | - | 4.98 | 2,060,034 |
| Countries that Start with B | 0 | - | 4.95 | 2,197,867 |
| Countries that Start with C | 0 | - | 4.96 | 1,743,229 |
| Countries that Start with D | 0 | - | 4.96 | 656,293 |
| Countries that Start with E | 0 | - | 4.95 | 1,311,555 |
| Countries that Start with G | 0 | - | 4.97 | 1,433,990 |
| Countries that Start with H | 0 | - | 4.96 | 559,582 |
| Countries that Start with I | 0 | - | 4.92 | 1,234,017 |
| Countries that Start with J | 0 | - | 4.98 | 559,963 |
| Countries that Start with K | 0 | - | 4.97 | 770,496 |
| Countries that Start with L | 0 | - | 4.98 | 1,037,044 |
| Countries that Start with N | 0 | - | 4.93 | 1,063,771 |
| Countries that Start with P | 0 | - | 4.95 | 1,164,083 |
| Countries that Start with S | 0 | - | 4.98 | 1,686,878 |
| Countries that Start with T | 0 | - | 4.89 | 968,354 |
| Countries that Start with U | 0 | - | 4.97 | 869,521 |
| Countries that Start with V | 0 | - | 4.98 | 581,942 |
| Countries that Start with F | 0 | - | 4.83 | 580,441 |
| Countries that Start with M | 0 | - | 4.97 | 1,323,754 |
| Countries with U.S. Troops | 0 | - | 4.37 | 129,395 |
| Countries with the Most Catholics | 0 | - | 4.89 | 101,384 |
| Orthodox Countries | 0 | - | 4.91 | 124,465 |
| Richest Island Countries | 0 | - | 4.82 | 94,538 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,252,333 |
| Monarchies of Europe | 0 | - | 4.89 | 93,045 |
| Monarchies of Asia | 0 | - | 4.96 | 68,058 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 114,667 |
| Countries with the Most Muslims | 0 | - | 4.94 | 153,364 |
| Countries with the Most Exports | 0 | - | 4.96 | 148,270 |
| Top Crude Oil Producing Countries | 0 | - | 4.91 | 181,741 |
| Countries by Oil Consumption | 0 | - | 4.96 | 116,359 |
| Largest Economies in 2050 | 0 | - | 4.90 | 106,511 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 250,206 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 97,451 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 79,535 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 105,281 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 186,595 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 29,380 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 69,647 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 90,264 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 129,780 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 99,188 |
| Countries with the Most Wolves | 0 | - | 4.91 | 101,403 |
| Most Visited Countries by JetPunkers | 0 | - | 4.89 | 111,278 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,309 |
| Countries with Megacities | 0 | - | 4.99 | 217,438 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,342 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,046 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,346 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 72,969 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 269,288 |
| Countries by Official Language | 0 | - | 4.95 | 183,738 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 281,572 |
| Countries in their Native Language | 0 | - | 4.98 | 188,541 |
| Independence from Whom | 0 | - | 4.99 | 199,519 |
| Subdivisions by Country | 0 | - | 4.86 | 48,473 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 123,503 |
| Megadiverse Countries | 0 | - | 4.96 | 130,354 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 121,817 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 120,045 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 49,285 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 155,255 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 59,396 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 86,252 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 148,911 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 80,313 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,384 |
| Countries by Sports League Revenue | 0 | - | 4.93 | 66,981 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 104,797 |
| Countries Furthest from the United States | 0 | - | 4.95 | 85,878 |
| Countries with the Highest HDI | 0 | - | 4.95 | 134,120 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 87,025 |
| Richest Countries A-Z | 0 | - | 4.93 | 95,811 |
| Large Countries with Small Economies | 0 | - | 4.94 | 77,454 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 86,594 |
| Southernmost Countries of the World | 0 | - | 4.99 | 218,321 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 98,561 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 116,429 |
| Countries With the Most Languages | 0 | - | 4.89 | 188,889 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 92,438 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 88,446 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 93,462 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 58,265 |
| Tallest Countries North to South | 0 | - | 4.85 | 115,477 |
| Widest Countries East to West | 0 | - | 4.92 | 124,607 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,174 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 175,122 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 95,405 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 90,176 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 125,269 |
| Countries with the Most Desert | 0 | - | 4.93 | 123,207 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,001 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 33,515 |
| Countries with Double Letters | 0 | - | 4.96 | 81,666 |
| Countries that End in N | 0 | - | 4.93 | 145,575 |
| Countries with Five Letters Quiz | 0 | - | 4.97 | 245,458 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 200,078 |
| Countries with W | 0 | - | 4.97 | 132,960 |
| Countries with Z | 0 | - | 4.98 | 275,366 |
| Countries with Letters Missing | 0 | - | 4.97 | 176,170 |
| Countries That End in U | 0 | - | 4.95 | 113,953 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 99,937 |
| Countries that End in O | 0 | - | 4.92 | 154,157 |
| Countries that End in R | 0 | - | 4.84 | 99,805 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 151,818 |
| Countries Ending in "IA" | 0 | - | 4.99 | 197,871 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 163,162 |
| Countries by Last Two Letters | 0 | - | 4.87 | 121,738 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 135,489 |
