| Countries with the Most Military Troops | 0 | - | 4.94 | 224,058 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 215,797 |
| Countries with NO Military | 0 | - | 4.96 | 48,550 |
| Countries with the Most Tanks | 0 | - | 4.90 | 74,623 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,444,476 |
| NATO Countries Quiz | 0 | - | 4.98 | 223,467 |
| EU Countries Quiz | 0 | - | 4.99 | 225,964 |
| Top Five Countries by Religion | 0 | - | 4.90 | 139,719 |
| Countries with the Most Elite Universities | 0 | - | 4.93 | 102,694 |
| Countries by Number of Books Published | 0 | - | 4.95 | 62,891 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 317,279 |
| Majority Muslim Countries | 0 | - | 4.97 | 311,546 |
| Countries with the Most Christians | 0 | - | 4.93 | 106,051 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 40,446 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 65,640 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,016,205 |
| Least Christian Countries with Exceptions | 0 | - | 4.89 | 71,497 |
| Buddhist Countries | 0 | - | 4.96 | 130,081 |
| Countries with the Most Millionaires | 0 | - | 4.83 | 82,029 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,402 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,546 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,829 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,419 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 131,290 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,402 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 103,893 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 129,766 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,003 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,763 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 117,912 |
| Countries with the Most Sheep | 0 | - | 4.89 | 82,170 |
| Countries on the Equator | 0 | - | 4.82 | 132,365 |
| Members of the Arab League | 0 | - | 4.82 | 59,160 |
| Sahara Desert Countries | 0 | - | 4.97 | 125,092 |
| Himalayan Countries | 0 | - | 4.95 | 102,402 |
| Andean Countries | 0 | - | 4.90 | 56,883 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,726 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,551 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,870 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,529 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,719 |
| Countries in World War I | 0 | - | 4.89 | 208,169 |
| Danube Countries | 0 | - | 4.97 | 56,357 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,390 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,587 |
| Countries with the Best Passports | 0 | - | 4.87 | 70,299 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,760 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,371 |
| European Landlocked Countries | 0 | - | 4.99 | 114,832 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,739 |
| Countries with the Most Species | 0 | - | 4.99 | 89,082 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 206,417 |
| Countries 197 to 205 | 0 | - | 4.88 | 55,811 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,429 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,805 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,746 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,101 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,445 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,670 |
| Countries in the Alps | 0 | - | 4.82 | 101,796 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,602 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,758 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,110 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,694 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,339 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 86,843 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,020 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,742 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,064 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,131 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,894 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,325 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,409 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 94,948 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,485 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,955 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,548 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,938 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,936 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 192,623 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,314 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,944 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,300 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,500 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,604 |
| Island Countries Quiz | 0 | - | 4.99 | 638,569 |
| Biggest Countries by Area | 0 | - | 5.00 | 924,458 |
| Northernmost Countries | 0 | - | 4.99 | 325,261 |
| Countries of South America | 0 | - | 5.00 | 783,363 |
| Countries of Oceania | 0 | - | 5.00 | 881,572 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,107,059 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,550,706 |
| Countries that Start with A | 0 | - | 4.98 | 1,926,103 |
| Countries that Start with B | 0 | - | 4.96 | 2,064,820 |
| Countries that Start with C | 0 | - | 4.96 | 1,632,224 |
| Countries that Start with D | 0 | - | 4.96 | 583,921 |
| Countries that Start with E | 0 | - | 4.95 | 1,220,537 |
| Countries that Start with G | 0 | - | 4.97 | 1,339,885 |
| Countries that Start with H | 0 | - | 4.95 | 497,839 |
| Countries that Start with I | 0 | - | 4.92 | 1,151,523 |
| Countries that Start with J | 0 | - | 4.98 | 501,454 |
| Countries that Start with K | 0 | - | 4.97 | 704,137 |
| Countries that Start with L | 0 | - | 4.98 | 962,262 |
| Countries that Start with N | 0 | - | 4.92 | 988,699 |
| Countries that Start with P | 0 | - | 4.94 | 1,091,641 |
| Countries that Start with S | 0 | - | 4.98 | 1,592,539 |
| Countries that Start with T | 0 | - | 4.88 | 901,644 |
| Countries that Start with U | 0 | - | 4.96 | 814,295 |
| Countries that Start with V | 0 | - | 4.98 | 545,483 |
| Countries that Start with F | 0 | - | 4.83 | 530,944 |
| Countries that Start with M | 0 | - | 4.97 | 1,244,250 |
| Countries with U.S. Troops | 0 | - | 4.39 | 124,853 |
| Countries with the Most Catholics | 0 | - | 4.91 | 91,879 |
| Orthodox Countries | 0 | - | 4.91 | 116,021 |
| Monarchies of Europe | 0 | - | 4.88 | 86,236 |
| Monarchies of Asia | 0 | - | 4.95 | 53,579 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.95 | 104,723 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 278,611 |
| Countries with the Most Muslims | 0 | - | 4.92 | 130,650 |
| Countries with the Most Exports | 0 | - | 4.96 | 121,954 |
| Top Crude Oil Producing Countries | 0 | - | 4.86 | 155,413 |
| Countries by Oil Consumption | 0 | - | 4.96 | 110,459 |
| Largest Economies in 2050 | 0 | - | 4.90 | 98,211 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 236,816 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.94 | 71,442 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.86 | 60,056 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 97,030 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 160,304 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 24,656 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,476 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,767 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 37,194 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,489 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 90,341 |
| Countries with the Most Wolves | 0 | - | 4.88 | 78,097 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 75,691 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 124,079 |
| Countries with Megacities | 0 | - | 4.99 | 194,658 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,398 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,828 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,644 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,681 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,966 |
| Countries by Official Language | 0 | - | 4.95 | 153,448 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,642 |
| Countries in their Native Language | 0 | - | 4.98 | 176,957 |
| Independence from Whom | 0 | - | 4.99 | 182,932 |
| Subdivisions by Country | 0 | - | 4.82 | 46,172 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 111,831 |
| Megadiverse Countries | 0 | - | 4.96 | 124,725 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 89,914 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 105,994 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,119 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 130,048 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 48,607 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 76,560 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,292 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,488 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,972 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,793 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,479 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,353 |
| Richest Countries A-Z | 0 | - | 4.93 | 86,686 |
| Large Countries with Small Economies | 0 | - | 4.92 | 55,128 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,720 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,275 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 90,079 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 107,030 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,510 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,541 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,853 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,441 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,282 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,827 |
| Widest Countries East to West | 0 | - | 4.93 | 118,691 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,676 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 157,851 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,089 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,764 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 117,626 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,491 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,248 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,853 |
| Countries with Double Letters | 0 | - | 4.96 | 66,808 |
| Countries that End in N | 0 | - | 4.94 | 131,267 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 227,747 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,534 |
| Countries with W | 0 | - | 4.97 | 121,570 |
| Countries with Z | 0 | - | 4.98 | 242,333 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,530 |
| Countries That End in U | 0 | - | 4.94 | 106,892 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 88,241 |
| Countries that End in O | 0 | - | 4.92 | 146,348 |
| Countries that End in R | 0 | - | 4.86 | 96,098 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,844 |
| Countries Ending in "IA" | 0 | - | 4.99 | 169,515 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 154,839 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,557 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,483 |
| Countries That End in Y | 0 | - | 4.90 | 160,787 |
