| Independence from Whom | 0 | - | 4.99 | 209,599 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,681 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,973 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,834 |
| Battle to Country | 0 | - | 4.91 | 52,484 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,325 |
| NATO Countries | 0 | - | 4.98 | 275,516 |
| EU Countries Quiz | 0 | - | 4.99 | 269,736 |
| Recently Independent Countries | 0 | - | 4.98 | 157,939 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,778 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,068 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,964 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,688 |
| Countries with NO Military | 0 | - | 4.97 | 61,136 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,432 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,059 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,759 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,885 |
| Countries by Former Name | 0 | - | 4.99 | 124,241 |
| Historical City to Country | 0 | - | 4.84 | 78,113 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,892,287 |
| Landlocked Countries | 0 | - | 4.99 | 413,290 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,856 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,730 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,142 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,237 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,219 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,562 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,529 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,765 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,160 |
| Countries in World War I | 0 | - | 4.88 | 226,551 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,352 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,814 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,388 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,221 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,698 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,085 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,260 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,877 |
| Buddhist Countries | 0 | - | 4.96 | 142,904 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,278 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,670 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,009 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,782 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,554 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,442 |
| Himalayan Countries | 0 | - | 4.95 | 135,226 |
| Andean Countries | 0 | - | 4.94 | 82,763 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,172 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,112 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,841 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,548 |
| Danube Countries | 0 | - | 4.97 | 71,047 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,714 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,503 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,396 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,326 |
| European Landlocked Countries | 0 | - | 4.99 | 145,718 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,143 |
| Countries with the Most Species | 0 | - | 4.99 | 95,224 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,287 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,939 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,549 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,921 |
| Countries in the Alps | 0 | - | 4.87 | 116,770 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,526 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,188 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,985 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,389 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,115 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,971 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,529 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,725 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,093 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,021 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,182 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,022 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,418 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,722 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,997 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,610 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,237 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,971 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,734 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,087 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,538 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,574 |
| Largest Countries By Category | 0 | - | 4.97 | 156,701 |
| Orthodox Countries | 0 | - | 4.91 | 130,333 |
| Countries by Countries | 0 | - | 4.96 | 62,226 |
| Richest Island Countries | 0 | - | 4.84 | 99,470 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,988 |
| Monarchies of Europe | 0 | - | 4.90 | 97,277 |
| Monarchies of Asia | 0 | - | 4.97 | 70,578 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,456 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,707 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,228 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,324 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,375 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,952 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,316 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,721 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,418 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,235 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,107 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,441 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,520 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,613 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,967 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,898 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,677 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,962 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,130 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,722 |
| Countries that Start with D | 0 | - | 4.96 | 701,139 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,028 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,262 |
| Countries that Start with H | 0 | - | 4.96 | 597,600 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,888 |
| Countries that Start with J | 0 | - | 4.98 | 595,668 |
| Countries that Start with K | 0 | - | 4.96 | 809,096 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,509 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,377 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,210 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,036 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,941 |
| Countries that Start with U | 0 | - | 4.97 | 899,714 |
| Countries that Start with V | 0 | - | 4.98 | 604,887 |
| Countries that Start with F | 0 | - | 4.83 | 611,911 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,911 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,548 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,851 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,417 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,470 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,009 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,591 |
| Island Countries | 0 | - | 4.99 | 707,481 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,424 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,036 |
| Northernmost Countries | 0 | - | 4.99 | 357,540 |
| Countries of South America | 0 | - | 5.00 | 914,147 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,709 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,081 |
| "Land" Countries | 0 | - | 4.98 | 333,555 |
| Countries by Independence Day | 0 | - | 4.56 | 52,596 |
| Former Countries by Capital | 0 | - | 4.45 | 127,023 |
| Former Countries | 0 | - | 4.75 | 132,661 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,728 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,049 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,787 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,294 |
| Communist Countries in History | 0 | - | 4.63 | 492,353 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,207 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,086 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,480 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,214 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,409 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,077 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,459 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,467 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,995 |
| Countries with Megacities | 0 | - | 4.99 | 246,517 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,913 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,797 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,368 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,754 |
| Countries by Official Language | 0 | - | 4.95 | 192,703 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,032 |
| Countries in their Native Language | 0 | - | 4.99 | 196,558 |
| Subdivisions by Country | 0 | - | 4.86 | 50,050 |
| Megadiverse Countries | 0 | - | 4.97 | 133,866 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,737 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,904 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,407 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,606 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,117 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,201 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,732 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,499 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,398 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,474 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,486 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,645 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,004 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,484 |
| World Map Quiz | 0 | - | 4.81 | 63,449 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,480 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,285 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,271 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,946 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,907 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,640 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,823 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,028 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,238 |
