| Independence from Whom | 0 | - | 4.99 | 209,846 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,869 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,042 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,157 |
| Battle to Country | 0 | - | 4.91 | 52,591 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,815 |
| NATO Countries | 0 | - | 4.98 | 276,243 |
| EU Countries Quiz | 0 | - | 4.99 | 270,275 |
| Recently Independent Countries | 0 | - | 4.98 | 158,065 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,218 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,732 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,204 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,890 |
| Countries with NO Military | 0 | - | 4.97 | 61,240 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,630 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,353 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,070 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,962 |
| Countries by Former Name | 0 | - | 4.99 | 124,374 |
| Historical City to Country | 0 | - | 4.84 | 78,174 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,967,405 |
| Landlocked Countries | 0 | - | 4.99 | 414,208 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,318 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,074 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,366 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,398 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,352 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,695 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,634 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,889 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,308 |
| Countries in World War I | 0 | - | 4.88 | 226,719 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,519 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,911 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,587 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,371 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,798 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,204 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,292 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,008 |
| Buddhist Countries | 0 | - | 4.96 | 143,028 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,665 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,808 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,217 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,721,724 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,674 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,825 |
| Himalayan Countries | 0 | - | 4.95 | 135,551 |
| Andean Countries | 0 | - | 4.94 | 82,938 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,302 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,344 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,005 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,677 |
| Danube Countries | 0 | - | 4.97 | 71,129 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,835 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,597 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,607 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,516 |
| European Landlocked Countries | 0 | - | 4.99 | 145,829 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,296 |
| Countries with the Most Species | 0 | - | 4.99 | 95,279 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,439 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,218 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,387 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,988 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,617 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,000 |
| Countries in the Alps | 0 | - | 4.86 | 116,920 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,637 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,363 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,060 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,471 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,242 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,054 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,657 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,810 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,508 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,114 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,214 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,075 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,493 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,801 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,791 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,186 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,702 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,287 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,148 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,854 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,598 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,869 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,637 |
| Largest Countries By Category | 0 | - | 4.97 | 156,858 |
| Orthodox Countries | 0 | - | 4.91 | 130,480 |
| Countries by Countries | 0 | - | 4.96 | 62,320 |
| Richest Island Countries | 0 | - | 4.84 | 99,608 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,152 |
| Monarchies of Europe | 0 | - | 4.90 | 97,397 |
| Monarchies of Asia | 0 | - | 4.97 | 70,648 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,777 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,017 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,512 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,501 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,569 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,982 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,826 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,466 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,360 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,275 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,587 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,591 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,725 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,385 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,033 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,773 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,228 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,063 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,297 |
| Countries that Start with D | 0 | - | 4.96 | 702,233 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,300 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,676 |
| Countries that Start with H | 0 | - | 4.96 | 598,512 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,944 |
| Countries that Start with J | 0 | - | 4.98 | 596,568 |
| Countries that Start with K | 0 | - | 4.97 | 809,902 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,492 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,397 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,159 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,429 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,682 |
| Countries that Start with U | 0 | - | 4.97 | 900,289 |
| Countries that Start with V | 0 | - | 4.98 | 605,455 |
| Countries that Start with F | 0 | - | 4.83 | 612,655 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,051 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,693 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,045 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,560 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,738 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,344 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,154 |
| Island Countries | 0 | - | 4.99 | 707,839 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,363,991 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,266 |
| Northernmost Countries | 0 | - | 4.99 | 358,034 |
| Countries of South America | 0 | - | 5.00 | 915,823 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,839 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,850,409 |
| "Land" Countries | 0 | - | 4.98 | 333,803 |
| Countries by Independence Day | 0 | - | 4.56 | 52,626 |
| Former Countries by Capital | 0 | - | 4.45 | 127,089 |
| Former Countries | 0 | - | 4.75 | 132,764 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,056 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,151 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,958 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,380 |
| Communist Countries in History | 0 | - | 4.63 | 492,819 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,322 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,179 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,524 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,341 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,510 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,111 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,088 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,900 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,574 |
| Countries with Megacities | 0 | - | 4.99 | 247,474 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,420 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,170 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,827 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,089 |
| Countries by Official Language | 0 | - | 4.95 | 192,899 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,305 |
| Countries in their Native Language | 0 | - | 4.99 | 196,753 |
| Subdivisions by Country | 0 | - | 4.86 | 50,096 |
| Megadiverse Countries | 0 | - | 4.97 | 133,953 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,927 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,947 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,458 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,872 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,737 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,204 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,242 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,757 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,713 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,449 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,537 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,530 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,721 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,051 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,750 |
| World Map Quiz | 0 | - | 4.81 | 63,619 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,023 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,398 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,478 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,245 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,008 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,932 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,926 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,118 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,335 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,979 |
