| Richest Island Countries | 0 | - | 4.84 | 100,264 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,232 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,062 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,996 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,325 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,850 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,818 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,690 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,742 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,902 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,320 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,542 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,316 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,617 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,125 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,042 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,045 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,349 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,251 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,748 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,195 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 127,612 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,974 |
| NATO Countries | 0 | - | 4.98 | 279,099 |
| EU Countries Quiz | 0 | - | 4.99 | 272,689 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,293 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,670 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,618 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,886 |
| Countries with NO Military | 0 | - | 4.97 | 61,905 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,368 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,302,136 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.54 | 289,705 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,032 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,830 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,067 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,095 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,240 |
| Landlocked Countries | 0 | - | 4.99 | 418,398 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,578 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,648 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,713 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,074 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,819 |
| Buddhist Countries | 0 | - | 4.96 | 143,662 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,753,984 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,598 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,388 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,489 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,501 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,061 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,933 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,354 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,961 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,945 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,782 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,033 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,544 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,866 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,707 |
| Himalayan Countries | 0 | - | 4.94 | 137,176 |
| Andean Countries | 0 | - | 4.95 | 83,797 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,042 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,446 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,734 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,271 |
| Danube Countries | 0 | - | 4.97 | 71,600 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,465 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,999 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,547 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,612 |
| European Landlocked Countries | 0 | - | 4.99 | 146,708 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,045 |
| Countries with the Most Species | 0 | - | 4.99 | 102,845 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,185 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,410 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,565 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,268 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,940 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,319 |
| Countries in the Alps | 0 | - | 4.87 | 117,607 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,084 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,269 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,375 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,926 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,036 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,407 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,213 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,139 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,935 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,510 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,449 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,309 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,883 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,517 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,158 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,172 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,077 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,026 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,541 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,018 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,455 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,121 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,105 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,958 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,789 |
| Largest Countries By Category | 0 | - | 4.97 | 157,554 |
| Orthodox Countries | 0 | - | 4.92 | 131,223 |
| Countries by Countries | 0 | - | 4.96 | 62,793 |
| Monarchies of Europe | 0 | - | 4.90 | 97,918 |
| Monarchies of Asia | 0 | - | 4.97 | 70,954 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,466 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,277 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,759 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,093 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,080 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,092 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,539 |
| Countries that Start with D | 0 | - | 4.96 | 707,166 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,330 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,973 |
| Countries that Start with H | 0 | - | 4.96 | 602,710 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,731 |
| Countries that Start with J | 0 | - | 4.98 | 600,561 |
| Countries that Start with K | 0 | - | 4.97 | 813,680 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,496 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,429 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,934 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,835 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,194 |
| Countries that Start with U | 0 | - | 4.97 | 903,122 |
| Countries that Start with V | 0 | - | 4.98 | 608,184 |
| Countries that Start with F | 0 | - | 4.83 | 616,015 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,167 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,407 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,615 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,645 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,204 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,744 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,633 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,932 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,126 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,558 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,471 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,863 |
| Island Countries | 0 | - | 4.99 | 709,549 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,500 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,888 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,374,705 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,556 |
| Northernmost Countries | 0 | - | 4.99 | 360,260 |
| Countries of South America | 0 | - | 5.00 | 922,327 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,218 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,023 |
| "Land" Countries | 0 | - | 4.98 | 335,685 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,404 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,588 |
| Companies by Country | 0 | - | 4.61 | 119,188 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,840 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,746 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,802 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 160,699 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,641 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,563 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,861 |
| Countries with Megacities | 0 | - | 4.99 | 255,373 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,720 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,904 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,023 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,900 |
| Countries by Official Language | 0 | - | 4.95 | 194,561 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,423 |
| Countries in their Native Language | 0 | - | 4.99 | 198,106 |
| Independence from Whom | 0 | - | 4.99 | 211,215 |
| Subdivisions by Country | 0 | - | 4.86 | 50,267 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,623 |
| Megadiverse Countries | 0 | - | 4.96 | 134,738 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,403 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,159 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,724 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,003 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,660 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,346 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,903 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,806 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,465 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,966 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,857 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,685 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,955 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,753 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,983 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,415 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,883 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,592 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,220 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,474 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,644 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,788 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,237 |