| Richest Island Countries | 0 | - | 4.85 | 101,205 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,914 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,739 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,961 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,060 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,825 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,023 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,296 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,865 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,673 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 336,891 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,135 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,143 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,657 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,459 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,139 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,459 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,767 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,516 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,668 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,317 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,232 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,601 |
| NATO Countries | 0 | - | 4.98 | 283,366 |
| EU Countries Quiz | 0 | - | 4.99 | 277,821 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,312 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,892 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,334 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,726 |
| Countries with NO Military | 0 | - | 4.97 | 63,383 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,084 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,867,314 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 292,188 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,037 |
| Landlocked Countries | 0 | - | 4.99 | 425,641 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,750 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,664 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,648 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,260 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,088 |
| Buddhist Countries | 0 | - | 4.96 | 145,066 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,475 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,151 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,080 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,914 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,667 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,163 |
| Himalayan Countries | 0 | - | 4.93 | 140,167 |
| Andean Countries | 0 | - | 4.94 | 85,391 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,543 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,931 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,120 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,395 |
| Danube Countries | 0 | - | 4.97 | 72,358 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,569 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,818 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,082 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,573 |
| European Landlocked Countries | 0 | - | 4.99 | 147,589 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,271 |
| Countries with the Most Species | 0 | - | 4.99 | 103,549 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,381 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,876 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,829 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,565 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,993 |
| Countries in the Alps | 0 | - | 4.87 | 118,746 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,578 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,830 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,947 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,009 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,934 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,238 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,376 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,845 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,408 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,158 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,855 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,732 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,544 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,975 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,770 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,872 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,791 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,596 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 66,408 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,401 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,643 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,620 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,105 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,492 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 50,041 |
| Largest Countries By Category | 0 | - | 4.97 | 158,839 |
| Orthodox Countries | 0 | - | 4.92 | 132,781 |
| Countries by Countries | 0 | - | 4.96 | 63,627 |
| Monarchies of Europe | 0 | - | 4.90 | 98,853 |
| Monarchies of Asia | 0 | - | 4.97 | 71,495 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,141 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,013 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,094 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,281 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,164 |
| Countries that Start with A | 0 | - | 4.98 | 2,175,372 |
| Countries that Start with B | 0 | - | 4.95 | 2,306,101 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,170 |
| Countries that Start with D | 0 | - | 4.96 | 716,232 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,845 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,277 |
| Countries that Start with H | 0 | - | 4.96 | 609,449 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,390 |
| Countries that Start with J | 0 | - | 4.98 | 606,818 |
| Countries that Start with K | 0 | - | 4.97 | 820,622 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,628 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,673 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,851 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,911 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,787 |
| Countries that Start with U | 0 | - | 4.97 | 908,374 |
| Countries that Start with V | 0 | - | 4.98 | 611,929 |
| Countries that Start with F | 0 | - | 4.83 | 621,189 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,069 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,721 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,061 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,299 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,642 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,622 |
| Island Countries | 0 | - | 4.99 | 712,506 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,734 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,997 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,293 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,544 |
| Northernmost Countries | 0 | - | 4.99 | 363,918 |
| Countries of South America | 0 | - | 5.00 | 932,489 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,065 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,764 |
| "Land" Countries | 0 | - | 4.98 | 338,343 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,544 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 94,179 |
| Companies by Country | 0 | - | 4.61 | 120,163 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,965 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,863 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,771 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,732 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,916 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,281 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,207 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,913 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,439 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,111 |
| Countries with Megacities | 0 | - | 4.99 | 267,035 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,810 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,111 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,129 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,223 |
| Countries by Official Language | 0 | - | 4.95 | 195,965 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,598 |
| Countries in their Native Language | 0 | - | 4.99 | 199,714 |
| Independence from Whom | 0 | - | 4.99 | 213,030 |
| Subdivisions by Country | 0 | - | 4.87 | 50,609 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,415 |
| Megadiverse Countries | 0 | - | 4.96 | 135,270 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,927 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,532 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,639 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,225 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,869 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,836 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,101 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,565 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,026 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,251 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,502 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,367 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,440 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,139 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,570 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,831 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,704 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,226 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,065 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,545 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,541 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,419 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,518 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,718 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,685 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,683 |
| Widest Countries East to West | 0 | - | 4.92 | 130,447 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,595 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,243 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,513 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,056 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,959 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,471 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,498 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,888 |
| Countries with Double Letters | 0 | - | 4.96 | 97,047 |
| Countries that End in N | 0 | - | 4.95 | 171,902 |
| Countries with Five Letters | 0 | - | 4.96 | 283,728 |