| Richest Island Countries | 0 | - | 4.85 | 101,041 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,793 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,963 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,795 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,920 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,856 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,624 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,776 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,200 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,694 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,605 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,532 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,904 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,054 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,423 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,382 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,925 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,269 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,676 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,278 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,077 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,585 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,788 |
| NATO Countries | 0 | - | 4.98 | 282,644 |
| EU Countries Quiz | 0 | - | 4.99 | 276,915 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,432 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,860 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,891 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,441 |
| Countries with NO Military | 0 | - | 4.97 | 62,959 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,961 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,755,680 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 291,917 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,812 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 87,964 |
| Landlocked Countries | 0 | - | 4.99 | 424,130 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,985 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,506 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,323 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,012 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,864 |
| Buddhist Countries | 0 | - | 4.96 | 144,874 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,068 |
| World Currency Quiz | 0 | - | 4.92 | 305,733 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,472 |
| Himalayan Countries | 0 | - | 4.94 | 139,639 |
| Andean Countries | 0 | - | 4.94 | 85,114 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,302 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,537 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,867 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,159 |
| Danube Countries | 0 | - | 4.97 | 72,237 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,363 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,660 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,780 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,266 |
| European Landlocked Countries | 0 | - | 4.99 | 147,416 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,024 |
| Countries with the Most Species | 0 | - | 4.99 | 103,447 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,158 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,693 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,805 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,718 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,450 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,868 |
| Countries in the Alps | 0 | - | 4.87 | 118,525 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,183 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,513 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,830 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,840 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,770 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,112 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,955 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,698 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,320 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,033 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,775 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,640 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,410 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,884 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,652 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,745 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,428 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,491 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,395 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,162 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,440 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,047 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,737 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,404 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,998 |
| Largest Countries By Category | 0 | - | 4.97 | 158,586 |
| Orthodox Countries | 0 | - | 4.92 | 132,593 |
| Countries by Countries | 0 | - | 4.96 | 63,466 |
| Monarchies of Europe | 0 | - | 4.90 | 98,657 |
| Monarchies of Asia | 0 | - | 4.97 | 71,390 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,597 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,696 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,939 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,190 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,973 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,011 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,071 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,810 |
| Countries that Start with D | 0 | - | 4.96 | 714,534 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,864 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,175 |
| Countries that Start with H | 0 | - | 4.96 | 608,217 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,828 |
| Countries that Start with J | 0 | - | 4.98 | 605,685 |
| Countries that Start with K | 0 | - | 4.97 | 819,370 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,087 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,118 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,395 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,851 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,581 |
| Countries that Start with U | 0 | - | 4.97 | 907,450 |
| Countries that Start with V | 0 | - | 4.98 | 611,248 |
| Countries that Start with F | 0 | - | 4.83 | 620,259 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,433 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,316 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,885 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,593 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,198 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,720 |
| Island Countries | 0 | - | 4.99 | 711,912 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,698 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,974 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,699 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,856 |
| Northernmost Countries | 0 | - | 4.99 | 363,248 |
| Countries of South America | 0 | - | 5.00 | 930,395 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,793 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,365 |
| "Land" Countries | 0 | - | 4.98 | 337,966 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,509 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 94,050 |
| Companies by Country | 0 | - | 4.61 | 120,036 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,630 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,574 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,634 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,902 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,248 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,185 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,732 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,858 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,603 |
| Countries with Megacities | 0 | - | 4.99 | 266,096 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,353 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,806 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,630 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,931 |
| Countries by Official Language | 0 | - | 4.95 | 195,707 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,210 |
| Countries in their Native Language | 0 | - | 4.99 | 199,477 |
| Independence from Whom | 0 | - | 4.99 | 212,669 |
| Subdivisions by Country | 0 | - | 4.87 | 50,547 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,157 |
| Megadiverse Countries | 0 | - | 4.96 | 135,168 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,583 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,467 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,364 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,170 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,402 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,724 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,835 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,480 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,761 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,215 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,134 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,283 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,351 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,073 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,491 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,613 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,549 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,910 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,817 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,396 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,115 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,242 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,374 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,570 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,605 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,724 |
| Widest Countries East to West | 0 | - | 4.92 | 130,266 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,548 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,060 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,451 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,957 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,832 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,326 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,456 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,859 |
| Countries with Double Letters | 0 | - | 4.96 | 96,744 |
| Countries that End in N | 0 | - | 4.95 | 171,629 |
| Countries with Five Letters | 0 | - | 4.96 | 283,300 |
| Countries with Six Letters | 0 | - | 4.94 | 214,079 |
| Countries with W | 0 | - | 4.96 | 160,697 |
| Countries with Z | 0 | - | 4.98 | 292,046 |
