| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,553 |
| Richest Island Countries | 0 | - | 4.85 | 100,829 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,628 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,814 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,558 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,745 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,417 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,512 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,093 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,478 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,525 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,039 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,769 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,931 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,052 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,268 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,687 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,020 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,543 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,058 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,871 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,843 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,677 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,773 |
| NATO Countries | 0 | - | 4.98 | 281,739 |
| EU Countries Quiz | 0 | - | 4.99 | 275,771 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,538 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,717 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,354 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,031 |
| Countries with NO Military | 0 | - | 4.97 | 62,696 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,824 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,618,832 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 291,503 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,526 |
| Landlocked Countries | 0 | - | 4.99 | 422,433 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,887 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,187 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,655 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,740 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,578 |
| Buddhist Countries | 0 | - | 4.96 | 144,660 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,072 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,682 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,002 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,725 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,378 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,748 |
| Himalayan Countries | 0 | - | 4.95 | 138,951 |
| Andean Countries | 0 | - | 4.93 | 84,748 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,951 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,022 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,562 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,897 |
| Danube Countries | 0 | - | 4.97 | 72,077 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,095 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,476 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,415 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,896 |
| European Landlocked Countries | 0 | - | 4.99 | 147,205 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,736 |
| Countries with the Most Species | 0 | - | 4.99 | 103,286 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,854 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,625 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,742 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,579 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,278 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,716 |
| Countries in the Alps | 0 | - | 4.87 | 118,283 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,407 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,137 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,700 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,642 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,570 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,989 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,730 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,552 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,205 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,907 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,682 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,556 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,267 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,773 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,523 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,579 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,014 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,355 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,330 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,842 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,154 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,173 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,265 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,271 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,934 |
| Largest Countries By Category | 0 | - | 4.97 | 158,300 |
| Orthodox Countries | 0 | - | 4.92 | 132,318 |
| Countries by Countries | 0 | - | 4.96 | 63,297 |
| Monarchies of Europe | 0 | - | 4.90 | 98,391 |
| Monarchies of Asia | 0 | - | 4.97 | 71,257 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,793 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,183 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,722 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,049 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,712 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,477 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,793 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,597 |
| Countries that Start with D | 0 | - | 4.96 | 712,184 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,177 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,404 |
| Countries that Start with H | 0 | - | 4.96 | 606,545 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,651 |
| Countries that Start with J | 0 | - | 4.98 | 604,130 |
| Countries that Start with K | 0 | - | 4.97 | 817,689 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,980 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,060 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,417 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,044 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,570 |
| Countries that Start with U | 0 | - | 4.97 | 905,869 |
| Countries that Start with V | 0 | - | 4.98 | 610,312 |
| Countries that Start with F | 0 | - | 4.83 | 618,976 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,220 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,373 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,634 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,940 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,635 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,632 |
| Island Countries | 0 | - | 4.99 | 711,200 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,646 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,946 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,805 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,427 |
| Northernmost Countries | 0 | - | 4.99 | 362,175 |
| Countries of South America | 0 | - | 5.00 | 928,007 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,740 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,729 |
| "Land" Countries | 0 | - | 4.98 | 337,468 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,483 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,900 |
| Companies by Country | 0 | - | 4.61 | 119,853 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,671 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,390 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,298 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,526 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,874 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,196 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,161 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,912 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,146 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,019 |
| Countries with Megacities | 0 | - | 4.99 | 264,865 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,854 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,540 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,112 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,616 |
| Countries by Official Language | 0 | - | 4.95 | 195,340 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,502 |
| Countries in their Native Language | 0 | - | 4.99 | 199,132 |
| Independence from Whom | 0 | - | 4.99 | 212,209 |
| Subdivisions by Country | 0 | - | 4.87 | 50,448 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,805 |
| Megadiverse Countries | 0 | - | 4.96 | 135,056 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,180 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,385 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,262 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,123 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,192 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,622 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,535 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,063 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,683 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,161 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,766 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,916 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,230 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,990 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,378 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,394 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,174 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,330 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,037 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,329 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,936 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,053 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,332 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,469 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,605 |
| Widest Countries East to West | 0 | - | 4.92 | 129,696 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,468 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,432 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,139 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,797 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,627 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,914 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,389 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,811 |
| Countries with Double Letters | 0 | - | 4.96 | 96,321 |
| Countries that End in N | 0 | - | 4.95 | 171,221 |
| Countries with Five Letters | 0 | - | 4.96 | 282,662 |