| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,002 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,535 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,749 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,981 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,009 |
| Richest Island Countries | 0 | - | 4.85 | 100,805 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,668 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,609 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,681 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,537 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,731 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,511 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,603,547 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,656 |
| NATO Countries | 0 | - | 4.98 | 281,633 |
| EU Countries Quiz | 0 | - | 4.99 | 275,652 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,424 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,586 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,275 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,993 |
| Countries with NO Military | 0 | - | 4.97 | 62,665 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,393 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,481 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,074 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,806 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,448 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,518 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,188 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,159 |
| Landlocked Countries | 0 | - | 4.99 | 422,240 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,470 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,114 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,618 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,715 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,813 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,536 |
| Buddhist Countries | 0 | - | 4.96 | 144,632 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,541 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,619 |
| Himalayan Countries | 0 | - | 4.95 | 138,865 |
| Andean Countries | 0 | - | 4.93 | 84,687 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,889 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,933 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,517 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,861 |
| Danube Countries | 0 | - | 4.97 | 72,045 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,060 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,457 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,365 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,852 |
| European Landlocked Countries | 0 | - | 4.99 | 147,176 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,695 |
| Countries with the Most Species | 0 | - | 4.99 | 103,267 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,815 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,607 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,733 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,565 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,254 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,694 |
| Countries in the Alps | 0 | - | 4.87 | 118,250 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,276 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,081 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,679 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,626 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,547 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,967 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,703 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,517 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,201 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,878 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,670 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,542 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,250 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,501 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,552 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,969 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,335 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,109 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,128 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,079 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,199 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,255 |
| Largest Countries By Category | 0 | - | 4.97 | 158,259 |
| Countries by Countries | 0 | - | 4.96 | 63,261 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,696 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,774 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,584 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,508 |
| Island Countries | 0 | - | 4.99 | 711,142 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,760 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,191 |
| Northernmost Countries | 0 | - | 4.99 | 362,070 |
| Countries of South America | 0 | - | 5.00 | 927,707 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,430 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,121 |
| "Land" Countries | 0 | - | 4.98 | 337,411 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,982 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,355 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,226 |
| Countries that Start with D | 0 | - | 4.96 | 711,913 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,836 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,106 |
| Countries that Start with H | 0 | - | 4.96 | 606,353 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,385 |
| Countries that Start with J | 0 | - | 4.98 | 603,947 |
| Countries that Start with K | 0 | - | 4.97 | 817,491 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,738 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,802 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,175 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,726 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,384 |
| Countries that Start with U | 0 | - | 4.97 | 905,729 |
| Countries that Start with V | 0 | - | 4.98 | 610,197 |
| Countries that Start with F | 0 | - | 4.83 | 618,835 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,937 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,255 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,639 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,809 |
| Orthodox Countries | 0 | - | 4.92 | 132,265 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,941 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,339 |
| Monarchies of Europe | 0 | - | 4.90 | 98,359 |
| Monarchies of Asia | 0 | - | 4.97 | 71,230 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,154 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,033 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,678 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,030 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,613 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,966 |
| Countries with Megacities | 0 | - | 4.99 | 264,712 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,801 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,504 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,062 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,580 |
| Countries by Official Language | 0 | - | 4.95 | 195,303 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,451 |
| Countries in their Native Language | 0 | - | 4.99 | 199,093 |
| Independence from Whom | 0 | - | 4.99 | 212,162 |
| Subdivisions by Country | 0 | - | 4.86 | 50,439 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,774 |
| Megadiverse Countries | 0 | - | 4.96 | 135,039 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,140 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,375 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,249 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,118 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,169 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,612 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,510 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,049 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,673 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,155 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,716 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,902 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,481 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,221 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,983 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,369 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,823 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,823 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,566 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,377 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,139 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,310 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,019 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,278 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,919 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,032 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,322 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,457 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,591 |
| Widest Countries East to West | 0 | - | 4.92 | 129,673 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,891 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,463 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,410 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,129 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,785 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,620 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,891 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,380 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,802 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 291,450 |
| Companies by Country | 0 | - | 4.61 | 119,829 |
| Countries with Double Letters | 0 | - | 4.96 | 96,284 |
| Countries that End in N | 0 | - | 4.95 | 171,168 |
| Countries with Five Letters | 0 | - | 4.96 | 282,575 |
| Countries with Six Letters | 0 | - | 4.94 | 213,604 |
| Countries with W | 0 | - | 4.97 | 160,357 |
| Countries with Z | 0 | - | 4.98 | 291,513 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,739 |
| Countries That End in U | 0 | - | 4.95 | 120,865 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,496 |
| Countries that End in O | 0 | - | 4.92 | 159,519 |
| Countries that End in R | 0 | - | 4.87 | 118,976 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,738 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,144 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,711 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,487 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,412 |
| Countries That End in Y | 0 | - | 4.91 | 185,884 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,955 |