| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,397 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,274 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,351 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,603 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,167 |
| Richest Island Countries | 0 | - | 4.84 | 100,296 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,086 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,260 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,269 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,025 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,346 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,880 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,795 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,321,517 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,135 |
| NATO Countries | 0 | - | 4.98 | 279,224 |
| EU Countries Quiz | 0 | - | 4.99 | 272,841 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,400 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,837 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,708 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,968 |
| Countries with NO Military | 0 | - | 4.97 | 61,943 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,915 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,736 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,763 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,388 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,938 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,333 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,078 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,102 |
| Landlocked Countries | 0 | - | 4.99 | 418,732 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,429 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,686 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,770 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,115 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,726 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,864 |
| Buddhist Countries | 0 | - | 4.96 | 143,710 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,616 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,910 |
| Himalayan Countries | 0 | - | 4.94 | 137,344 |
| Andean Countries | 0 | - | 4.95 | 83,889 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,186 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,588 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,799 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,320 |
| Danube Countries | 0 | - | 4.97 | 71,632 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,515 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,033 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,604 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,682 |
| European Landlocked Countries | 0 | - | 4.99 | 146,749 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,100 |
| Countries with the Most Species | 0 | - | 4.99 | 102,885 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,237 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,427 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,581 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,289 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,969 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,345 |
| Countries in the Alps | 0 | - | 4.87 | 117,652 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,109 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,327 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,394 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,960 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,069 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,432 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,253 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,169 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,951 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,533 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,467 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,329 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,908 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,175 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,192 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,140 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,051 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,561 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,496 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,281 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,174 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,983 |
| Largest Countries By Category | 0 | - | 4.97 | 157,605 |
| Countries by Countries | 0 | - | 4.96 | 62,819 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,304 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,802 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,551 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,991 |
| Island Countries | 0 | - | 4.99 | 709,664 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,534 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,848 |
| Northernmost Countries | 0 | - | 4.99 | 360,382 |
| Countries of South America | 0 | - | 5.00 | 922,651 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,683 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,785 |
| "Land" Countries | 0 | - | 4.98 | 335,751 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,669 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,682 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,002 |
| Countries that Start with D | 0 | - | 4.96 | 707,486 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,694 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,340 |
| Countries that Start with H | 0 | - | 4.96 | 602,965 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,034 |
| Countries that Start with J | 0 | - | 4.98 | 600,816 |
| Countries that Start with K | 0 | - | 4.97 | 813,900 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,765 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,716 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,225 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,258 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,405 |
| Countries that Start with U | 0 | - | 4.97 | 903,295 |
| Countries that Start with V | 0 | - | 4.98 | 608,351 |
| Countries that Start with F | 0 | - | 4.83 | 616,210 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,487 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,060 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,519 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,061 |
| Orthodox Countries | 0 | - | 4.92 | 131,295 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,892 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,295 |
| Monarchies of Europe | 0 | - | 4.90 | 97,948 |
| Monarchies of Asia | 0 | - | 4.97 | 70,975 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,510 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,774 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,130 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,442 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,155 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,966 |
| Countries with Megacities | 0 | - | 4.99 | 258,435 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,836 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,955 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,119 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,964 |
| Countries by Official Language | 0 | - | 4.95 | 194,605 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,477 |
| Countries in their Native Language | 0 | - | 4.99 | 198,149 |
| Independence from Whom | 0 | - | 4.99 | 211,262 |
| Subdivisions by Country | 0 | - | 4.86 | 50,278 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,667 |
| Megadiverse Countries | 0 | - | 4.96 | 134,753 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,524 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,175 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,739 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,008 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,686 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,364 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,945 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,831 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,471 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,983 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,909 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,702 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,408 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,979 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,760 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,927 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,330 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 130,509 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,014 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,467 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,906 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,620 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,286 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,497 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,658 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,812 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,251 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,268 |
| Widest Countries East to West | 0 | - | 4.92 | 129,349 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,600 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,377 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,937 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,986 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,499 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,202 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,528 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,225 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,724 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.54 | 289,847 |
| Companies by Country | 0 | - | 4.61 | 119,438 |
| Countries with Double Letters | 0 | - | 4.97 | 95,054 |
| Countries that End in N | 0 | - | 4.95 | 169,928 |
| Countries with Five Letters | 0 | - | 4.96 | 279,965 |
| Countries with Six Letters | 0 | - | 4.94 | 212,438 |
| Countries with W | 0 | - | 4.97 | 159,500 |
| Countries with Z | 0 | - | 4.98 | 289,764 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,707 |
| Countries That End in U | 0 | - | 4.95 | 120,399 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,723 |
| Countries that End in O | 0 | - | 4.92 | 159,186 |
| Countries that End in R | 0 | - | 4.87 | 118,727 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,502 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,292 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,086 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,067 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,655 |
| Countries That End in Y | 0 | - | 4.90 | 185,642 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,199 |
