| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,988 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,806 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,075 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,878 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,695 |
| Richest Island Countries | 0 | - | 4.84 | 99,944 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,690 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,951 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,238 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,660 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,061 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,451 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,723 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,146,481 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,677 |
| NATO Countries | 0 | - | 4.98 | 277,946 |
| EU Countries Quiz | 0 | - | 4.99 | 271,487 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,259 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,242 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,933 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,374 |
| Countries with NO Military | 0 | - | 4.97 | 61,561 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,432 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,344 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,548 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,151 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,628 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,224 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,012 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,070 |
| Landlocked Countries | 0 | - | 4.99 | 416,449 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,740 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,074 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,232 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,722 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,526 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,458 |
| Buddhist Countries | 0 | - | 4.96 | 143,357 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,111 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,830 |
| Himalayan Countries | 0 | - | 4.95 | 136,418 |
| Andean Countries | 0 | - | 4.95 | 83,437 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,709 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,931 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,389 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,991 |
| Danube Countries | 0 | - | 4.97 | 71,376 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,180 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,835 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,110 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,067 |
| European Landlocked Countries | 0 | - | 4.99 | 146,108 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,723 |
| Countries with the Most Species | 0 | - | 4.99 | 101,025 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,864 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,317 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,498 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,794 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,165 |
| Countries in the Alps | 0 | - | 4.86 | 117,303 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,878 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,845 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,237 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,720 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,796 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,232 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,958 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,982 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,786 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,317 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,344 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,196 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,705 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,981 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,991 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,668 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,876 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,415 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,212 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,886 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,514 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,810 |
| Largest Countries By Category | 0 | - | 4.97 | 157,224 |
| Countries by Countries | 0 | - | 4.96 | 62,575 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,066 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,644 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,739 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,604 |
| Island Countries | 0 | - | 4.99 | 708,743 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,388 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,084 |
| Northernmost Countries | 0 | - | 4.99 | 359,260 |
| Countries of South America | 0 | - | 5.00 | 919,365 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,269 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,898 |
| "Land" Countries | 0 | - | 4.98 | 334,513 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,394 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,693 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,003 |
| Countries that Start with D | 0 | - | 4.96 | 704,769 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,372 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,908 |
| Countries that Start with H | 0 | - | 4.96 | 600,642 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,415 |
| Countries that Start with J | 0 | - | 4.98 | 598,665 |
| Countries that Start with K | 0 | - | 4.97 | 811,830 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,917 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,870 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,726 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,632 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,479 |
| Countries that Start with U | 0 | - | 4.97 | 901,766 |
| Countries that Start with V | 0 | - | 4.98 | 606,978 |
| Countries that Start with F | 0 | - | 4.83 | 614,395 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,692 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,889 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,052 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,607 |
| Orthodox Countries | 0 | - | 4.92 | 130,885 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,855 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,900 |
| Monarchies of Europe | 0 | - | 4.90 | 97,677 |
| Monarchies of Asia | 0 | - | 4.97 | 70,816 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,028 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,611 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,764 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,058 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,859 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,218 |
| Countries with Megacities | 0 | - | 4.99 | 248,822 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,068 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,516 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,441 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,468 |
| Countries by Official Language | 0 | - | 4.95 | 193,952 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,456 |
| Countries in their Native Language | 0 | - | 4.99 | 197,578 |
| Independence from Whom | 0 | - | 4.99 | 210,718 |
| Subdivisions by Country | 0 | - | 4.86 | 50,188 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,286 |
| Megadiverse Countries | 0 | - | 4.96 | 134,522 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,776 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,072 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,618 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,943 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,419 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,201 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,540 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,529 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,357 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,803 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,129 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,573 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,363 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,676 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,633 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,025 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,745 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,206 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,668 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,020 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,643 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,374 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,647 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,238 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,437 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,604 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,135 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,622 |
| Widest Countries East to West | 0 | - | 4.92 | 129,124 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,424 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,322 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,622 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,903 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,938 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,959 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,337 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,063 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,665 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 288,191 |
| Companies by Country | 0 | - | 4.61 | 118,985 |
| Countries with Double Letters | 0 | - | 4.96 | 94,015 |
| Countries that End in N | 0 | - | 4.94 | 164,004 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,451 |
| Countries with Six Letters | 0 | - | 4.93 | 211,030 |
| Countries with W | 0 | - | 4.97 | 158,724 |
| Countries with Z | 0 | - | 4.98 | 288,642 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,970 |
| Countries That End in U | 0 | - | 4.95 | 119,846 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,097 |
| Countries that End in O | 0 | - | 4.92 | 158,812 |
| Countries that End in R | 0 | - | 4.87 | 118,477 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,008 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,672 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,701 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,782 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,346 |
| Countries That End in Y | 0 | - | 4.90 | 185,387 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,791 |