| Richest Island Countries | 0 | - | 4.84 | 99,422 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,569 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,816 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,846 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,631 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,787 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,163 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,061 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,546 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,663 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,049 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,575 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,913 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,660 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,054 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,385 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,483 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,868,649 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,112 |
| NATO Countries | 0 | - | 4.98 | 275,273 |
| EU Countries Quiz | 0 | - | 4.99 | 269,569 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,611 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,828 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,852 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,621 |
| Countries with NO Military | 0 | - | 4.97 | 61,096 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,708 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,258 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,861 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,610 |
| Five Richest Countries by Continent | 0 | - | 4.67 | 205,686 |
| Landlocked Countries | 0 | - | 4.99 | 413,061 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,303 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,177 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,669 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,831 |
| Buddhist Countries | 0 | - | 4.96 | 142,854 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,363 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,335 |
| Himalayan Countries | 0 | - | 4.95 | 135,123 |
| Andean Countries | 0 | - | 4.94 | 82,706 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,123 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,044 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,798 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,502 |
| Danube Countries | 0 | - | 4.97 | 71,016 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,677 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,476 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,335 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,248 |
| European Landlocked Countries | 0 | - | 4.99 | 145,689 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,087 |
| Countries with the Most Species | 0 | - | 4.99 | 95,208 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,243 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,183 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,341 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,918 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,533 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,890 |
| Countries in the Alps | 0 | - | 4.87 | 116,718 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,500 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,125 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,961 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,349 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,079 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,945 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,496 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,703 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,697 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,992 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,174 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,007 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,390 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,695 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,696 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,929 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,584 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,213 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,708 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,940 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,432 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,555 |
| Largest Countries By Category | 0 | - | 4.97 | 156,659 |
| Countries by Countries | 0 | - | 4.96 | 62,189 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,685 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,238 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,903 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,104 |
| Island Countries | 0 | - | 4.99 | 707,336 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,165 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,559 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,621 |
| Northernmost Countries | 0 | - | 4.99 | 357,371 |
| Countries of South America | 0 | - | 5.00 | 913,745 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,080 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,968 |
| "Land" Countries | 0 | - | 4.98 | 333,475 |
| Countries that Start with A | 0 | - | 4.98 | 2,145,188 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,460 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,156 |
| Countries that Start with D | 0 | - | 4.96 | 700,758 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,592 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,795 |
| Countries that Start with H | 0 | - | 4.96 | 597,274 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,466 |
| Countries that Start with J | 0 | - | 4.98 | 595,355 |
| Countries that Start with K | 0 | - | 4.96 | 808,796 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,177 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,034 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,864 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,522 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,635 |
| Countries that Start with U | 0 | - | 4.97 | 899,485 |
| Countries that Start with V | 0 | - | 4.98 | 604,685 |
| Countries that Start with F | 0 | - | 4.83 | 611,644 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,530 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,917 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,911 |
| Orthodox Countries | 0 | - | 4.91 | 130,283 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,793 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,620 |
| Monarchies of Europe | 0 | - | 4.90 | 97,236 |
| Monarchies of Asia | 0 | - | 4.97 | 70,547 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,303 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,394 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,183 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,504 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,356 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,916 |
| Countries with Megacities | 0 | - | 4.99 | 246,322 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,841 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,760 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,294 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,701 |
| Countries by Official Language | 0 | - | 4.95 | 192,631 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,940 |
| Countries in their Native Language | 0 | - | 4.99 | 196,506 |
| Independence from Whom | 0 | - | 4.99 | 209,529 |
| Subdivisions by Country | 0 | - | 4.86 | 50,039 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,614 |
| Megadiverse Countries | 0 | - | 4.97 | 133,841 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,681 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,887 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,382 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,844 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,571 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,947 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,622 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,079 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,187 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,723 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,435 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,375 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,286 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,449 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,463 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,129 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,310 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,172 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,243 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,203 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,906 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,873 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,557 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,790 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,991 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,194 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,894 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,280 |
| Widest Countries East to West | 0 | - | 4.92 | 128,543 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,084 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,197 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,117 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,532 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,638 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,536 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,965 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,036 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,555 |
| Companies by Country | 0 | - | 4.56 | 118,631 |
| Countries with Double Letters | 0 | - | 4.97 | 93,256 |
| Countries that End in N | 0 | - | 4.94 | 156,328 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,537 |
| Countries with Six Letters | 0 | - | 4.93 | 210,236 |
| Countries with W | 0 | - | 4.97 | 158,141 |
| Countries with Z | 0 | - | 4.98 | 287,691 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,450 |
| Countries That End in U | 0 | - | 4.95 | 119,465 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,403 |
| Countries that End in O | 0 | - | 4.92 | 158,495 |
| Countries that End in R | 0 | - | 4.86 | 118,222 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,819 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,898 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,201 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,408 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,590 |
| Countries That End in Y | 0 | - | 4.90 | 185,166 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,206 |
