| Richest Island Countries | 0 | - | 4.85 | 100,619 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,505 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,887 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,372 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,607 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,295 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,259 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,448 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,960 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,612 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,826 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,604 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,676 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,189 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,488 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,808 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,460 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,499,608 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,725 |
| NATO Countries | 0 | - | 4.98 | 280,753 |
| EU Countries Quiz | 0 | - | 4.99 | 274,629 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,683 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,597 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,761 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,664 |
| Countries with NO Military | 0 | - | 4.97 | 62,425 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,252 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,226 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,954 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,654 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 290,993 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,364 |
| Landlocked Countries | 0 | - | 4.99 | 420,994 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,122 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,358 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,490 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,923 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,319 |
| Buddhist Countries | 0 | - | 4.96 | 144,441 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,771,101 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,980 |
| Himalayan Countries | 0 | - | 4.95 | 138,291 |
| Andean Countries | 0 | - | 4.95 | 84,366 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,588 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,498 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,212 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,623 |
| Danube Countries | 0 | - | 4.97 | 71,898 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,864 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,288 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,084 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,557 |
| European Landlocked Countries | 0 | - | 4.99 | 147,026 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,457 |
| Countries with the Most Species | 0 | - | 4.99 | 103,142 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,603 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,533 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,674 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,468 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,150 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,554 |
| Countries in the Alps | 0 | - | 4.87 | 118,035 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,273 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,823 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,578 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,503 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,377 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,871 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,535 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,393 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,111 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,740 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,585 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,443 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,114 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,383 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,410 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,657 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,209 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,722 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,877 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,437 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,809 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,141 |
| Largest Countries By Category | 0 | - | 4.97 | 158,009 |
| Countries by Countries | 0 | - | 4.96 | 63,077 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,563 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,704 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,210 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,584 |
| Island Countries | 0 | - | 4.99 | 710,634 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,675 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,886 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,528 |
| Northernmost Countries | 0 | - | 4.99 | 361,485 |
| Countries of South America | 0 | - | 5.00 | 925,787 |
| Countries of Oceania | 0 | - | 5.00 | 1,055,008 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,599 |
| "Land" Countries | 0 | - | 4.98 | 336,972 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,922 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,608 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,055 |
| Countries that Start with D | 0 | - | 4.96 | 710,322 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,984 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,187 |
| Countries that Start with H | 0 | - | 4.96 | 605,283 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,943 |
| Countries that Start with J | 0 | - | 4.98 | 602,941 |
| Countries that Start with K | 0 | - | 4.97 | 816,334 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,347 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,359 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,765 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,688 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,344 |
| Countries that Start with U | 0 | - | 4.97 | 904,917 |
| Countries that Start with V | 0 | - | 4.98 | 609,626 |
| Countries that Start with F | 0 | - | 4.83 | 618,021 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,378 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,606 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,550 |
| Orthodox Countries | 0 | - | 4.92 | 132,054 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,919 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,381,014 |
| Monarchies of Europe | 0 | - | 4.90 | 98,201 |
| Monarchies of Asia | 0 | - | 4.97 | 71,127 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,929 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,922 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,493 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,840 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,449 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,617 |
| Countries with Megacities | 0 | - | 4.99 | 263,833 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,470 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,326 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,740 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,365 |
| Countries by Official Language | 0 | - | 4.95 | 195,038 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,098 |
| Countries in their Native Language | 0 | - | 4.99 | 198,542 |
| Independence from Whom | 0 | - | 4.99 | 211,847 |
| Subdivisions by Country | 0 | - | 4.86 | 50,385 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,498 |
| Megadiverse Countries | 0 | - | 4.96 | 134,924 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,902 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,285 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,868 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,073 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,982 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,521 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,321 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,970 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,593 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,049 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,454 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,816 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,445 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,129 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,907 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,532 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,660 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,832 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,245 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,879 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,154 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,875 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,918 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,792 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,917 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,211 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,386 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,494 |
| Widest Countries East to West | 0 | - | 4.92 | 129,559 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,778 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,425 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,245 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,085 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,681 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,468 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,754 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,332 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,777 |
| Companies by Country | 0 | - | 4.61 | 119,702 |
| Countries with Double Letters | 0 | - | 4.97 | 95,913 |
| Countries that End in N | 0 | - | 4.95 | 170,826 |
| Countries with Five Letters | 0 | - | 4.96 | 281,929 |
| Countries with Six Letters | 0 | - | 4.94 | 213,248 |
| Countries with W | 0 | - | 4.97 | 160,099 |
| Countries with Z | 0 | - | 4.98 | 291,102 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,454 |
| Countries That End in U | 0 | - | 4.95 | 120,719 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,231 |
| Countries that End in O | 0 | - | 4.92 | 159,426 |
| Countries that End in R | 0 | - | 4.87 | 118,895 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,660 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,837 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,521 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,361 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,227 |
| Countries That End in Y | 0 | - | 4.91 | 185,802 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,717 |
