| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,749 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,288 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,308 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,467 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,103 |
| Richest Island Countries | 0 | - | 4.85 | 101,414 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,461 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,115 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,795 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,202 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 85,279 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,401 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 50,115 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,002,361 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,638 |
| NATO Countries | 0 | - | 4.98 | 284,235 |
| EU Countries Quiz | 0 | - | 4.99 | 279,155 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,102 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,288 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,924 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,109 |
| Countries with NO Military | 0 | - | 4.97 | 63,674 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,989 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,317 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,427 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,239 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,084 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,778 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,364 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,268 |
| Landlocked Countries | 0 | - | 4.99 | 427,652 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,777 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,864 |
| Countries with the Most Christians | 0 | - | 4.93 | 145,014 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,516 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,549 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,406 |
| Buddhist Countries | 0 | - | 4.96 | 145,306 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,259 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,109 |
| Himalayan Countries | 0 | - | 4.93 | 141,001 |
| Andean Countries | 0 | - | 4.94 | 85,890 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,999 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,614 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,546 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,749 |
| Danube Countries | 0 | - | 4.97 | 72,604 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,868 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,010 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,521 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,996 |
| European Landlocked Countries | 0 | - | 4.99 | 147,813 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,598 |
| Countries with the Most Species | 0 | - | 4.99 | 103,667 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,701 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,827 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,970 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,952 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,703 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,169 |
| Countries in the Alps | 0 | - | 4.87 | 119,040 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,108 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,248 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,090 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,214 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,185 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,422 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,638 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,030 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,534 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,348 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,976 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,850 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,701 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,957 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,060 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,241 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,767 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,747 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,892 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,529 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,626 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,639 |
| Largest Countries By Category | 0 | - | 4.97 | 159,165 |
| Countries by Countries | 0 | - | 4.97 | 63,850 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,278 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,973 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,155 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,601 |
| Island Countries | 0 | - | 4.99 | 713,174 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 73,082 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,658 |
| Northernmost Countries | 0 | - | 4.99 | 364,807 |
| Countries of South America | 0 | - | 5.00 | 934,841 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,178 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,894,466 |
| "Land" Countries | 0 | - | 4.98 | 339,157 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,308 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,955 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,154 |
| Countries that Start with D | 0 | - | 4.96 | 718,321 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,304 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,901 |
| Countries that Start with H | 0 | - | 4.96 | 610,932 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,437 |
| Countries that Start with J | 0 | - | 4.98 | 608,264 |
| Countries that Start with K | 0 | - | 4.97 | 822,148 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,566 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,672 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,773 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,478 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,257 |
| Countries that Start with U | 0 | - | 4.97 | 909,544 |
| Countries that Start with V | 0 | - | 4.98 | 612,763 |
| Countries that Start with F | 0 | - | 4.83 | 622,327 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,106 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,585 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,783 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,701 |
| Orthodox Countries | 0 | - | 4.92 | 133,011 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 23,014 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,398,319 |
| Monarchies of Europe | 0 | - | 4.90 | 99,077 |
| Monarchies of Asia | 0 | - | 4.97 | 71,641 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,419 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,382 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,430 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,764 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,302 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,630 |
| Countries with Megacities | 0 | - | 4.99 | 268,137 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,284 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,403 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,611 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,515 |
| Countries by Official Language | 0 | - | 4.95 | 196,316 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,072 |
| Countries in their Native Language | 0 | - | 4.99 | 200,027 |
| Independence from Whom | 0 | - | 4.99 | 213,522 |
| Subdivisions by Country | 0 | - | 4.87 | 50,682 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,745 |
| Megadiverse Countries | 0 | - | 4.96 | 149,718 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,209 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,594 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,841 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,272 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,537 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,952 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,369 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,652 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,204 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,299 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,878 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,517 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,575 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,528 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,244 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,052 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,535 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,861 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,856 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,612 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,284 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,757 |
| Countries With the Most Languages | 0 | - | 4.90 | 204,045 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,612 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,723 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,901 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,783 |
| Tallest Countries North to South | 0 | - | 4.85 | 131,009 |
| Widest Countries East to West | 0 | - | 4.92 | 130,902 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.70 | 94,321 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,637 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,462 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,583 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,193 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,427 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,646 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,547 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,934 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 292,523 |
| Companies by Country | 0 | - | 4.61 | 120,573 |
| Countries with Double Letters | 0 | - | 4.96 | 97,759 |
| Countries that End in N | 0 | - | 4.95 | 172,761 |
| Countries with Five Letters | 0 | - | 4.96 | 284,819 |
| Countries with Six Letters | 0 | - | 4.94 | 215,093 |
| Countries with W | 0 | - | 4.96 | 161,412 |
| Countries with Z | 0 | - | 4.98 | 293,154 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,781 |
| Countries That End in U | 0 | - | 4.95 | 121,449 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,534 |
| Countries that End in O | 0 | - | 4.92 | 160,421 |
| Countries that End in R | 0 | - | 4.87 | 119,312 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,085 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,252 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 187,538 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,293 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,964 |
| Countries That End in Y | 0 | - | 4.91 | 186,199 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,497 |