| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,595 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,029 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,238 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,186 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,863 |
| Richest Island Countries | 0 | - | 4.85 | 101,304 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,301 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,007 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,319 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,087 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,177 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,273 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 50,070 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,939,121 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,163 |
| NATO Countries | 0 | - | 4.98 | 283,805 |
| EU Countries Quiz | 0 | - | 4.99 | 278,615 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,724 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,452 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,657 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,926 |
| Countries with NO Military | 0 | - | 4.97 | 63,536 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,909 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,161 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,361 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,155 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,978 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,730 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,324 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,242 |
| Landlocked Countries | 0 | - | 4.99 | 426,860 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,553 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,770 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,847 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,409 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,127 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,276 |
| Buddhist Countries | 0 | - | 4.96 | 145,204 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,809,544 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,722 |
| Himalayan Countries | 0 | - | 4.93 | 140,641 |
| Andean Countries | 0 | - | 4.94 | 85,719 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,835 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,359 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,394 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,623 |
| Danube Countries | 0 | - | 4.97 | 72,510 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,730 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,930 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,351 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,809 |
| European Landlocked Countries | 0 | - | 4.99 | 147,699 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,464 |
| Countries with the Most Species | 0 | - | 4.99 | 103,623 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,571 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,801 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,933 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,899 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,649 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,097 |
| Countries in the Alps | 0 | - | 4.87 | 118,910 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,884 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,049 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,034 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,130 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,082 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,349 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,524 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,961 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,490 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,279 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,932 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,809 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,632 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,884 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,982 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,064 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,689 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,047 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,781 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,107 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,374 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,585 |
| Largest Countries By Category | 0 | - | 4.97 | 159,013 |
| Countries by Countries | 0 | - | 4.97 | 63,755 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,191 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,209 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,934 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,129 |
| Island Countries | 0 | - | 4.99 | 712,856 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 73,021 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,666 |
| Northernmost Countries | 0 | - | 4.99 | 364,412 |
| Countries of South America | 0 | - | 5.00 | 933,704 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,752 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,699 |
| "Land" Countries | 0 | - | 4.98 | 338,788 |
| Countries that Start with A | 0 | - | 4.98 | 2,177,468 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,120 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,721 |
| Countries that Start with D | 0 | - | 4.96 | 717,301 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,091 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,597 |
| Countries that Start with H | 0 | - | 4.96 | 610,175 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,368 |
| Countries that Start with J | 0 | - | 4.98 | 607,577 |
| Countries that Start with K | 0 | - | 4.97 | 821,389 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,644 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,698 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,844 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,272 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,533 |
| Countries that Start with U | 0 | - | 4.97 | 908,951 |
| Countries that Start with V | 0 | - | 4.98 | 612,361 |
| Countries that Start with F | 0 | - | 4.83 | 621,755 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,143 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,516 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,764 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,551 |
| Orthodox Countries | 0 | - | 4.92 | 132,896 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 23,006 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,907 |
| Monarchies of Europe | 0 | - | 4.90 | 98,977 |
| Monarchies of Asia | 0 | - | 4.97 | 71,568 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,255 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,325 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,303 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,640 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,187 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,395 |
| Countries with Megacities | 0 | - | 4.99 | 267,604 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,042 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,274 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,380 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,377 |
| Countries by Official Language | 0 | - | 4.95 | 196,152 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,833 |
| Countries in their Native Language | 0 | - | 4.99 | 199,883 |
| Independence from Whom | 0 | - | 4.99 | 213,299 |
| Subdivisions by Country | 0 | - | 4.87 | 50,647 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,598 |
| Megadiverse Countries | 0 | - | 4.96 | 147,625 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,070 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,563 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,770 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,244 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,401 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,907 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,224 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,603 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,139 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,280 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,689 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,455 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,565 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,482 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,195 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,892 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,436 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,583 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,772 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,427 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,185 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,647 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,807 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,514 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,623 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,813 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,742 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,892 |
| Widest Countries East to West | 0 | - | 4.92 | 130,798 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.70 | 94,253 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,623 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,343 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,545 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,123 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,066 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,573 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,525 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,915 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 292,374 |
| Companies by Country | 0 | - | 4.61 | 120,493 |
| Countries with Double Letters | 0 | - | 4.96 | 97,460 |
| Countries that End in N | 0 | - | 4.95 | 172,499 |
| Countries with Five Letters | 0 | - | 4.96 | 284,437 |
| Countries with Six Letters | 0 | - | 4.94 | 214,812 |
| Countries with W | 0 | - | 4.96 | 161,199 |
| Countries with Z | 0 | - | 4.98 | 292,837 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,567 |
| Countries That End in U | 0 | - | 4.95 | 121,332 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,318 |
| Countries that End in O | 0 | - | 4.92 | 160,324 |
| Countries that End in R | 0 | - | 4.87 | 119,254 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,023 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,054 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 182,544 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,075 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,494 |
| Countries That End in Y | 0 | - | 4.91 | 186,146 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,033 |
