| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,683 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,397 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,526 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,370 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,526 |
| Richest Island Countries | 0 | - | 4.84 | 100,515 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,378 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,429 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,393 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,275 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,522 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,155 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,853 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,442,057 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,170 |
| NATO Countries | 0 | - | 4.98 | 280,259 |
| EU Countries Quiz | 0 | - | 4.99 | 274,040 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,249 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,029 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,350 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 148,422 |
| Countries with NO Military | 0 | - | 4.97 | 62,256 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,158 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,090 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,901 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,580 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,156 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,405 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,122 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,127 |
| Landlocked Countries | 0 | - | 4.99 | 420,251 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,949 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,861 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,150 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,373 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,583 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,176 |
| Buddhist Countries | 0 | - | 4.96 | 144,306 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,766,220 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,614 |
| Himalayan Countries | 0 | - | 4.95 | 138,017 |
| Andean Countries | 0 | - | 4.95 | 84,216 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,433 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,227 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,082 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,523 |
| Danube Countries | 0 | - | 4.97 | 71,801 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,744 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,190 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,918 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,265 |
| European Landlocked Countries | 0 | - | 4.99 | 146,939 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,333 |
| Countries with the Most Species | 0 | - | 4.99 | 103,068 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,500 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,490 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,645 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,424 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,105 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,493 |
| Countries in the Alps | 0 | - | 4.87 | 117,928 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 98,853 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,654 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,531 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,425 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,272 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,820 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,446 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,318 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,061 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,681 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,553 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,409 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,051 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,330 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,343 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,481 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,156 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,669 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,780 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,057 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,610 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,084 |
| Largest Countries By Category | 0 | - | 4.97 | 157,883 |
| Countries by Countries | 0 | - | 4.97 | 62,986 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,483 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,103 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,981 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,119 |
| Island Countries | 0 | - | 4.99 | 710,300 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,646 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,630 |
| Northernmost Countries | 0 | - | 4.99 | 361,130 |
| Countries of South America | 0 | - | 5.00 | 924,809 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,666 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,871,259 |
| "Land" Countries | 0 | - | 4.98 | 336,133 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,214 |
| Countries that Start with B | 0 | - | 4.95 | 2,293,925 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,711 |
| Countries that Start with D | 0 | - | 4.96 | 709,363 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,907 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,992 |
| Countries that Start with H | 0 | - | 4.96 | 604,585 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,041 |
| Countries that Start with J | 0 | - | 4.98 | 602,267 |
| Countries that Start with K | 0 | - | 4.97 | 815,617 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,508 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,471 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,895 |
| Countries that Start with S | 0 | - | 4.98 | 1,754,503 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,665 |
| Countries that Start with U | 0 | - | 4.97 | 904,370 |
| Countries that Start with V | 0 | - | 4.98 | 609,254 |
| Countries that Start with F | 0 | - | 4.83 | 617,472 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,432 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,151 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,580 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,384 |
| Orthodox Countries | 0 | - | 4.92 | 131,910 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,911 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,379,116 |
| Monarchies of Europe | 0 | - | 4.90 | 98,130 |
| Monarchies of Asia | 0 | - | 4.97 | 71,083 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,794 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,878 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,359 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,697 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,350 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,408 |
| Countries with Megacities | 0 | - | 4.99 | 263,158 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,244 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,218 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,535 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,246 |
| Countries by Official Language | 0 | - | 4.95 | 194,897 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,887 |
| Countries in their Native Language | 0 | - | 4.99 | 198,427 |
| Independence from Whom | 0 | - | 4.99 | 211,668 |
| Subdivisions by Country | 0 | - | 4.86 | 50,347 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,945 |
| Megadiverse Countries | 0 | - | 4.96 | 134,867 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,760 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,246 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,836 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,056 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,886 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,463 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,189 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,924 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,553 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,032 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,315 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,786 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,436 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,082 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,856 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,366 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,580 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,311 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,173 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,750 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,073 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,805 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,721 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,686 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,824 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,955 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,340 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,417 |
| Widest Countries East to West | 0 | - | 4.92 | 129,484 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,730 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,414 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,139 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,051 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,629 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,391 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,690 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,305 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,758 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 290,651 |
| Companies by Country | 0 | - | 4.61 | 119,637 |
| Countries with Double Letters | 0 | - | 4.97 | 95,350 |
| Countries that End in N | 0 | - | 4.95 | 170,391 |
| Countries with Five Letters | 0 | - | 4.96 | 281,269 |
| Countries with Six Letters | 0 | - | 4.94 | 212,799 |
| Countries with W | 0 | - | 4.97 | 159,705 |
| Countries with Z | 0 | - | 4.98 | 290,610 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,971 |
| Countries That End in U | 0 | - | 4.95 | 120,514 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,984 |
| Countries that End in O | 0 | - | 4.92 | 159,284 |
| Countries that End in R | 0 | - | 4.87 | 118,804 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,568 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,584 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,316 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,214 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,825 |
| Countries That End in Y | 0 | - | 4.91 | 185,717 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,519 |
