| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,802 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,459 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,596 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,611 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,823 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,671 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,135 |
| Richest Island Countries | 0 | - | 4.85 | 100,612 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,484 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,503 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,870 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,371 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,603 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,293 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,250 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,224 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,953 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,256 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,447 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,708 |
| NATO Countries | 0 | - | 4.98 | 280,742 |
| EU Countries Quiz | 0 | - | 4.99 | 274,615 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,670 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,586 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,755 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,658 |
| Countries with NO Military | 0 | - | 4.97 | 62,420 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,649 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,498,128 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,851 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,119 |
| Landlocked Countries | 0 | - | 4.99 | 420,975 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,916 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,960 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,352 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,488 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,315 |
| Buddhist Countries | 0 | - | 4.96 | 144,437 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,947 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,100 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,740 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,817 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,643 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,276 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,263 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,639 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,310 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,208 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,047 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,322 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,686 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,301 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,189 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,973 |
| Himalayan Countries | 0 | - | 4.95 | 138,285 |
| Andean Countries | 0 | - | 4.95 | 84,362 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,586 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,496 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,209 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,621 |
| Danube Countries | 0 | - | 4.97 | 71,891 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,861 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,283 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,081 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,549 |
| European Landlocked Countries | 0 | - | 4.99 | 147,022 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,453 |
| Countries with the Most Species | 0 | - | 4.99 | 103,142 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,597 |
| 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 | 59,467 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,149 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,553 |
| Countries in the Alps | 0 | - | 4.87 | 118,031 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,254 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,822 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,575 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,501 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,376 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,870 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,534 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,392 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,110 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,739 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,585 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,442 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,112 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,674 |
| 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 | 118,654 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,209 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,720 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,544 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,876 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,429 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,806 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,139 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,884 |
| Largest Countries By Category | 0 | - | 4.97 | 158,007 |
| Orthodox Countries | 0 | - | 4.92 | 132,043 |
| Countries by Countries | 0 | - | 4.96 | 63,076 |
| Monarchies of Europe | 0 | - | 4.90 | 98,200 |
| Monarchies of Asia | 0 | - | 4.97 | 71,126 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,924 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,562 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,919 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,488 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,873 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,560 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,016 |
| Countries that Start with D | 0 | - | 4.96 | 710,306 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,953 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,159 |
| Countries that Start with H | 0 | - | 4.96 | 605,264 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,920 |
| Countries that Start with J | 0 | - | 4.98 | 602,930 |
| Countries that Start with K | 0 | - | 4.97 | 816,318 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,323 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,342 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,737 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,664 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,330 |
| Countries that Start with U | 0 | - | 4.97 | 904,908 |
| Countries that Start with V | 0 | - | 4.98 | 609,619 |
| Countries that Start with F | 0 | - | 4.83 | 618,008 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,348 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,834 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,812 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,919 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,635 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,071 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,125 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,006 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,447 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,686 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,203 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,561 |
| Island Countries | 0 | - | 4.99 | 710,618 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,605 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,919 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,979 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,507 |
| Northernmost Countries | 0 | - | 4.99 | 361,478 |
| Countries of South America | 0 | - | 5.00 | 925,754 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,953 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,523 |
| "Land" Countries | 0 | - | 4.98 | 336,964 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,445 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,528 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,659 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,823 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,777 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 290,977 |
| Companies by Country | 0 | - | 4.61 | 119,701 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,363 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,185 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,088 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,016 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 161,305 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,508 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,520 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,614 |
| Countries with Megacities | 0 | - | 4.99 | 263,821 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,466 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,323 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,365 |
| Countries by Official Language | 0 | - | 4.95 | 195,035 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,091 |
| Countries in their Native Language | 0 | - | 4.99 | 198,540 |
| Independence from Whom | 0 | - | 4.99 | 211,842 |
| Subdivisions by Country | 0 | - | 4.86 | 50,384 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,468 |
| Megadiverse Countries | 0 | - | 4.96 | 134,923 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,899 |
| 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 | 162,978 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,521 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,315 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,967 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,591 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,048 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,452 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,815 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,127 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,905 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,240 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,877 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,152 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,875 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,911 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,788 |
| 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 | 120,491 |