| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,486 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,550 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,852 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,739 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,130 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,078 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,027 |
| Richest Island Countries | 0 | - | 4.84 | 99,511 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,163 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,639 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,089 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,934 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,713 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,901 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,085 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,840 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,323 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,251 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,087 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,501 |
| NATO Countries | 0 | - | 4.98 | 275,716 |
| EU Countries Quiz | 0 | - | 4.99 | 269,899 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,914 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,281 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,032 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,747 |
| Countries with NO Military | 0 | - | 4.97 | 61,169 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,901 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,915,047 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,757 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,094 |
| Landlocked Countries | 0 | - | 4.99 | 413,544 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,999 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,680 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,446 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,259 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,916 |
| Buddhist Countries | 0 | - | 4.96 | 142,946 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,132 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,621 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,714 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,760 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,152 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,159 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,288 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,573 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,272 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,409 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,241 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,503 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,246 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,398 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,702 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,559 |
| Himalayan Countries | 0 | - | 4.95 | 135,331 |
| Andean Countries | 0 | - | 4.94 | 82,811 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,206 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,190 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,886 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,591 |
| Danube Countries | 0 | - | 4.97 | 71,072 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,752 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,531 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,459 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,380 |
| European Landlocked Countries | 0 | - | 4.99 | 145,743 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,194 |
| Countries with the Most Species | 0 | - | 4.99 | 95,238 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,331 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,954 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,571 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,947 |
| Countries in the Alps | 0 | - | 4.86 | 116,813 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,555 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,245 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,997 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,413 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,154 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,994 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,568 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,743 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,263 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,044 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,040 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,449 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,206 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,735 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,746 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,051 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,635 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,252 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,031 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,765 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,249 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,662 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,599 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,594 |
| Largest Countries By Category | 0 | - | 4.97 | 156,748 |
| Orthodox Countries | 0 | - | 4.91 | 130,377 |
| Countries by Countries | 0 | - | 4.96 | 62,251 |
| Monarchies of Europe | 0 | - | 4.90 | 97,307 |
| Monarchies of Asia | 0 | - | 4.97 | 70,600 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,430 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,759 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,432 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,269 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,664 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,756 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,207 |
| Countries that Start with D | 0 | - | 4.96 | 701,464 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,444 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,690 |
| Countries that Start with H | 0 | - | 4.96 | 597,904 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,201 |
| Countries that Start with J | 0 | - | 4.98 | 595,965 |
| Countries that Start with K | 0 | - | 4.97 | 809,346 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,811 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,669 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,484 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,436 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,165 |
| Countries that Start with U | 0 | - | 4.97 | 899,886 |
| Countries that Start with V | 0 | - | 4.98 | 605,060 |
| Countries that Start with F | 0 | - | 4.83 | 612,141 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,249 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,590 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,249 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,041 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,386 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,036 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,030 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,782 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,462 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,848 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,097 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,815 |
| Island Countries | 0 | - | 4.99 | 707,595 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,943 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,808 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,169 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,374 |
| Northernmost Countries | 0 | - | 4.99 | 357,692 |
| Countries of South America | 0 | - | 5.00 | 914,605 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,333 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,105 |
| "Land" Countries | 0 | - | 4.98 | 333,636 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,292 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,256 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,362 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,243 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,146 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,686 |
| Companies by Country | 0 | - | 4.56 | 118,709 |
| Five Richest Countries by Continent | 0 | - | 4.68 | 205,773 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,242 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,117 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,489 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 160,319 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,969 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,603 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,164 |
| Countries with Megacities | 0 | - | 4.99 | 246,832 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,085 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,948 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,504 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,837 |
| Countries by Official Language | 0 | - | 4.95 | 192,761 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,111 |
| Countries in their Native Language | 0 | - | 4.99 | 196,625 |
| Independence from Whom | 0 | - | 4.99 | 209,678 |
| Subdivisions by Country | 0 | - | 4.86 | 50,063 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,735 |
| Megadiverse Countries | 0 | - | 4.97 | 133,896 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,789 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,425 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,857 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,646 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,993 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,938 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,140 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,210 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,739 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,561 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,411 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,489 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,501 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,321 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,337 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,980 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,944 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,736 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,848 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,056 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,269 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,940 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,332 |