| Richest Island Countries | 0 | - | 4.84 | 99,427 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,571 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,830 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,851 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,637 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,790 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,023 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,712 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,262 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,164 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,062 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,593 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,666 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,059 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,921 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,663 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,059 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,386 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,485 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,133 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,314 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,177 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,133 |
| NATO Countries | 0 | - | 4.98 | 275,299 |
| EU Countries Quiz | 0 | - | 4.99 | 269,583 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,623 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,849 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,870 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,628 |
| Countries with NO Military | 0 | - | 4.97 | 61,100 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,862 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,871,131 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.52 | 282,612 |
| Five Richest Countries by Continent | 0 | - | 4.67 | 205,690 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,055 |
| Landlocked Countries | 0 | - | 4.99 | 413,080 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,684 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,557 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,309 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,178 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,837 |
| Buddhist Countries | 0 | - | 4.96 | 142,863 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,541 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,346 |
| Himalayan Countries | 0 | - | 4.95 | 135,131 |
| Andean Countries | 0 | - | 4.94 | 82,713 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,131 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,049 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,803 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,505 |
| Danube Countries | 0 | - | 4.97 | 71,020 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,683 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,477 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,339 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,259 |
| European Landlocked Countries | 0 | - | 4.99 | 145,691 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,094 |
| Countries with the Most Species | 0 | - | 4.99 | 95,208 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,246 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,183 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,342 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,919 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,536 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,892 |
| Countries in the Alps | 0 | - | 4.87 | 116,725 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,501 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,129 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,963 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,353 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,087 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,948 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,499 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,706 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,738 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,999 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,175 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,009 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,392 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,168 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,696 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,697 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,932 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,584 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,214 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,915 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,713 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,952 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,444 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,558 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,560 |
| Largest Countries By Category | 0 | - | 4.97 | 156,660 |
| Orthodox Countries | 0 | - | 4.91 | 130,290 |
| Countries by Countries | 0 | - | 4.96 | 62,193 |
| Monarchies of Europe | 0 | - | 4.90 | 97,239 |
| Monarchies of Asia | 0 | - | 4.97 | 70,550 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,337 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,309 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,691 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,396 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,191 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,285 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,530 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,211 |
| Countries that Start with D | 0 | - | 4.96 | 700,798 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,638 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,845 |
| Countries that Start with H | 0 | - | 4.96 | 597,317 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,519 |
| Countries that Start with J | 0 | - | 4.98 | 595,385 |
| Countries that Start with K | 0 | - | 4.96 | 808,835 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,220 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,077 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,899 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,586 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,664 |
| Countries that Start with U | 0 | - | 4.97 | 899,522 |
| Countries that Start with V | 0 | - | 4.98 | 604,706 |
| Countries that Start with F | 0 | - | 4.83 | 611,674 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,573 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,511 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,367 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,263 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,912 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,154 |
| Island Countries | 0 | - | 4.99 | 707,350 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 86,918 |
| Countries with the Largest Merchant Navies | 0 | - | 4.56 | 22,793 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,676 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,672 |
| Northernmost Countries | 0 | - | 4.99 | 357,389 |
| Countries of South America | 0 | - | 5.00 | 913,786 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,131 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,081 |
| "Land" Countries | 0 | - | 4.98 | 333,482 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,286 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,085 |
| Companies by Country | 0 | - | 4.56 | 118,633 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,185 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,055 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,462 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,752 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 56,888 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,017 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,938 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,357 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,924 |
| Countries with Megacities | 0 | - | 4.99 | 246,343 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,849 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,763 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,302 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,708 |
| Countries by Official Language | 0 | - | 4.95 | 192,634 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,951 |
| Countries in their Native Language | 0 | - | 4.99 | 196,509 |
| Independence from Whom | 0 | - | 4.99 | 209,536 |
| Subdivisions by Country | 0 | - | 4.86 | 50,039 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,622 |
| Megadiverse Countries | 0 | - | 4.97 | 133,844 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,685 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,889 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,382 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,844 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,573 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,954 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,626 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,084 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,190 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,726 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,439 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,378 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,452 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,465 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,626 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,996 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,246 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,208 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,910 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,874 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,564 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,794 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,993 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,197 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,894 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,281 |
| Widest Countries East to West | 0 | - | 4.92 | 128,545 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,197 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,124 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,534 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,638 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,542 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,970 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,037 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,556 |
| Countries with Double Letters | 0 | - | 4.97 | 93,261 |
| Countries that End in N | 0 | - | 4.94 | 156,331 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,540 |
| Countries with Six Letters | 0 | - | 4.93 | 210,239 |
| Countries with W | 0 | - | 4.97 | 158,144 |
| Countries with Z | 0 | - | 4.98 | 287,708 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,455 |
