| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,549 |
| Richest Island Countries | 0 | - | 4.85 | 100,903 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,689 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,233 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,639 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,796 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,665 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,504 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,597 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,124 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,211 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,816 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,994 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,184 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,300 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,763 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,113 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,591 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,813 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,025 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,923 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,050 |
| Countries That Border Russia | 0 | - | 4.98 | 463,407 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,481 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,269 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,017 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,361 |
| Countries Bordering France | 0 | - | 4.83 | 403,939 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,999 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,127 |
| NATO Countries | 0 | - | 4.98 | 282,061 |
| EU Countries Quiz | 0 | - | 4.99 | 276,180 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,862 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,139 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,562 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,182 |
| Countries with NO Military | 0 | - | 4.97 | 62,797 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,880 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.53 | 291,662 |
| Five Richest Countries by Continent | 0 | - | 4.69 | 207,656 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,675 |
| Countries Bordering India | 0 | - | 4.98 | 163,642 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,511 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,745 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,606 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,752 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,163 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,688 |
| Countries that Border China | 0 | - | 4.96 | 263,738 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,834 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,004 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,962 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,171 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,765 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,853 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,634 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,082 |
| Countries that Border Poland | 0 | - | 4.99 | 172,744 |
| Merged Countries #2 | 0 | - | 4.96 | 99,347 |
| Merged Countries #6 | 0 | - | 4.90 | 73,566 |
| Merged Countries #7 | 0 | - | 4.93 | 82,911 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,667,614 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,372 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,813 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,843 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,683 |
| Buddhist Countries | 0 | - | 4.96 | 144,731 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,478 |
| Landlocked Countries | 0 | - | 4.99 | 423,051 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,786,212 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,091 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,211 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,737 |
| Countries that Start with D | 0 | - | 4.96 | 713,029 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,128 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,382 |
| Countries that Start with H | 0 | - | 4.96 | 607,150 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,446 |
| Countries that Start with J | 0 | - | 4.98 | 604,679 |
| Countries that Start with K | 0 | - | 4.97 | 818,269 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,742 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,787 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,130 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,034 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,088 |
| Countries that Start with U | 0 | - | 4.97 | 906,295 |
| Countries that Start with V | 0 | - | 4.98 | 610,629 |
| Countries that Start with F | 0 | - | 4.83 | 619,441 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,013 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 241,239 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,133 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,950 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,957 |
| Orthodox Countries | 0 | - | 4.92 | 132,409 |
| Monarchies of Europe | 0 | - | 4.90 | 98,476 |
| Monarchies of Asia | 0 | - | 4.97 | 71,309 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,322 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,098 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,823 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,146 |
| European Countries with One Border | 0 | - | 4.97 | 183,299 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,080 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,732 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,559 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,859 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,014 |
| Island Countries | 0 | - | 4.99 | 711,435 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,032 |
| Himalayan Countries | 0 | - | 4.95 | 139,194 |
| Andean Countries | 0 | - | 4.93 | 84,882 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,100 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,238 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,676 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,994 |
| Danube Countries | 0 | - | 4.97 | 72,140 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,195 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,545 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,539 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,049 |
| European Landlocked Countries | 0 | - | 4.99 | 147,284 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,843 |
| Countries with the Most Species | 0 | - | 4.99 | 103,351 |
| Countries with the Highest Taxes | 0 | - | 4.38 | 87,660 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,967 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,648 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,768 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,621 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,370 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,790 |
| Countries in the Alps | 0 | - | 4.87 | 118,365 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,773 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,294 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,759 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,721 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,643 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,043 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,819 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,611 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,249 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,956 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,723 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,595 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,330 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,569 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,637 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,170 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,404 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,779 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,256 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,524 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,436 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,314 |
| Top Net Food-Exporting Countries | 0 | - | 4.42 | 33,494 |
| Largest Countries By Category | 0 | - | 4.97 | 158,405 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,386,357 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,795 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,051,218 |
| Northernmost Countries | 0 | - | 4.99 | 362,508 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.69 | 93,946 |
| Companies by Country | 0 | - | 4.61 | 119,931 |
| Countries of South America | 0 | - | 5.00 | 928,854 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,786 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,880,687 |
| "Land" Countries | 0 | - | 4.98 | 337,639 |
| Countries with the Most Exports per Capita | 0 | - | 4.56 | 38,882 |
| Top 10 Countries by Per Capita Crude Oil Production | 0 | - | 4.74 | 57,216 |
| Top 10 Geothermal Countries | 0 | - | 4.56 | 32,166 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,471 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,400 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,557 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,947 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,404 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,215 |
| Countries with Megacities | 0 | - | 4.99 | 265,337 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,042 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,644 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,285 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,716 |
| Countries by Official Language | 0 | - | 4.95 | 195,477 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,679 |
| Countries in their Native Language | 0 | - | 4.99 | 199,250 |
| Independence from Whom | 0 | - | 4.99 | 212,342 |
| Subdivisions by Country | 0 | - | 4.87 | 50,485 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,916 |
| Megadiverse Countries | 0 | - | 4.96 | 135,097 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,284 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,417 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,295 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,142 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,274 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,661 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,619 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,418 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,710 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,183 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,912 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,954 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,271 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,015 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,459 |
