| NATO Countries | 0 | - | 4.98 | 282,563 |
| EU Countries Quiz | 0 | - | 4.99 | 276,792 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,753 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,590 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,666 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,516 |
| Countries that Start with D | 0 | - | 4.96 | 714,319 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,597 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,912 |
| Countries that Start with H | 0 | - | 4.96 | 608,051 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,624 |
| Countries that Start with J | 0 | - | 4.98 | 605,543 |
| Countries that Start with K | 0 | - | 4.97 | 819,219 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,889 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,924 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,205 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,597 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,427 |
| Countries that Start with U | 0 | - | 4.97 | 907,339 |
| Countries that Start with V | 0 | - | 4.98 | 611,162 |
| Countries that Start with F | 0 | - | 4.83 | 620,150 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,227 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,697 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,683 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,355 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,768 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,831 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,408 |
| Countries with NO Military | 0 | - | 4.97 | 62,936 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,944 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,767 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,743,422 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,105 |
| Landlocked Countries | 0 | - | 4.99 | 423,972 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,757 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,842 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,474 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,289 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,985 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,890 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,042 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,834 |
| Buddhist Countries | 0 | - | 4.96 | 144,848 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,374 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,020 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,757 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,407 |
| Himalayan Countries | 0 | - | 4.94 | 139,578 |
| Andean Countries | 0 | - | 4.94 | 85,083 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,272 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,497 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,836 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,139 |
| Danube Countries | 0 | - | 4.97 | 72,221 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,326 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,641 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,737 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,242 |
| European Landlocked Countries | 0 | - | 4.99 | 147,399 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,005 |
| Countries with the Most Species | 0 | - | 4.99 | 103,432 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,128 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,688 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,799 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,709 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,443 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,856 |
| Countries in the Alps | 0 | - | 4.87 | 118,507 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,119 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,481 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,822 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,820 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,756 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,101 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,941 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,686 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,310 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,026 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,770 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,634 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,399 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,642 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,733 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,397 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,480 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,313 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,133 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,383 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,970 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,698 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,391 |
| Largest Countries By Category | 0 | - | 4.97 | 158,561 |
| Orthodox Countries | 0 | - | 4.92 | 132,565 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,642 |
| Countries by Countries | 0 | - | 4.96 | 63,453 |
| Richest Island Countries | 0 | - | 4.85 | 101,014 |
| Battle to Country | 0 | - | 4.91 | 53,746 |
| Monarchies of Europe | 0 | - | 4.90 | 98,619 |
| Monarchies of Asia | 0 | - | 4.97 | 71,376 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,488 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,499 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,213 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,028 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,604 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,351 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,626 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,924 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,173 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,950 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,895 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,250 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,657 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,772 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,858 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,764 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,908 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,204 |
| Countries that Start with R | 0 | - | 4.43 | 449,446 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,292 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,830 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,864 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,871 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,545 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,368 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,152 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,640 |
| Island Countries | 0 | - | 4.99 | 711,832 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,091 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,631 |
| Northernmost Countries | 0 | - | 4.99 | 363,151 |
| Countries of South America | 0 | - | 5.00 | 930,134 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,498 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,826 |
| "Land" Countries | 0 | - | 4.98 | 337,913 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,540 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,609 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,189 |
| Communist Countries in History | 0 | - | 4.63 | 497,422 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,591 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,540 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,621 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,524 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,680 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,437 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,601 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,449 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,777 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,472 |
| Countries with Megacities | 0 | - | 4.99 | 265,932 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,270 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,762 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,525 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,873 |
| Countries by Official Language | 0 | - | 4.95 | 195,673 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,158 |
| Countries in their Native Language | 0 | - | 4.99 | 199,443 |
| Independence from Whom | 0 | - | 4.99 | 212,616 |
| Subdivisions by Country | 0 | - | 4.87 | 50,543 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,115 |
| Megadiverse Countries | 0 | - | 4.96 | 135,160 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,462 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,464 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,354 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,166 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,385 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,707 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,787 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,476 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,752 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,208 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,109 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,274 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,336 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,065 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,481 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,607 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,880 |
| World Map Quiz | 0 | - | 4.81 | 65,388 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,346 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,541 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,787 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,714 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,367 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,022 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,219 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,342 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,550 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,594 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,383 |
| Widest Countries East to West | 0 | - | 4.92 | 130,232 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,540 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,040 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,446 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,943 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,818 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,209 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,450 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,854 |
| Countries with Double Letters | 0 | - | 4.96 | 96,705 |
| Countries that End in N | 0 | - | 4.95 | 171,588 |
