| Countries with the Most Military Troops | 0 | - | 4.95 | 290,401 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,825 |
| Countries with NO Military | 0 | - | 4.97 | 62,950 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,687 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,604 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,001 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,327 |
| European Countries with One Border | 0 | - | 4.97 | 183,504 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,243 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,526 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,347 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,131 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,458 |
| Countries Bordering France | 0 | - | 4.83 | 404,344 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,323 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,753 |
| NATO Countries | 0 | - | 4.98 | 282,611 |
| EU Countries Quiz | 0 | - | 4.99 | 276,874 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,873 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,428 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,957 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,751,228 |
| Countries Bordering India | 0 | - | 4.98 | 163,715 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,833 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,653 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,756 |
| Countries that Border China | 0 | - | 4.96 | 263,966 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,061 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,867 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,161 |
| Merged Countries #2 | 0 | - | 4.96 | 99,747 |
| Merged Countries #6 | 0 | - | 4.90 | 73,688 |
| Merged Countries #7 | 0 | - | 4.93 | 83,028 |
| Landlocked Countries | 0 | - | 4.99 | 424,076 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,955 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,510 |
| Countries in World War I | 0 | - | 4.88 | 228,824 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,792 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,310 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,899 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,049 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,853 |
| Buddhist Countries | 0 | - | 4.96 | 144,865 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,400 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,627 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 356,422 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 416,941 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,517 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,452 |
| Himalayan Countries | 0 | - | 4.94 | 139,619 |
| Andean Countries | 0 | - | 4.94 | 85,107 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,293 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,524 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,863 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,153 |
| Danube Countries | 0 | - | 4.97 | 72,233 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,351 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,657 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,763 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,259 |
| European Landlocked Countries | 0 | - | 4.99 | 147,408 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,015 |
| Countries with the Most Species | 0 | - | 4.99 | 103,442 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,143 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,692 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,802 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,715 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,446 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,864 |
| Countries in the Alps | 0 | - | 4.87 | 118,514 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,160 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,497 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,827 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,833 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,761 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,107 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,953 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,695 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,318 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,030 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,771 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,639 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,407 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,877 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,650 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,740 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,418 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,488 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,364 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,151 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,425 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,015 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,722 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,399 |
| Largest Countries By Category | 0 | - | 4.97 | 158,578 |
| Orthodox Countries | 0 | - | 4.92 | 132,587 |
| Countries by Countries | 0 | - | 4.96 | 63,462 |
| Richest Island Countries | 0 | - | 4.85 | 101,030 |
| Monarchies of Europe | 0 | - | 4.90 | 98,642 |
| Monarchies of Asia | 0 | - | 4.97 | 71,384 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,575 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,673 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,930 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,185 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,965 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,914 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,259 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,667 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,788 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,924 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,783 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,915 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,832 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,915 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,706 |
| Countries that Start with D | 0 | - | 4.96 | 714,456 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,767 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,066 |
| Countries that Start with H | 0 | - | 4.96 | 608,161 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,755 |
| Countries that Start with J | 0 | - | 4.98 | 605,641 |
| Countries that Start with K | 0 | - | 4.97 | 819,317 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,027 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,054 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,324 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,759 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,514 |
| Countries that Start with U | 0 | - | 4.97 | 907,412 |
| Countries that Start with V | 0 | - | 4.98 | 611,214 |
| Countries that Start with F | 0 | - | 4.83 | 620,221 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,368 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,262 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,586 |
| Walking Across Borders with Hints #1 | 0 | - | 4.94 | 109,207 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,307 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,846 |
| Random Countries by Borders | 0 | - | 4.99 | 82,876 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,876 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,485 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,182 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,686 |
| Island Countries | 0 | - | 4.99 | 711,879 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,337 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,427 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,770 |
| Northernmost Countries | 0 | - | 4.99 | 363,215 |
| Countries of South America | 0 | - | 5.00 | 930,273 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,661 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,145 |
| "Land" Countries | 0 | - | 4.98 | 337,951 |
| Countries That Border Russia | 0 | - | 4.98 | 463,896 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,616 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,767 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,195 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,614 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,559 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,631 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 107,242 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,444 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,565 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,614 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,829 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,518 |
| Countries with Megacities | 0 | - | 4.99 | 266,016 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,308 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,773 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,567 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,899 |
| Countries by Official Language | 0 | - | 4.95 | 195,690 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,192 |
| Countries in their Native Language | 0 | - | 4.99 | 199,466 |
| Independence from Whom | 0 | - | 4.99 | 212,647 |
| Subdivisions by Country | 0 | - | 4.87 | 50,543 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,138 |
| Megadiverse Countries | 0 | - | 4.96 | 135,167 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,504 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,465 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,361 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,169 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,395 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,718 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,819 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,479 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,759 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,214 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,124 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,279 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,345 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,071 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,487 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,612 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,904 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,543 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,891 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,761 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,388 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,086 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,233 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,365 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,562 |
