| NATO Countries | 0 | - | 4.98 | 275,248 |
| EU Countries Quiz | 0 | - | 4.99 | 269,537 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,585 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,797 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,831 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,427 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,828 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,613 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,356 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 65,112 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,619 |
| Countries with NO Military | 0 | - | 4.97 | 61,088 |
| Monarchies of the World | 0 | - | 4.94 | 166,423 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,849 |
| People on Money by Country | 0 | - | 4.84 | 59,943 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 128,470 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,712 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 165,261 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 86,577 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,241 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,865,240 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,093 |
| Landlocked Countries | 0 | - | 4.99 | 413,013 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,041 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,321 |
| Himalayan Countries | 0 | - | 4.95 | 135,119 |
| Andean Countries | 0 | - | 4.94 | 82,696 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,116 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,033 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,794 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,500 |
| Danube Countries | 0 | - | 4.97 | 71,015 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,667 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,470 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,326 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,357 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,652 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,802 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,242 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,315 |
| European Landlocked Countries | 0 | - | 4.99 | 145,684 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,079 |
| Countries with the Most Species | 0 | - | 4.99 | 95,204 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,236 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,180 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,339 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,605 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,274 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,916 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,530 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,889 |
| Countries in the Alps | 0 | - | 4.87 | 116,715 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,497 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,116 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,957 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 103,543 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,341 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,079 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,944 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,494 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,699 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,552 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,988 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,171 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,005 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,388 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,693 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,691 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,924 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,582 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,612 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,055 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,209 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,699 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,921 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,420 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,554 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,170 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,658 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,042 |
| Largest Countries By Category | 0 | - | 4.97 | 156,653 |
| Countries by Countries | 0 | - | 4.96 | 62,188 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 96,495 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.82 | 72,074 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,649 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,257 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,939 |
| Buddhist Countries | 0 | - | 4.96 | 142,845 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,309 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,118 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,679 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,554 |
| Coldest Countries | 0 | - | 4.97 | 137,137 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,898 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 89,876 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,308 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,729 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,200 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,935 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,199 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,886 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,083 |
| Island Countries | 0 | - | 4.99 | 707,320 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,578 |
| Northernmost Countries | 0 | - | 4.99 | 357,345 |
| Countries of South America | 0 | - | 5.00 | 913,654 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,012 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,783 |
| "Land" Countries | 0 | - | 4.98 | 333,465 |
| Richest Island Countries | 0 | - | 4.84 | 99,415 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,518 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,310 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,604 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,128 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,293 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,759 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,178 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,048 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,377 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,475 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,563 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,799 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,839 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,623 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,601 |
| Countries that Start with A | 0 | - | 4.98 | 2,145,075 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,364 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,083 |
| Countries that Start with D | 0 | - | 4.96 | 700,710 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,537 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,732 |
| Countries that Start with H | 0 | - | 4.96 | 597,237 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,420 |
| Countries that Start with J | 0 | - | 4.98 | 595,317 |
| Countries that Start with K | 0 | - | 4.96 | 808,756 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,132 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,998 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,816 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,467 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,589 |
| Countries that Start with U | 0 | - | 4.97 | 899,404 |
| Countries that Start with V | 0 | - | 4.98 | 604,652 |
| Countries that Start with F | 0 | - | 4.83 | 611,618 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,488 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 171,299 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,777 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,351 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,906 |
| Countries with Megacities | 0 | - | 4.99 | 246,299 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,828 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,754 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,286 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,693 |
| Countries by Official Language | 0 | - | 4.95 | 192,618 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,928 |
| Countries in their Native Language | 0 | - | 4.99 | 196,501 |
| Independence from Whom | 0 | - | 4.99 | 209,522 |
| Subdivisions by Country | 0 | - | 4.86 | 50,036 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,606 |
| Megadiverse Countries | 0 | - | 4.97 | 133,841 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,676 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,883 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,380 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,844 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,566 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,946 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,617 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,076 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,186 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,719 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,429 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,374 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,448 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,462 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,620 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,987 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,387 |
| World Map Quiz | 0 | - | 4.81 | 63,395 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,312 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,239 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,196 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,901 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,867 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,549 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,788 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,987 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,191 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,890 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,278 |
| Widest Countries East to West | 0 | - | 4.92 | 128,542 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,196 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,106 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,531 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,636 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,533 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,965 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,036 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,554 |
| Countries with Double Letters | 0 | - | 4.97 | 93,251 |
| Countries that End in N | 0 | - | 4.94 | 156,319 |
