| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,018 |
| NATO Countries | 0 | - | 4.98 | 277,946 |
| EU Countries Quiz | 0 | - | 4.99 | 271,486 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,258 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,241 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,932 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,063 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,284 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,374 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,801 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,834 |
| Countries with NO Military | 0 | - | 4.97 | 61,560 |
| Monarchies of the World | 0 | - | 4.94 | 167,354 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,151 |
| People on Money by Country | 0 | - | 4.83 | 60,146 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,334 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,995 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 166,458 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,053 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,339 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,146,069 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,672 |
| Landlocked Countries | 0 | - | 4.99 | 416,443 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,098 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,828 |
| Himalayan Countries | 0 | - | 4.95 | 136,417 |
| Andean Countries | 0 | - | 4.95 | 83,436 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,709 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,930 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,389 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,989 |
| Danube Countries | 0 | - | 4.97 | 71,376 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,180 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,834 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,110 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,704 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,992 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,427 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,067 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,677 |
| European Landlocked Countries | 0 | - | 4.99 | 146,108 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,722 |
| Countries with the Most Species | 0 | - | 4.99 | 101,009 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,864 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,315 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,498 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,302 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,866 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,794 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,165 |
| Countries in the Alps | 0 | - | 4.86 | 117,302 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,878 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,845 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,237 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,036 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,720 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,795 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,232 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,958 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,982 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,786 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,317 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,344 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,196 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,705 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,980 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,991 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,668 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,876 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,966 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,490 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,414 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,209 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,883 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,512 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,807 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,722 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,074 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,418 |
| Largest Countries By Category | 0 | - | 4.97 | 157,224 |
| Countries by Countries | 0 | - | 4.96 | 62,573 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 97,661 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,408 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,522 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,851 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,073 |
| Buddhist Countries | 0 | - | 4.96 | 143,355 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,406 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,860 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,065 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,876 |
| Coldest Countries | 0 | - | 4.97 | 138,057 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,694 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,305 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,500 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,846 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,397 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,071 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,640 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,739 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,603 |
| Island Countries | 0 | - | 4.99 | 708,743 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,079 |
| Northernmost Countries | 0 | - | 4.99 | 359,259 |
| Countries of South America | 0 | - | 5.00 | 919,360 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,258 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,890 |
| "Land" Countries | 0 | - | 4.98 | 334,505 |
| Richest Island Countries | 0 | - | 4.84 | 99,944 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,895 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,602 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,730 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,128 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,028 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,137 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,963 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,764 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,689 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,987 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,806 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,950 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,232 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,658 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,061 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,678 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,383 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,684 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,993 |
| Countries that Start with D | 0 | - | 4.96 | 704,763 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,365 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,903 |
| Countries that Start with H | 0 | - | 4.96 | 600,638 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,406 |
| Countries that Start with J | 0 | - | 4.98 | 598,656 |
| Countries that Start with K | 0 | - | 4.97 | 811,825 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,907 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,860 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,722 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,620 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,474 |
| Countries that Start with U | 0 | - | 4.97 | 901,762 |
| Countries that Start with V | 0 | - | 4.98 | 606,970 |
| Countries that Start with F | 0 | - | 4.83 | 614,390 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,679 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 171,988 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,447 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,859 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,215 |
| Countries with Megacities | 0 | - | 4.99 | 248,819 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,066 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,515 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,438 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,467 |
| Countries by Official Language | 0 | - | 4.95 | 193,950 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,456 |
| Countries in their Native Language | 0 | - | 4.99 | 197,576 |
| Independence from Whom | 0 | - | 4.99 | 210,709 |
| Subdivisions by Country | 0 | - | 4.86 | 50,188 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,286 |
| Megadiverse Countries | 0 | - | 4.96 | 134,522 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,776 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,071 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,618 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,943 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,419 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,201 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,539 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,529 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,357 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,803 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,128 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,572 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,676 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,633 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,842 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,185 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,473 |
| World Map Quiz | 0 | - | 4.81 | 64,039 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,245 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,668 |
| Countries by Founding Story | 0 | - | 4.95 | 76,845 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,017 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,643 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,374 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,643 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,238 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,434 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,602 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,134 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,621 |
| Widest Countries East to West | 0 | - | 4.92 | 129,123 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,322 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,621 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,903 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,938 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,959 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,336 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,063 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,664 |
