| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,960 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,143,037 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,651 |
| NATO Countries | 0 | - | 4.98 | 277,917 |
| EU Countries Quiz | 0 | - | 4.99 | 271,464 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,236 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,215 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,928 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,059 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,278 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,369 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,794 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,362 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,830 |
| Countries with NO Military | 0 | - | 4.97 | 61,555 |
| Monarchies of the World | 0 | - | 4.94 | 167,350 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,145 |
| People on Money by Country | 0 | - | 4.83 | 60,145 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,328 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,992 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 166,444 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,047 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,339 |
| Landlocked Countries | 0 | - | 4.99 | 416,395 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,702 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,989 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,423 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,675 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,300 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,865 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,035 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,964 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,485 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,716 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,070 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,410 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 97,655 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,403 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,494 |
| Buddhist Countries | 0 | - | 4.96 | 143,351 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,854 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,868 |
| Coldest Countries | 0 | - | 4.97 | 138,053 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,687 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,301 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,498 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,738,727 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,845 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,393 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,071 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,807 |
| Himalayan Countries | 0 | - | 4.95 | 136,392 |
| Andean Countries | 0 | - | 4.95 | 83,427 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,694 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,919 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,377 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,981 |
| Danube Countries | 0 | - | 4.97 | 71,372 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,170 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,828 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,105 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,055 |
| European Landlocked Countries | 0 | - | 4.99 | 146,101 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,717 |
| Countries with the Most Species | 0 | - | 4.99 | 100,797 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,856 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,315 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,493 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,791 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,163 |
| Countries in the Alps | 0 | - | 4.86 | 117,296 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,876 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,830 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,235 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,717 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,789 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,229 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,957 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,976 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,783 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,312 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,341 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,195 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,700 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,973 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,988 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,660 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,874 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,409 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,208 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,856 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,501 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,801 |
| Largest Countries By Category | 0 | - | 4.97 | 157,218 |
| Countries by Countries | 0 | - | 4.96 | 62,567 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,846 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,071 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,406 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,061 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,613 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,718 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,721 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,580 |
| Island Countries | 0 | - | 4.99 | 708,732 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,023 |
| Northernmost Countries | 0 | - | 4.99 | 359,235 |
| Countries of South America | 0 | - | 5.00 | 919,320 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,213 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,811 |
| "Land" Countries | 0 | - | 4.98 | 334,470 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,277 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,578 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,900 |
| Countries that Start with D | 0 | - | 4.96 | 704,699 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,285 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,822 |
| Countries that Start with H | 0 | - | 4.96 | 600,580 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,361 |
| Countries that Start with J | 0 | - | 4.98 | 598,616 |
| Countries that Start with K | 0 | - | 4.97 | 811,784 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,855 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,818 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,666 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,541 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,445 |
| Countries that Start with U | 0 | - | 4.97 | 901,739 |
| Countries that Start with V | 0 | - | 4.98 | 606,882 |
| Countries that Start with F | 0 | - | 4.83 | 614,354 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,622 |
| Richest Island Countries | 0 | - | 4.84 | 99,938 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,813 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,591 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,717 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,123 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,018 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,122 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,756 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,685 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,981 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,803 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,947 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,186 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,650 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,057 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,671 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 171,980 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,435 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,852 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,203 |
| Countries with Megacities | 0 | - | 4.99 | 248,792 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,053 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,513 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,427 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,459 |
| Countries by Official Language | 0 | - | 4.95 | 193,933 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,432 |
| Countries in their Native Language | 0 | - | 4.99 | 197,558 |
| Independence from Whom | 0 | - | 4.99 | 210,643 |
| Subdivisions by Country | 0 | - | 4.86 | 50,187 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,276 |
| Megadiverse Countries | 0 | - | 4.96 | 134,520 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,762 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,071 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,615 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,943 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,415 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,200 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,530 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,525 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,355 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,802 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,123 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,571 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,672 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,632 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,839 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,185 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,343 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,461 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,542 |
| World Map Quiz | 0 | - | 4.81 | 64,024 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,223 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,667 |
| Countries by Founding Story | 0 | - | 4.95 | 76,843 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,013 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,635 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,369 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,624 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,231 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,428 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,601 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,132 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,621 |
| Widest Countries East to West | 0 | - | 4.92 | 129,121 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,320 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,617 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,902 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,936 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,957 |
