| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,630 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,986,825 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,527 |
| NATO Countries | 0 | - | 4.98 | 284,097 |
| EU Countries Quiz | 0 | - | 4.99 | 279,002 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,007 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,141 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,856 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,992 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,279 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,062 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,381 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,297 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,698 |
| Countries with NO Military | 0 | - | 4.97 | 63,637 |
| Monarchies of the World | 0 | - | 4.94 | 170,588 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,208 |
| People on Money by Country | 0 | - | 4.83 | 60,806 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,791 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 118,085 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,511 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,623 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,681 |
| Landlocked Countries | 0 | - | 4.99 | 427,462 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,864 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,228 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,225 |
| Word Puzzles - Countries #2 | 0 | - | 4.23 | 44,653 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,072 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,253 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,237 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 105,018 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,542 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 103,526 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,489 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,294 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,256 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,713 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,619 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,458 |
| Buddhist Countries | 0 | - | 4.96 | 145,284 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 199,581 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,384 |
| Coldest Countries | 0 | - | 4.97 | 139,568 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,027 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 91,117 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,133 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,813,941 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,125 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,998 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,641 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,012 |
| Himalayan Countries | 0 | - | 4.93 | 140,911 |
| Andean Countries | 0 | - | 4.94 | 85,848 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,960 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,555 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,500 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,717 |
| Danube Countries | 0 | - | 4.97 | 72,577 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,838 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,997 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,486 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,957 |
| European Landlocked Countries | 0 | - | 4.99 | 147,798 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,568 |
| Countries with the Most Species | 0 | - | 4.99 | 103,657 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,674 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,822 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,962 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,940 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,691 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,148 |
| Countries in the Alps | 0 | - | 4.87 | 119,008 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,056 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,198 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,076 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,196 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,154 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,408 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,624 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,013 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,522 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,329 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,966 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,839 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,689 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,942 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,044 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,189 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,753 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,619 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,865 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,429 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,558 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,630 |
| Largest Countries By Category | 0 | - | 4.97 | 159,126 |
| Countries by Countries | 0 | - | 4.97 | 63,825 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,482 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,452 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,714 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,253 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,816 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,331 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,102 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,491 |
| Island Countries | 0 | - | 4.99 | 713,083 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,426 |
| Northernmost Countries | 0 | - | 4.99 | 364,701 |
| Countries of South America | 0 | - | 5.00 | 934,609 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,878 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,775 |
| "Land" Countries | 0 | - | 4.98 | 339,086 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,929 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,537 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,816 |
| Countries that Start with D | 0 | - | 4.96 | 718,091 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,019 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,604 |
| Countries that Start with H | 0 | - | 4.96 | 610,758 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,159 |
| Countries that Start with J | 0 | - | 4.98 | 608,128 |
| Countries that Start with K | 0 | - | 4.97 | 821,965 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,341 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,447 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,557 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,207 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,102 |
| Countries that Start with U | 0 | - | 4.97 | 909,385 |
| Countries that Start with V | 0 | - | 4.98 | 612,669 |
| Countries that Start with F | 0 | - | 4.83 | 622,192 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,892 |
| Richest Island Countries | 0 | - | 4.85 | 101,385 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,761 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,674 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,505 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,075 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,383 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,976 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,403 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,408 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,709 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,111 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,087 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,684 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,166 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 85,249 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,030 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,717 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,373 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,273 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,566 |
| Countries with Megacities | 0 | - | 4.99 | 267,999 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,215 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,372 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,547 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,475 |
| Countries by Official Language | 0 | - | 4.95 | 196,274 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,009 |
| Countries in their Native Language | 0 | - | 4.99 | 199,991 |
| Independence from Whom | 0 | - | 4.99 | 213,467 |
| Subdivisions by Country | 0 | - | 4.87 | 50,676 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,710 |
| Megadiverse Countries | 0 | - | 4.96 | 149,510 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,173 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,589 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,828 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,265 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,511 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,936 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,326 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,640 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,188 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,291 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,835 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,505 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,520 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,230 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,652 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,987 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,276 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,808 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,410 |
| World Map Quiz | 0 | - | 4.81 | 65,955 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 160,037 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,836 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,567 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,259 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,729 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,996 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,581 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,695 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,873 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,776 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,976 |
| Widest Countries East to West | 0 | - | 4.92 | 130,882 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,634 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,432 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,574 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,175 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,153 |
