| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,622 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,970,078 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,397 |
| NATO Countries | 0 | - | 4.98 | 283,990 |
| EU Countries Quiz | 0 | - | 4.99 | 278,895 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,912 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,786 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,776 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,946 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,234 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,012 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,350 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,276 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,673 |
| Countries with NO Military | 0 | - | 4.97 | 63,608 |
| Monarchies of the World | 0 | - | 4.94 | 170,550 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,190 |
| People on Money by Country | 0 | - | 4.83 | 60,773 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,725 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 118,069 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,440 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,593 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,673 |
| Landlocked Countries | 0 | - | 4.99 | 427,255 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,842 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,208 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,966 |
| Word Puzzles - Countries #2 | 0 | - | 4.23 | 44,651 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,052 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,214 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,201 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,998 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,517 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 103,490 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,470 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,278 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,250 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,673 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,604 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,363 |
| Buddhist Countries | 0 | - | 4.96 | 145,255 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 199,526 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,326 |
| Coldest Countries | 0 | - | 4.97 | 139,527 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,977 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 91,101 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,114 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,520 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,121 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,986 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,628 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,922 |
| Himalayan Countries | 0 | - | 4.93 | 140,834 |
| Andean Countries | 0 | - | 4.94 | 85,804 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,920 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,494 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,469 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,691 |
| Danube Countries | 0 | - | 4.97 | 72,560 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,802 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,972 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,446 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,920 |
| European Landlocked Countries | 0 | - | 4.99 | 147,741 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,540 |
| Countries with the Most Species | 0 | - | 4.99 | 103,648 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,640 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,814 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,953 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,926 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,680 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,131 |
| Countries in the Alps | 0 | - | 4.87 | 118,975 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,996 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,135 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,054 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,172 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,128 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,392 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,599 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,992 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,515 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,315 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,954 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,831 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,676 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,925 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,022 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,150 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,735 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,461 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,843 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,309 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,496 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,617 |
| Largest Countries By Category | 0 | - | 4.97 | 159,098 |
| Countries by Countries | 0 | - | 4.97 | 63,808 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,447 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,450 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,705 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,231 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,626 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,326 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,042 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,368 |
| Island Countries | 0 | - | 4.99 | 713,013 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,171 |
| Northernmost Countries | 0 | - | 4.99 | 364,600 |
| Countries of South America | 0 | - | 5.00 | 934,307 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,542 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,055 |
| "Land" Countries | 0 | - | 4.98 | 338,995 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,411 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,006 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,434 |
| Countries that Start with D | 0 | - | 4.96 | 717,801 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,684 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,246 |
| Countries that Start with H | 0 | - | 4.96 | 610,542 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,849 |
| Countries that Start with J | 0 | - | 4.98 | 607,924 |
| Countries that Start with K | 0 | - | 4.97 | 821,760 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,100 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,170 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,317 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,855 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,900 |
| Countries that Start with U | 0 | - | 4.97 | 909,238 |
| Countries that Start with V | 0 | - | 4.98 | 612,562 |
| Countries that Start with F | 0 | - | 4.83 | 622,035 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,622 |
| Richest Island Countries | 0 | - | 4.85 | 101,358 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,067 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,616 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,453 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,026 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,345 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,899 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,367 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,377 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,678 |
| Countries by Oil Consumption | 0 | - | 4.96 | 124,881 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,066 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,564 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,143 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,221 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,982 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,671 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,342 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,242 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,502 |
| Countries with Megacities | 0 | - | 4.99 | 267,856 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,157 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,337 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,479 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,440 |
| Countries by Official Language | 0 | - | 4.95 | 196,223 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,947 |
| Countries in their Native Language | 0 | - | 4.99 | 199,964 |
| Independence from Whom | 0 | - | 4.99 | 213,411 |
| Subdivisions by Country | 0 | - | 4.87 | 50,667 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,668 |
| Megadiverse Countries | 0 | - | 4.96 | 149,072 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,137 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,577 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,809 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,259 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,473 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,925 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,282 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,626 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,167 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,288 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,773 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,488 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,509 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,218 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,641 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,977 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,236 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,737 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,398 |
| World Map Quiz | 0 | - | 4.81 | 65,927 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,893 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,817 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,517 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,235 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,708 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,934 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,554 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,664 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,849 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,764 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,944 |
| Widest Countries East to West | 0 | - | 4.92 | 130,855 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,629 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,403 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,565 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,160 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,114 |
