| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 46,690 |
| NATO Countries Quiz | 0 | - | 4.98 | 262,707 |
| EU Countries Quiz | 0 | - | 4.99 | 259,542 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 275,001 |
| Countries with Nuclear Weapons | 0 | - | 4.88 | 254,356 |
| Top Five Countries by Religion | 0 | - | 4.91 | 162,566 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 108,410 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.84 | 107,601 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 142,260 |
| Countries where the Sea Freezes | 0 | - | 4.92 | 108,307 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 63,544 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 72,908 |
| Countries with NO Military | 0 | - | 4.97 | 58,363 |
| Monarchies of the World | 0 | - | 4.93 | 160,798 |
| Countries by Number of Books Published | 0 | - | 4.95 | 70,182 |
| People on Money by Country | 0 | - | 4.83 | 58,859 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 124,417 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 115,230 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.90 | 84,252 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 69,602 |
| Countries of the World Quiz | 0 | - | 5.00 | 45,533,360 |
| Majority Muslim Countries | 0 | - | 4.98 | 357,838 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 397,802 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,496,438 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,587,463 |
| Sahara Desert Countries | 0 | - | 4.98 | 153,085 |
| Himalayan Countries | 0 | - | 4.95 | 128,686 |
| Andean Countries | 0 | - | 4.93 | 72,498 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 59,565 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 118,039 |
| Coffee Producing Countries | 0 | - | 4.81 | 62,875 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 62,048 |
| Danube Countries | 0 | - | 4.97 | 62,649 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 99,325 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 83,664 |
| Countries with the Worst Passports | 0 | - | 4.93 | 78,448 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 140,903 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 151,525 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 191,134 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 143,206 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 168,172 |
| European Landlocked Countries | 0 | - | 4.99 | 143,430 |
| Partially Recognized Countries | 0 | - | 4.98 | 101,990 |
| Countries with the Most Species | 0 | - | 4.99 | 93,802 |
| Countries 197 to 205 | 0 | - | 4.88 | 66,420 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,462 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,643 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 188,001 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 296,789 |
| Countries that Use the Peso | 0 | - | 4.87 | 57,700 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 71,226 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,329 |
| Countries in the Alps | 0 | - | 4.87 | 113,862 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 92,618 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 101,480 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 76,750 |
| Countries with the Tallest Buildings | 0 | - | 4.92 | 87,633 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 93,106 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 113,011 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,417 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 97,190 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,288 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 49,136 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,357 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,249 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,080 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 101,812 |
| Arctic Ocean Countries | 0 | - | 4.95 | 77,288 |
| Countries with the Most Grassland | 0 | - | 4.93 | 75,237 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 112,956 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 66,185 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 76,646 |
| Most Guessed Cities by Country #1 | 0 | - | 4.89 | 98,517 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 57,994 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.94 | 41,948 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 230,420 |
| World Countries - Blind Typing | 0 | - | 5.00 | 100,284 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 46,394 |
| Countries with the Most Tanks | 0 | - | 4.87 | 88,432 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 48,139 |
| Top Oil Reserve Countries | 0 | - | 4.92 | 72,339 |
| Largest Countries By Category | 0 | - | 4.97 | 153,894 |
| Countries by Countries | 0 | - | 4.96 | 60,303 |
| Five Least Guessed Countries by Continent | 0 | - | 4.96 | 93,112 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.81 | 70,834 |
| Country Flags with the Most White | 0 | - | 4.86 | 134,569 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,296 |
| Buddhist Countries | 0 | - | 4.96 | 139,770 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 191,946 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 85,783 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 327,223 |
| Coldest Countries | 0 | - | 4.97 | 134,713 |
| Countries with the Most Millionaires | 0 | - | 4.87 | 117,592 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 88,509 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 81,049 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,198 |
| Five Coldest Countries by Continent | 0 | - | 4.96 | 75,143 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 58,990 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 365,987 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 390,950 |
| Island Countries Quiz | 0 | - | 4.99 | 699,845 |
| Country Word Search #2 | 0 | - | 4.56 | 54,694 |
| Country Word Search - Large Edition | 0 | - | 4.65 | 63,101 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,016,128 |
| Northernmost Countries | 0 | - | 4.99 | 347,881 |
| Countries of South America | 0 | - | 5.00 | 887,903 |
| Countries of Oceania | 0 | - | 5.00 | 1,006,920 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,785,743 |
| Richest Island Countries | 0 | - | 4.83 | 97,195 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,313,297 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 309,812 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 227,584 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 217,397 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 185,449 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 117,871 |
| Countries with the Most Muslims | 0 | - | 4.94 | 156,501 |
| Countries with the Most Exports | 0 | - | 4.96 | 151,506 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 185,416 |
| Countries by Oil Consumption | 0 | - | 4.96 | 118,191 |
| Largest Economies in 2050 | 0 | - | 4.90 | 108,976 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 254,521 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 100,540 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 81,818 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 230,633 |
| Countries that Start with A | 0 | - | 4.98 | 2,103,323 |
| Countries that Start with B | 0 | - | 4.95 | 2,240,764 |
| Countries that Start with C | 0 | - | 4.96 | 1,778,772 |
| Countries that Start with D | 0 | - | 4.96 | 679,603 |
| Countries that Start with E | 0 | - | 4.95 | 1,341,214 |
| Countries that Start with G | 0 | - | 4.97 | 1,464,946 |
| Countries that Start with H | 0 | - | 4.96 | 579,419 |
| Countries that Start with I | 0 | - | 4.92 | 1,258,692 |
| Countries that Start with J | 0 | - | 4.98 | 578,642 |
| Countries that Start with K | 0 | - | 4.97 | 791,839 |
| Countries that Start with L | 0 | - | 4.98 | 1,061,917 |
| Countries that Start with N | 0 | - | 4.93 | 1,088,588 |
| Countries that Start with P | 0 | - | 4.95 | 1,187,900 |
| Countries that Start with S | 0 | - | 4.98 | 1,717,145 |
| Countries that Start with T | 0 | - | 4.89 | 987,969 |
| Countries that Start with U | 0 | - | 4.97 | 886,254 |
| Countries that Start with V | 0 | - | 4.98 | 594,234 |
| Countries that Start with F | 0 | - | 4.83 | 597,187 |
| Countries that Start with M | 0 | - | 4.97 | 1,350,777 |
| Five Most Guessed Countries by Continent | 0 | - | 4.96 | 167,833 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 190,506 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.86 | 56,166 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 115,027 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 165,678 |
| Countries with Megacities | 0 | - | 4.99 | 225,809 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 191,951 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 109,010 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 130,893 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 76,556 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 309,483 |
| Countries by Official Language | 0 | - | 4.95 | 188,517 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 287,713 |
| Countries in their Native Language | 0 | - | 4.99 | 192,456 |
| Independence from Whom | 0 | - | 4.99 | 204,840 |
| Subdivisions by Country | 0 | - | 4.85 | 49,330 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 127,155 |
| Megadiverse Countries | 0 | - | 4.97 | 132,120 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 125,980 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,033 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 123,237 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,190 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.86 | 49,860 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 157,898 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 60,786 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 89,990 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 150,901 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 81,454 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,898 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 71,455 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 105,817 |
| Countries Furthest from the United States | 0 | - | 4.94 | 87,054 |
| Countries with the Highest HDI | 0 | - | 4.95 | 135,509 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 73,241 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 69,674 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 103,424 |
| World Map Quiz | 0 | - | 4.84 | 60,599 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 143,731 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 88,789 |
| Southernmost Countries of the World | 0 | - | 4.99 | 222,582 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 101,695 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 119,377 |
| Countries With the Most Languages | 0 | - | 4.89 | 194,499 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 107,309 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 91,119 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 96,341 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 59,730 |
| Tallest Countries North to South | 0 | - | 4.83 | 117,736 |
| Widest Countries East to West | 0 | - | 4.92 | 126,724 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,737 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 182,937 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 96,575 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 92,171 |
| Largest Countries as a Percent of Continent | 0 | - | 4.98 | 145,306 |
| Countries with the Most Desert | 0 | - | 4.93 | 125,187 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,594 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,111 |
