| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,643 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,694 |
| NATO Countries | 0 | - | 4.98 | 284,276 |
| EU Countries Quiz | 0 | - | 4.99 | 279,188 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,153 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,328 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,954 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 114,229 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,634 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,132 |
| Countries where the Sea Freezes | 0 | - | 4.92 | 115,624 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,333 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,874 |
| Countries with NO Military | 0 | - | 4.97 | 63,683 |
| Monarchies of the World | 0 | - | 4.94 | 170,672 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,250 |
| People on Money by Country | 0 | - | 4.83 | 60,848 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,864 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 118,111 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,591 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,664 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,704 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,008,049 |
| Landlocked Countries | 0 | - | 4.99 | 427,721 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,586 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,510 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,895 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,241 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,261 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,090 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,296 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,282 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 105,031 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,571 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 103,569 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,529 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,320 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,282 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,768 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,646 |
| Buddhist Countries | 0 | - | 4.96 | 145,318 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 199,629 |
| Coldest Countries | 0 | - | 4.97 | 140,003 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,118 |
| Countries with the Most Nobel Prizes | 0 | - | 4.86 | 91,156 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,245 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,720 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,139 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 77,078 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,659 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,137 |
| Himalayan Countries | 0 | - | 4.93 | 141,024 |
| Andean Countries | 0 | - | 4.94 | 85,901 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,017 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,635 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,561 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,763 |
| Danube Countries | 0 | - | 4.97 | 72,609 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,876 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,026 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,534 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,017 |
| European Landlocked Countries | 0 | - | 4.99 | 147,823 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,609 |
| Countries with the Most Species | 0 | - | 4.99 | 103,672 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,715 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,834 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,976 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,963 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,709 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,177 |
| Countries in the Alps | 0 | - | 4.87 | 119,052 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,129 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,258 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,092 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,222 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,193 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,427 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,646 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,036 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,540 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,353 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,979 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,852 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,709 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,964 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,065 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,263 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,769 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,790 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,907 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,576 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,636 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,642 |
| Largest Countries By Category | 0 | - | 4.97 | 159,195 |
| Country Word Search #2 | 0 | - | 4.54 | 56,864 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 65,388 |
| Countries by Countries | 0 | - | 4.97 | 63,857 |
| Richest Island Countries | 0 | - | 4.85 | 101,427 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,764 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,575 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 194,145 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,524 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,434 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,460 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 142,098 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,719 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,291 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,443 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,475 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,769 |
| Countries by Oil Consumption | 0 | - | 4.96 | 125,341 |
| Largest Economies in 2050 | 0 | - | 4.88 | 112,127 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,837 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,218 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 85,291 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,097 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,501 |
| Countries that Start with B | 0 | - | 4.95 | 2,310,105 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,284 |
| Countries that Start with D | 0 | - | 4.96 | 718,411 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,416 |
| Countries that Start with G | 0 | - | 4.97 | 1,514,016 |
| Countries that Start with H | 0 | - | 4.96 | 611,005 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,524 |
| Countries that Start with J | 0 | - | 4.98 | 608,324 |
| Countries that Start with K | 0 | - | 4.97 | 822,205 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,653 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,752 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,865 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,613 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,322 |
| Countries that Start with U | 0 | - | 4.97 | 909,603 |
| Countries that Start with V | 0 | - | 4.98 | 612,805 |
| Countries that Start with F | 0 | - | 4.83 | 622,379 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,201 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,778 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,408 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,307 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,060 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,187 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,650 |
| Island Countries | 0 | - | 4.99 | 713,211 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,398,538 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,744 |
| Northernmost Countries | 0 | - | 4.99 | 364,846 |
| Countries of South America | 0 | - | 5.00 | 934,934 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,312 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,894,702 |
| "Land" Countries | 0 | - | 4.98 | 339,176 |
| Countries Breakdown Puzzle #1 | 0 | - | 3.83 | 125,589 |
| Countries Breakdown Puzzle #2 | 0 | - | 3.70 | 42,537 |
| Countries Breakdown Puzzle #4 | 0 | - | 4.31 | 27,171 |
| Countries Breakdown Puzzle #5 | 0 | - | 4.17 | 14,265 |
| Countries Breakdown Puzzle #3 | 0 | - | 4.13 | 30,014 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,329 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,438 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,654 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 57,203 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,686 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 155,094 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,755 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,781 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,858 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,212 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,660 |
| Countries with Megacities | 0 | - | 4.99 | 268,187 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,302 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,412 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,641 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,529 |
| Countries by Official Language | 0 | - | 4.95 | 196,334 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,090 |
| Countries in their Native Language | 0 | - | 4.99 | 200,045 |
| Independence from Whom | 0 | - | 4.99 | 213,542 |
| Subdivisions by Country | 0 | - | 4.87 | 50,682 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,757 |
| Megadiverse Countries | 0 | - | 4.96 | 149,782 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,221 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,596 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,851 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,273 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,550 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,962 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,379 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,658 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,215 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,299 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,899 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,520 |
| Country Word Search #1 | 0 | - | 4.36 | 201,438 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,532 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,250 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,672 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 72,014 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,899 |
| World Map Quiz | 0 | - | 4.81 | 65,984 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 160,181 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,864 |
| Countries by Founding Story | 0 | - | 4.95 | 77,952 |
