| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,545 |
| NATO Countries | 0 | - | 4.98 | 283,251 |
| EU Countries Quiz | 0 | - | 4.99 | 277,679 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,203 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,755 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,250 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,775 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,040 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,681 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,174 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,168 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,568 |
| Countries with NO Military | 0 | - | 4.97 | 63,345 |
| Monarchies of the World | 0 | - | 4.94 | 170,126 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,062 |
| People on Money by Country | 0 | - | 4.83 | 60,691 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,252 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,786 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,946 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,422 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,631 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,849,522 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,463 |
| Landlocked Countries | 0 | - | 4.99 | 425,331 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,801,916 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,045 |
| Himalayan Countries | 0 | - | 4.93 | 140,065 |
| Andean Countries | 0 | - | 4.94 | 85,339 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,487 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,867 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,071 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,346 |
| Danube Countries | 0 | - | 4.97 | 72,333 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,520 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,779 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,016 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,679 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,086 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,628 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,524 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,892 |
| European Landlocked Countries | 0 | - | 4.99 | 147,559 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,219 |
| Countries with the Most Species | 0 | - | 4.99 | 103,530 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,344 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,756 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,860 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,894 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,929 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,805 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,534 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,974 |
| Countries in the Alps | 0 | - | 4.87 | 118,706 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,523 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,774 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,932 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,849 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,982 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,903 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,210 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,347 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,815 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,389 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,140 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,838 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,708 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,522 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,745 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,846 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,734 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,576 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,336 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 103,256 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,735 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,621 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,514 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,037 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,480 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,235 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,117 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,130 |
| Largest Countries By Category | 0 | - | 4.97 | 158,796 |
| Countries by Countries | 0 | - | 4.96 | 63,598 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,387 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,468 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,633 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,208 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,384 |
| Buddhist Countries | 0 | - | 4.96 | 145,038 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,656 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 199,187 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,062 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,835 |
| Coldest Countries | 0 | - | 4.97 | 139,369 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,621 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 91,014 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,034 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,079 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,904 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,569 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,093 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,559 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,481 |
| Island Countries | 0 | - | 4.99 | 712,406 |
| Country Word Search #2 | 0 | - | 4.54 | 56,754 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 65,251 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,304 |
| Northernmost Countries | 0 | - | 4.99 | 363,817 |
| Countries of South America | 0 | - | 5.00 | 932,094 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,606 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,887,928 |
| "Land" Countries | 0 | - | 4.98 | 338,304 |
| Richest Island Countries | 0 | - | 4.85 | 101,182 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,687 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,076 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,022 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,646 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,973 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,354 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,130 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,114 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,433 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,762 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,897 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,625 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,945 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,040 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,564 |
| Countries that Start with A | 0 | - | 4.98 | 2,174,855 |
| Countries that Start with B | 0 | - | 4.95 | 2,305,664 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,827 |
| Countries that Start with D | 0 | - | 4.96 | 715,991 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,566 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,965 |
| Countries that Start with H | 0 | - | 4.96 | 609,264 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,163 |
| Countries that Start with J | 0 | - | 4.98 | 606,654 |
| Countries that Start with K | 0 | - | 4.97 | 820,439 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,392 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,451 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,644 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,600 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,615 |
| Countries that Start with U | 0 | - | 4.97 | 908,256 |
| Countries that Start with V | 0 | - | 4.98 | 611,821 |
| Countries that Start with F | 0 | - | 4.83 | 621,066 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,816 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,370 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,067 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 119,043 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,036 |
| Countries with Megacities | 0 | - | 4.99 | 266,899 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,748 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,056 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,067 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,179 |
| Countries by Official Language | 0 | - | 4.95 | 195,936 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,540 |
| Countries in their Native Language | 0 | - | 4.99 | 199,675 |
| Independence from Whom | 0 | - | 4.99 | 212,985 |
| Subdivisions by Country | 0 | - | 4.87 | 50,601 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,379 |
| Megadiverse Countries | 0 | - | 4.96 | 135,257 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,889 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,519 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,514 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,218 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,671 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,823 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,065 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,551 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,896 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,249 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,459 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,354 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,424 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,132 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,562 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,750 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,252 |
| World Map Quiz | 0 | - | 4.81 | 65,639 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,049 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,679 |
| Countries by Founding Story | 0 | - | 4.95 | 77,772 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,182 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,026 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,521 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,467 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,397 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,495 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,693 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,666 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,602 |
| Widest Countries East to West | 0 | - | 4.92 | 130,416 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,588 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,209 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,502 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,035 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,944 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,443 |
