| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 45,657 |
| NATO Countries Quiz | 0 | - | 4.98 | 257,560 |
| EU Countries Quiz | 0 | - | 4.99 | 254,370 |
| Countries with the Most Military Troops | 0 | - | 4.96 | 266,823 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 248,395 |
| Top Five Countries by Religion | 0 | - | 4.91 | 157,133 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.93 | 104,860 |
| Countries with the Most Elite Universities | 0 | - | 4.93 | 138,257 |
| Countries where the Sea Freezes | 0 | - | 4.90 | 86,543 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.90 | 62,096 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 70,945 |
| Countries with NO Military | 0 | - | 4.96 | 56,168 |
| Monarchies of the World | 0 | - | 4.93 | 158,575 |
| Countries by Number of Books Published | 0 | - | 4.94 | 68,518 |
| People on Money by Country | 0 | - | 4.81 | 57,662 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 119,520 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 113,896 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.90 | 82,081 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 68,697 |
| Countries of the World Quiz | 0 | - | 5.00 | 44,257,047 |
| Majority Muslim Countries | 0 | - | 4.98 | 329,678 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 381,702 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,401,351 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,468,261 |
| Sahara Desert Countries | 0 | - | 4.97 | 145,152 |
| Himalayan Countries | 0 | - | 4.95 | 121,834 |
| Andean Countries | 0 | - | 4.92 | 68,445 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 56,499 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 112,753 |
| Coffee Producing Countries | 0 | - | 4.83 | 59,707 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 59,134 |
| Danube Countries | 0 | - | 4.97 | 60,735 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 96,716 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 81,788 |
| Countries with the Best Passports | 0 | - | 4.81 | 80,267 |
| Countries with the Worst Passports | 0 | - | 4.92 | 64,443 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 138,772 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 143,112 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 188,250 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 137,830 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 166,094 |
| European Landlocked Countries | 0 | - | 4.99 | 140,905 |
| Partially Recognized Countries | 0 | - | 4.98 | 97,909 |
| Countries with the Most Species | 0 | - | 4.99 | 92,279 |
| Countries 197 to 205 | 0 | - | 4.87 | 63,322 |
| Tropic of Cancer Countries | 0 | - | 4.95 | 46,650 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 45,751 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 52,494 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 184,737 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 293,899 |
| Countries that Use the Peso | 0 | - | 4.88 | 56,241 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 69,882 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 53,565 |
| Countries in the Alps | 0 | - | 4.86 | 110,296 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 90,604 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 97,576 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 75,316 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 78,691 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 83,624 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 110,504 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 91,862 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 94,880 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 49,764 |
| Biggest Country by Body of Water | 0 | - | 4.95 | 47,916 |
| Countries with the Most Container Port Traffic | 0 | - | 4.91 | 58,699 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 72,660 |
| Bridge and Tunnel Borders | 0 | - | 4.95 | 51,203 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.89 | 39,052 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 100,081 |
| Arctic Ocean Countries | 0 | - | 4.94 | 75,764 |
| Countries with the Most Grassland | 0 | - | 4.93 | 73,426 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 108,764 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 64,731 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 74,699 |
| Most Guessed Cities by Country #1 | 0 | - | 4.89 | 96,043 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 56,648 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 221,585 |
| World Countries - Blind Typing | 0 | - | 5.00 | 94,744 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 45,035 |
| Countries with the Most Tanks | 0 | - | 4.85 | 81,039 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 46,044 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 70,345 |
| Largest Countries By Category | 0 | - | 4.97 | 151,191 |
| Countries by Countries | 0 | - | 4.96 | 58,362 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 90,110 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 69,463 |
| Country Flags with the Most White | 0 | - | 4.87 | 131,952 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 60,619 |
| Buddhist Countries | 0 | - | 4.96 | 137,014 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 46,301 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 187,371 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 83,831 |
| Countries with the Most Billionaires | 0 | - | 4.92 | 319,214 |
| Coldest Countries | 0 | - | 4.97 | 131,879 |
| Countries with the Most Millionaires | 0 | - | 4.85 | 101,135 |
| Countries with the Most Nobel Prizes | 0 | - | 4.86 | 87,325 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 79,543 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 58,551 |
| Five Coldest Countries by Continent | 0 | - | 4.96 | 62,076 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 58,239 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 359,895 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 381,939 |
| Island Countries Quiz | 0 | - | 4.99 | 690,268 |
| Country Word Search #2 | 0 | - | 4.56 | 53,492 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 61,830 |
| Biggest Countries by Area | 0 | - | 5.00 | 988,845 |
| Northernmost Countries | 0 | - | 4.99 | 342,514 |
| Countries of South America | 0 | - | 5.00 | 861,596 |
| Countries of Oceania | 0 | - | 5.00 | 974,164 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,728,236 |
| Richest Island Countries | 0 | - | 4.82 | 94,634 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,254,899 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 302,753 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 221,657 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 212,480 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 180,811 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 114,801 |
| Countries with the Most Muslims | 0 | - | 4.94 | 153,475 |
| Countries with the Most Exports | 0 | - | 4.96 | 148,404 |
| Top Crude Oil Producing Countries | 0 | - | 4.91 | 181,862 |
| Countries by Oil Consumption | 0 | - | 4.96 | 116,413 |
| Largest Economies in 2050 | 0 | - | 4.90 | 106,612 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 250,383 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 97,560 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 79,618 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 225,712 |
| Countries that Start with A | 0 | - | 4.98 | 2,061,832 |
| Countries that Start with B | 0 | - | 4.95 | 2,199,579 |
| Countries that Start with C | 0 | - | 4.96 | 1,744,685 |
| Countries that Start with D | 0 | - | 4.96 | 657,254 |
| Countries that Start with E | 0 | - | 4.95 | 1,312,817 |
| Countries that Start with G | 0 | - | 4.97 | 1,435,280 |
| Countries that Start with H | 0 | - | 4.96 | 560,403 |
| Countries that Start with I | 0 | - | 4.92 | 1,235,031 |
| Countries that Start with J | 0 | - | 4.98 | 560,739 |
| Countries that Start with K | 0 | - | 4.97 | 771,365 |
| Countries that Start with L | 0 | - | 4.98 | 1,038,393 |
| Countries that Start with N | 0 | - | 4.93 | 1,064,773 |
| Countries that Start with P | 0 | - | 4.95 | 1,165,085 |
| Countries that Start with S | 0 | - | 4.98 | 1,688,114 |
| Countries that Start with T | 0 | - | 4.89 | 969,152 |
| Countries that Start with U | 0 | - | 4.97 | 870,373 |
| Countries that Start with V | 0 | - | 4.98 | 582,438 |
| Countries that Start with F | 0 | - | 4.83 | 581,104 |
| Countries that Start with M | 0 | - | 4.97 | 1,324,906 |
| Five Most Guessed Countries by Continent | 0 | - | 4.96 | 164,467 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 186,749 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.86 | 54,479 |
| Most Visited Countries by JetPunkers | 0 | - | 4.89 | 111,526 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 158,602 |
| Countries with Megacities | 0 | - | 4.99 | 217,730 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 186,538 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 106,162 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 126,521 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 73,097 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 269,659 |
| Countries by Official Language | 0 | - | 4.95 | 183,943 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 281,849 |
| Countries in their Native Language | 0 | - | 4.98 | 188,730 |
| Independence from Whom | 0 | - | 4.99 | 199,724 |
| Subdivisions by Country | 0 | - | 4.86 | 48,502 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 123,645 |
| Megadiverse Countries | 0 | - | 4.96 | 130,444 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 122,005 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 121,470 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 49,301 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 155,369 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 59,441 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 86,726 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 148,965 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 80,382 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,397 |
| Countries by Sports League Revenue | 0 | - | 4.93 | 67,241 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 104,837 |
| Countries Furthest from the United States | 0 | - | 4.95 | 85,920 |
| Countries with the Highest HDI | 0 | - | 4.95 | 134,170 |
| Straight Shot to the Arctic Circle | 0 | - | 4.89 | 72,125 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 68,587 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 98,024 |
| World Map Quiz | 0 | - | 4.87 | 57,604 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 134,773 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 86,674 |
| Southernmost Countries of the World | 0 | - | 4.99 | 218,515 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 98,682 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 116,547 |
| Countries With the Most Languages | 0 | - | 4.89 | 189,114 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 92,511 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 88,548 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 93,558 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 58,333 |
| Tallest Countries North to South | 0 | - | 4.85 | 115,568 |
| Widest Countries East to West | 0 | - | 4.92 | 124,697 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,195 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 178,998 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 95,434 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 90,250 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 125,375 |
| Countries with the Most Desert | 0 | - | 4.93 | 123,290 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,029 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 33,546 |