| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,415 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,646,089 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,993 |
| NATO Countries | 0 | - | 4.98 | 281,919 |
| EU Countries Quiz | 0 | - | 4.99 | 275,991 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,707 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,950 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,466 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,419 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,699 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,132 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,841 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,975 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,398 |
| Countries with NO Military | 0 | - | 4.97 | 62,751 |
| Monarchies of the World | 0 | - | 4.94 | 169,433 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,856 |
| People on Money by Country | 0 | - | 4.83 | 60,553 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,353 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,605 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,039 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,063 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,562 |
| Landlocked Countries | 0 | - | 4.99 | 422,786 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,773 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,407 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,842 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,166 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,609 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,907 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,420 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,599 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 79,952 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 102,781 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,792 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,797 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,971 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 98,901 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,186 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,115 |
| Buddhist Countries | 0 | - | 4.96 | 144,702 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 198,510 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,150 |
| Coldest Countries | 0 | - | 4.97 | 138,792 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,127 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,687 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,876 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,344 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,014 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,749 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,462 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,916 |
| Himalayan Countries | 0 | - | 4.95 | 139,086 |
| Andean Countries | 0 | - | 4.93 | 84,828 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,058 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,158 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,634 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,950 |
| Danube Countries | 0 | - | 4.97 | 72,114 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,156 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,518 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,486 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,984 |
| European Landlocked Countries | 0 | - | 4.99 | 147,250 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,798 |
| Countries with the Most Species | 0 | - | 4.99 | 103,325 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,921 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,638 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,757 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,604 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,337 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,755 |
| Countries in the Alps | 0 | - | 4.87 | 118,332 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,633 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,230 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,732 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,688 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,609 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,013 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,774 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,582 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,231 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,701 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,579 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,309 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,548 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,615 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,096 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,379 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,585 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,226 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,373 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,370 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,296 |
| Largest Countries By Category | 0 | - | 4.97 | 158,362 |
| Countries by Countries | 0 | - | 4.96 | 63,333 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,796 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,314 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,588 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,762 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,334 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,751 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,823 |
| Island Countries | 0 | - | 4.99 | 711,325 |
| Country Word Search #2 | 0 | - | 4.54 | 56,605 |
| Country Word Search - Large Edition | 0 | - | 4.68 | 65,076 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,902 |
| Northernmost Countries | 0 | - | 4.99 | 362,352 |
| Countries of South America | 0 | - | 5.00 | 928,500 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,351 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,740 |
| "Land" Countries | 0 | - | 4.98 | 337,569 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,418 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,594 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,256 |
| Countries that Start with D | 0 | - | 4.96 | 712,674 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,695 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,955 |
| Countries that Start with H | 0 | - | 4.96 | 606,871 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,080 |
| Countries that Start with J | 0 | - | 4.98 | 604,415 |
| Countries that Start with K | 0 | - | 4.97 | 818,005 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,414 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,472 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,804 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,583 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,859 |
| Countries that Start with U | 0 | - | 4.97 | 906,101 |
| Countries that Start with V | 0 | - | 4.98 | 610,488 |
| Countries that Start with F | 0 | - | 4.83 | 619,243 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,674 |
| Richest Island Countries | 0 | - | 4.85 | 100,875 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,688 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,959 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,022 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,823 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,274 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,412 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,773 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,734 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,077 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,575 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,666 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,039 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,619 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,770 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,881 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 173,795 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,621 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,694 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,137 |
| Countries with Megacities | 0 | - | 4.99 | 265,140 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,954 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,603 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,219 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,675 |
| Countries by Official Language | 0 | - | 4.95 | 195,418 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,605 |
| Countries in their Native Language | 0 | - | 4.99 | 199,201 |
| Independence from Whom | 0 | - | 4.99 | 212,292 |
| Subdivisions by Country | 0 | - | 4.87 | 50,468 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,868 |
| Megadiverse Countries | 0 | - | 4.96 | 135,079 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,227 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,398 |
| Countries Breakdown Puzzle #2 | 0 | - | 3.70 | 42,455 |
| Countries Breakdown Puzzle #4 | 0 | - | 4.31 | 27,091 |
| Countries Breakdown Puzzle #3 | 0 | - | 4.11 | 29,643 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,276 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,135 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,234 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,644 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,577 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,385 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,699 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,174 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,858 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,933 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,250 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,005 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,401 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,536 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,567 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,457 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,109 |
| World Map Quiz | 0 | - | 4.81 | 65,207 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,708 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,427 |
| Countries by Founding Story | 0 | - | 4.95 | 77,441 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,258 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,372 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,083 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,475 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,985 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,090 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,372 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,487 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,630 |
| Widest Countries East to West | 0 | - | 4.92 | 129,727 |
