| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,777 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,627 |
| NATO Countries | 0 | - | 4.98 | 282,511 |
| EU Countries Quiz | 0 | - | 4.99 | 276,723 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,295 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,714 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,799 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,604 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,848 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,386 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,998 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,072 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,475 |
| Countries with NO Military | 0 | - | 4.97 | 62,924 |
| Monarchies of the World | 0 | - | 4.94 | 169,737 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,933 |
| People on Money by Country | 0 | - | 4.83 | 60,613 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,841 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,699 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,445 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,226 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,585 |
| Fast Math - Addition | 0 | - | 4.87 | 524,276 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,696 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,698 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,478 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,408 |
| Coldest World Capitals | 0 | - | 4.95 | 134,058 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,528 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,926 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,378 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,712 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,575 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,615 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,712 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 80,166 |
| Most Guessed Cities by Country #1 | 0 | - | 4.87 | 103,036 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,972 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,885 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,038 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 99,147 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,289 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,734 |
| Buddhist Countries | 0 | - | 4.96 | 144,837 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 198,894 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,434 |
| Coldest Countries | 0 | - | 4.97 | 138,917 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,347 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,759 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,940 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,036 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,819 |
| World Currency Quiz | 0 | - | 4.92 | 305,538 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,510 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,692 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,072 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,434 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,278 |
| Richest Island Countries | 0 | - | 4.85 | 101,000 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,383 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,433 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,140 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,525 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,463 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,935 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,878 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,234 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,642 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,760 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,799 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,749 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,888 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,178 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,329 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,434 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,335 |
| Countries that Start with D | 0 | - | 4.96 | 714,174 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,434 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,729 |
| Countries that Start with H | 0 | - | 4.96 | 607,967 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,503 |
| Countries that Start with J | 0 | - | 4.98 | 605,449 |
| Countries that Start with K | 0 | - | 4.97 | 819,130 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,758 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,812 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,095 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,421 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,343 |
| Countries that Start with U | 0 | - | 4.97 | 907,256 |
| Countries that Start with V | 0 | - | 4.98 | 611,102 |
| Countries that Start with F | 0 | - | 4.83 | 620,063 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,104 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 174,080 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,815 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,854 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,863 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,522 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,198 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,102 |
| Boundary Waters | 0 | - | 4.92 | 88,670 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,332 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,487 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,743 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,183 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,507 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 57,083 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,520 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,668 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,428 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,592 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,163 |
| Number by Picture Quiz | 0 | - | 4.04 | 21,183 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,282 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,308 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,735,252 |
| Landlocked Countries | 0 | - | 4.99 | 423,850 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,732 |
| Currencies by $ymbol | 0 | - | 4.56 | 33,531 |
| Most-Searched Countries on Wikipedia | 0 | - | 4.46 | 50,171 |
| Countries with Volcano Deaths | 0 | - | 4.74 | 33,872 |
| Countries with Earthquake Deaths | 0 | - | 4.61 | 98,525 |
| Countries with the Highest Death Rate | 0 | - | 4.54 | 47,521 |
| Country Superlatives #1 | 0 | - | 4.46 | 126,088 |
| Country Superlatives Quiz #2 | 0 | - | 4.53 | 64,617 |
| Country Superlatives - Not the United States | 0 | - | 4.48 | 73,572 |
| World's Most Grown Crops | 0 | - | 4.78 | 129,888 |
| Coldest Countries with Exceptions | 0 | - | 4.69 | 39,284 |
| Fast Decimal to Binary Conversion | 0 | - | 4.69 | 43,239 |
| Fast Math - Multiplication | 0 | - | 4.73 | 1,165,372 |
| Fast Math - Double That Number! | 0 | - | 4.77 | 616,064 |
| WWII Geography | 0 | - | 4.81 | 120,775 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,021 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,476 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,338 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,075 |
| Numbers by First Appearance of Letters | 0 | - | 4.37 | 40,889 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,821 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,221 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,712 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,734 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,276 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,462 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,581 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,426 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,183 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,498 |
| Most Guessed World Cities | 0 | - | 4.70 | 100,485 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,555 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,393 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,229 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,113 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,587 |
| Island Countries | 0 | - | 4.99 | 711,780 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,364 |
| Himalayan Countries | 0 | - | 4.94 | 139,535 |
| Andean Countries | 0 | - | 4.94 | 85,065 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,247 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,461 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,808 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,119 |
| Danube Countries | 0 | - | 4.97 | 72,212 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,309 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,627 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,714 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,221 |
| European Landlocked Countries | 0 | - | 4.99 | 147,382 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,985 |
| Countries with the Most Species | 0 | - | 4.99 | 103,424 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,116 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,681 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,793 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,703 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,440 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,853 |
| Countries in the Alps | 0 | - | 4.87 | 118,497 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,086 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,461 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,814 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,815 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,750 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,098 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,924 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,675 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,300 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,019 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,762 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,632 |
| Sharia Law Countries | 0 | - | 4.48 | 63,896 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,391 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,867 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,639 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,723 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,384 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,476 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,252 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,365 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,932 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,664 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,382 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,990 |
