| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,642 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,929 |
| NATO Countries | 0 | - | 4.98 | 281,873 |
| EU Countries Quiz | 0 | - | 4.99 | 275,937 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,660 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,877 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,435 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,397 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,680 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,116 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,828 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,970 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,395 |
| Countries with NO Military | 0 | - | 4.97 | 62,738 |
| Monarchies of the World | 0 | - | 4.94 | 169,414 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,846 |
| People on Money by Country | 0 | - | 4.83 | 60,546 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,317 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,600 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 169,001 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,049 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,560 |
| Fast Math - Addition | 0 | - | 4.87 | 523,784 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,646 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,442 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,331 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,196 |
| Coldest World Capitals | 0 | - | 4.95 | 133,689 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,397 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,835 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,149 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,596 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,888 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,410 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,591 |
| Most Guessed Cities by Country #2 | 0 | - | 4.94 | 79,926 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 102,748 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,780 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,788 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,954 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 98,872 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,170 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,046 |
| Buddhist Countries | 0 | - | 4.96 | 144,686 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 198,465 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,118 |
| Coldest Countries | 0 | - | 4.97 | 138,780 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,109 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,682 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,872 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 60,012 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,740 |
| World Currency Quiz | 0 | - | 4.92 | 304,624 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,458 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,645 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,828 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,337 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,246 |
| Richest Island Countries | 0 | - | 4.85 | 100,864 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,897 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,893 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,784 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,250 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 48,409 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,757 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,720 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,064 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,567 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,657 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,984 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,612 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,757 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,853 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,164 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,385 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,091 |
| Countries that Start with D | 0 | - | 4.96 | 712,545 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,553 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,815 |
| Countries that Start with H | 0 | - | 4.96 | 606,785 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,981 |
| Countries that Start with J | 0 | - | 4.98 | 604,339 |
| Countries that Start with K | 0 | - | 4.97 | 817,916 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,299 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,353 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,700 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,442 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,787 |
| Countries that Start with U | 0 | - | 4.97 | 906,049 |
| Countries that Start with V | 0 | - | 4.98 | 610,448 |
| Countries that Start with F | 0 | - | 4.83 | 619,179 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,559 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 173,755 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,601 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,673 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,759 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,127 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,390 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,040 |
| Boundary Waters | 0 | - | 4.92 | 88,612 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,282 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,353 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,550 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,105 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,450 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 57,039 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,468 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,513 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,316 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,533 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,925 |
| Number by Picture Quiz | 0 | - | 4.04 | 21,164 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,953 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,262 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,638,838 |
| Landlocked Countries | 0 | - | 4.99 | 422,684 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,415 |
| Currencies by $ymbol | 0 | - | 4.56 | 33,479 |
| Most-Searched Countries on Wikipedia | 0 | - | 4.46 | 50,103 |
| Countries with Volcano Deaths | 0 | - | 4.74 | 33,841 |
| Countries with Earthquake Deaths | 0 | - | 4.56 | 98,127 |
| Countries with the Highest Death Rate | 0 | - | 4.54 | 47,450 |
| Country Superlatives #1 | 0 | - | 4.46 | 125,998 |
| Country Superlatives Quiz #2 | 0 | - | 4.53 | 64,566 |
| Country Superlatives - Not the United States | 0 | - | 4.48 | 73,512 |
| World's Most Grown Crops | 0 | - | 4.78 | 129,768 |
| Coldest Countries with Exceptions | 0 | - | 4.69 | 39,220 |
| Fast Decimal to Binary Conversion | 0 | - | 4.69 | 43,204 |
| Fast Math - Multiplication | 0 | - | 4.73 | 1,163,959 |
| Fast Math - Double That Number! | 0 | - | 4.77 | 615,573 |
| WWII Geography | 0 | - | 4.81 | 120,639 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,629 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,402 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,783,717 |
| One Country By Letter By Continent | 0 | - | 5.00 | 124,664 |
| Numbers by First Appearance of Letters | 0 | - | 4.37 | 40,839 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,745 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,090 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,505 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,521 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,246 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,443 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,478 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,339 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,115 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,445 |
| Most Guessed World Cities | 0 | - | 4.70 | 100,351 |
| Most Guessed Non-Capital Cities | 0 | - | 4.42 | 53,501 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,396 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,211 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,716 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,770 |
| Island Countries | 0 | - | 4.99 | 711,291 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,870 |
| Himalayan Countries | 0 | - | 4.95 | 139,041 |
| Andean Countries | 0 | - | 4.93 | 84,814 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,041 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,119 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,619 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,936 |
| Danube Countries | 0 | - | 4.97 | 72,103 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,133 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,503 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,459 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,958 |
| European Landlocked Countries | 0 | - | 4.99 | 147,237 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,779 |
| Countries with the Most Species | 0 | - | 4.99 | 103,315 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,902 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,633 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,752 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,600 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,325 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,747 |
| Countries in the Alps | 0 | - | 4.87 | 118,320 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,572 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,205 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,725 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,680 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,590 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,003 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,761 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,574 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,229 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,928 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,693 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,577 |
| Sharia Law Countries | 0 | - | 4.48 | 63,825 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,303 |
| Countries Richer Than Their Neighbors | 0 | - | 4.47 | 72,791 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,545 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,611 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,072 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,375 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,537 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,214 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,334 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,346 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,291 |
| Oil Export Dependent Countries | 0 | - | 4.56 | 49,946 |
