| Countries by Number of Books Published | 0 | - | 4.95 | 71,946 |
| Words for Government | 0 | - | 4.48 | 76,269 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,141 |
| Famous Dictators #1 | 0 | - | 4.69 | 198,853 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,305,671 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,670 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,232 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,071 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,225 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,507 |
| Authors by Picture | 0 | - | 4.48 | 25,402 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,885 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,127 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,333 |
| NATO Countries | 0 | - | 4.98 | 276,103 |
| EU Countries Quiz | 0 | - | 4.99 | 270,193 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,667 |
| UN Secretaries-General | 0 | - | 4.40 | 7,767 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,551 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,140 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,615 |
| Countries with NO Military | 0 | - | 4.97 | 61,225 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,125 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,856 |
| Monarchies of the World | 0 | - | 4.94 | 166,724 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,605 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,995 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,524 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,689 |
| Disney Animated Characters | 0 | - | 4.88 | 599,349 |
| People on Money by Country | 0 | - | 4.84 | 60,011 |
| Fast Math - Addition | 0 | - | 4.87 | 520,003 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,167 |
| 7 Deadly Sins | 0 | - | 4.88 | 395,333 |
| Books of the Protestant Bible | 0 | - | 4.89 | 207,430 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,729 |
| Astronomy Quiz | 0 | - | 4.90 | 81,788 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,845 |
| Solar System Trivia | 0 | - | 4.93 | 46,083 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 65,204 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,784 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 128,767 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 165,653 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 86,754 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 39,109 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,824 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,274 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,306 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,336 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,480 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,331 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 103,820 |
| Coldest Countries | 0 | - | 4.97 | 137,289 |
| Coldest World Capitals | 0 | - | 4.95 | 133,071 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,257 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,376 |
| World Currency Quiz | 0 | - | 4.92 | 298,759 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,019 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,182 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,785 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,186 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,754 |
| Buddhist Countries | 0 | - | 4.96 | 143,007 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,091,206 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 4.99 | 27,823 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,775 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,015 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,431 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,839 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,445 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,198 |
| Terrible Country Spellings Accepted by JetPunk #1 | 0 | - | 4.84 | 32,846 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,007 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,769 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 96,842 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,906 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,747 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,220 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,255 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,377 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,359 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,232 |
| Fruits: No Vowels | 0 | - | 4.81 | 98,638 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,984 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,409 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,134 |
| Countries That Were Invaded | 0 | - | 4.54 | 96,944 |
| Military History Vocabulary | 0 | - | 4.91 | 66,684 |
| Computer Nerd Acronyms Quiz #1 | 0 | - | 4.75 | 155,222 |
| Computer Nerd Acronyms Quiz #2 | 0 | - | 4.46 | 53,610 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,043 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,585 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,012 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,237 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,564 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,579 |
| Richest Island Countries | 0 | - | 4.84 | 99,588 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,696 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,327 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,011 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,758 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,334 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,669 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 47,819 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,834 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,695 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,013 |
| Countries that Start with D | 0 | - | 4.96 | 702,026 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,080 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,451 |
| Countries that Start with H | 0 | - | 4.96 | 598,353 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,728 |
| Countries that Start with J | 0 | - | 4.98 | 596,418 |
| Countries that Start with K | 0 | - | 4.97 | 809,753 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,321 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,211 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,982 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,149 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,555 |
| Countries that Start with U | 0 | - | 4.97 | 900,183 |
| Countries that Start with V | 0 | - | 4.98 | 605,346 |
| Countries that Start with F | 0 | - | 4.83 | 612,512 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,855 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,028 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,383 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,328 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,137 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,961 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,529 |
| Five Most Guessed Countries by Continent | 0 | - | 4.97 | 171,537 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,471 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,521 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,710 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,963 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,476 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,537 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,881 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,281 |
| OPEC Countries | 0 | - | 4.74 | 84,833 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,638 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,393 |
| Authors by Country | 0 | - | 4.40 | 32,095 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 17,985 |
| U.S. Postal Abbreviations | 0 | - | 4.48 | 57,128 |
| U.S. Military Acronyms | 0 | - | 4.39 | 100,864 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,820 |
| Name the War | 0 | - | 4.37 | 200,819 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,414 |
| Names for Warriors | 0 | - | 4.40 | 36,799 |
| Top Arms Importing Countries | 0 | - | 4.69 | 60,937 |
| Territory Changes in World War I | 0 | - | 4.86 | 46,252 |
| WWII Geography | 0 | - | 4.81 | 119,396 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,126 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,575 |
| U.S. College Acronyms | 0 | - | 4.19 | 46,669 |
| Medical Acronyms | 0 | - | 4.43 | 96,215 |
| QS World University Rankings | 0 | - | 4.05 | 51,770 |
| Fortune 100 Companies | 0 | - | 4.20 | 55,528 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 52,786 |
| World's Most Grown Crops | 0 | - | 4.79 | 128,881 |
| World's Most Valuable Companies | 0 | - | 4.30 | 79,630 |
| All Disney Animated Movies | 0 | - | 4.78 | 445,354 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,458 |
| Currencies by $ymbol | 0 | - | 4.56 | 33,240 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,930 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,369 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,320 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,493 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,105 |
| Fast Decimal to Binary Conversion | 0 | - | 4.68 | 42,797 |
| Numbers by First Appearance of Letters | 0 | - | 4.37 | 40,557 |
| Fast Math - Multiplication | 0 | - | 4.73 | 1,155,127 |
| Fast Math - Double That Number! | 0 | - | 4.78 | 611,430 |
| 12 Apostles of Jesus | 0 | - | 4.38 | 127,723 |
| The Ten Commandments Quiz | 0 | - | 4.33 | 66,604 |
| Seven Heavenly Virtues | 0 | - | 4.49 | 12,231 |
| The Lord's Prayer Quiz | 0 | - | 4.40 | 43,755 |
| Biblical Miracles | 0 | - | 4.46 | 37,993 |
| The Life of Jesus | 0 | - | 4.52 | 43,784 |
| Bible Characters Quiz #1 | 0 | - | 4.46 | 104,757 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,774 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,831 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,012 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,932 |
| Name a Country A-Z | 0 | - | 5.00 | 240,612 |
| Name a Minecraft Mob A-Z | 0 | - | 4.85 | 41,674 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,226 |
| Countries with the Highest Death Rate | 0 | - | 4.54 | 47,049 |
| Most-Searched Countries on Wikipedia | 0 | - | 4.46 | 49,695 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,025 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,832 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 65,041 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,706 |
| Countries with Volcano Deaths | 0 | - | 4.72 | 33,583 |
| Countries with Earthquake Deaths | 0 | - | 4.51 | 88,097 |
| Vegetables: No Vowels | 0 | - | 4.72 | 73,415 |
| Country Superlatives #1 | 0 | - | 4.46 | 125,384 |
| Country Superlatives Quiz #2 | 0 | - | 4.53 | 64,134 |
| Country Superlatives - Not the United States | 0 | - | 4.48 | 73,077 |
| Coldest Countries with Exceptions | 0 | - | 4.69 | 38,729 |
