| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,096,074 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,876 |
| Elemental Words | 0 | - | 4.96 | 52,231 |
| Astronomy Quiz | 0 | - | 4.90 | 82,428 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,959 |
| Solar System Trivia | 0 | - | 4.93 | 46,520 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,685 |
| Astronomy Decoder | 0 | - | 4.50 | 38,009 |
| Words for Leaders | 0 | - | 4.77 | 256,907 |
| Military History Vocabulary | 0 | - | 4.91 | 67,057 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,335 |
| Name the Constellations | 0 | - | 4.58 | 44,919 |
| International Scientific Units | 0 | - | 4.95 | 156,572 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,685 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,238,214 |
| Elements by Symbol | 0 | - | 4.92 | 196,898 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,509 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,130 |
| Noble Gases | 0 | - | 4.89 | 78,055 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,489 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,972 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,529 |
| Body Part Words | 0 | - | 4.43 | 145,885 |
| Name the Virus | 0 | - | 4.87 | 76,679 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,891 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,655 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,608 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,210 |
| The Pluto Quiz | 0 | - | 4.61 | 9,828 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,899 |
| Metals of Antiquity | 0 | - | 4.95 | 93,339 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,444 |
| The Mars Quiz | 0 | - | 4.55 | 18,640 |
| The Saturn Quiz | 0 | - | 4.54 | 11,544 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,775 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,431 |
| Famous Scientists | 0 | - | 4.57 | 42,610 |
| Random Symbol to Element | 0 | - | 4.88 | 92,944 |
| Astronomy True or False | 0 | - | 4.39 | 36,422 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,182 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,775 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,487 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,546 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,057 |
| Countries with NO Military | 0 | - | 4.97 | 62,004 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,043 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,423 |
| NATO Countries | 0 | - | 4.98 | 279,414 |
| EU Countries Quiz | 0 | - | 4.99 | 273,034 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,838 |
| 7 Deadly Sins | 0 | - | 4.88 | 399,303 |
| Books of the Protestant Bible | 0 | - | 4.89 | 209,500 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,365 |
| The Venus Quiz | 0 | - | 4.21 | 6,913 |
| Scientific Names | 0 | - | 4.32 | 78,388 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,470 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,986 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,516 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,446 |
| Body Part Cliches | 0 | - | 4.43 | 123,263 |
| Bones of the Human Body | 0 | - | 4.52 | 42,153 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,082 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,399 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,174 |
| Coldest World Capitals | 0 | - | 4.95 | 133,480 |
| World Currency Quiz | 0 | - | 4.91 | 302,084 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,975 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,241 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,388 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,677 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,722 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,851 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,927 |
| Buddhist Countries | 0 | - | 4.96 | 144,092 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,955 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,255 |
| Science General Knowledge #1 | 0 | - | 4.54 | 165,695 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,589 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,050 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,572 |
| Word Chain - Science | 0 | - | 4.59 | 54,827 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,654 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,524 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,665 |
| Environmental Issues | 0 | - | 4.54 | 26,815 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,967 |
| German Loan Words | 0 | - | 4.27 | 135,738 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,482 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,988 |
| Battle to Country | 0 | - | 4.91 | 53,179 |
| Monarchies of Europe | 0 | - | 4.90 | 97,986 |
| Monarchies of Asia | 0 | - | 4.97 | 70,998 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,968 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,826 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,879 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,155 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,962 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,146 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,464 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,306 |
| Richest Island Countries | 0 | - | 4.84 | 100,333 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,306 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,989 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,084 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,797 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,785 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,992 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,954 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,540 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,088 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,389 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,353 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,215 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,816 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,515 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,152 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,946 |
| Orthodox Countries | 0 | - | 4.92 | 131,361 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,186 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,646 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,921 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,360 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,333 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,547 |
| Countries that Start with D | 0 | - | 4.96 | 707,868 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,125 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,813 |
| Countries that Start with H | 0 | - | 4.96 | 603,309 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,399 |
| Countries that Start with J | 0 | - | 4.98 | 601,138 |
| Countries that Start with K | 0 | - | 4.97 | 814,443 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,133 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,092 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,588 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,677 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,643 |
| Countries that Start with U | 0 | - | 4.97 | 903,495 |
| Countries that Start with V | 0 | - | 4.98 | 608,542 |
| Countries that Start with F | 0 | - | 4.83 | 616,455 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,877 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,421 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,035 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,466 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 337,576 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,192 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,215 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,953 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,614 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,596 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,840 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,770 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,583 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,718 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,318 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,757 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,769 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,138 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,603 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,750 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,034 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,789 |
| First Names of Scientists | 0 | - | 4.50 | 56,751 |
| Groups of Two - Science | 0 | - | 4.26 | 48,288 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,743 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,911 |
| Science Decoder | 0 | - | 4.52 | 28,743 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,109 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,287 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,984 |
| Elements by Picture | 0 | - | 4.27 | 69,861 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,761 |
| Name a Valid Element | 0 | - | 4.64 | 69,951 |
| Medical Acronyms | 0 | - | 4.43 | 96,752 |
| Medical Vocabulary | 0 | - | 4.54 | 59,035 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,565 |
| Countries in World War I | 0 | - | 4.88 | 227,867 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,749 |
| WWII Geography | 0 | - | 4.81 | 120,157 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,210 |
| Star Wars Quotes | 0 | - | 4.85 | 183,629 |
| Name the English Monarchs | 0 | - | 4.91 | 501,724 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,363 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 691,089 |
| All Disney Animated Movies | 0 | - | 4.78 | 448,526 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,706 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,563 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,583 |
| All OPEC Countries Ever | 0 | - | 4.77 | 90,877 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,415 |
| Biblical Miracles | 0 | - | 4.46 | 38,301 |
| The Life of Jesus | 0 | - | 4.52 | 44,173 |
| Bible Characters Quiz #1 | 0 | - | 4.46 | 105,466 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,802 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,472 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,889 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,237 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,892 |
| Name a Country A-Z | 0 | - | 5.00 | 242,786 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,387 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,803 |