| Science Vocabulary #2 | 0 | - | 4.52 | 59,939 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,267 |
| Elemental Words | 0 | - | 4.97 | 52,543 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,020 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,211 |
| Medical Vocabulary | 0 | - | 4.54 | 59,465 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,508 |
| Medical Specialties | 0 | - | 4.33 | 92,296 |
| International Scientific Units | 0 | - | 4.95 | 158,261 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,250 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,172 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,259,580 |
| Elements by Symbol | 0 | - | 4.92 | 198,584 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,532 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,760 |
| Noble Gases | 0 | - | 4.89 | 78,809 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 65,045 |
| Periodic Table Symbols | 0 | - | 4.98 | 80,279 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,381 |
| Name the Virus | 0 | - | 4.87 | 77,091 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,060 |
| Words for Government | 0 | - | 4.49 | 76,760 |
| Sports Terms #2 | 0 | - | 4.07 | 51,495 |
| Animal Adjectives | 0 | - | 4.77 | 60,194 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 159,887 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 64,106 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 81,114 |
| Famous Scientists | 0 | - | 4.57 | 42,841 |
| Body Part Words | 0 | - | 4.43 | 146,368 |
| Ye Olde Professions | 0 | - | 4.63 | 157,451 |
| Metals of Antiquity | 0 | - | 4.95 | 93,901 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,815 |
| Name a Valid Word #1 | 0 | - | 4.88 | 120,330 |
| Sports Terms #1 | 0 | - | 3.87 | 168,922 |
| Mythical Creatures #2 | 0 | - | 4.06 | 112,268 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,365 |
| Christmas Vocabulary | 0 | - | 4.07 | 33,414 |
| Scientific Names | 0 | - | 4.32 | 78,720 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,410 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,957 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,089 |
| Random Symbol to Element | 0 | - | 4.88 | 93,882 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,736 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,811 |
| Astronomy Quiz | 0 | - | 4.90 | 83,238 |
| Body Part Cliches | 0 | - | 4.44 | 123,660 |
| Bones of the Human Body | 0 | - | 4.51 | 43,518 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,861 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,546 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,461 |
| Religion Vocabulary | 0 | - | 4.15 | 30,229 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,400 |
| First Name Vocabulary #1 | 0 | - | 3.85 | 48,705 |
| First Name Vocabulary #2 | 0 | - | 3.94 | 36,930 |
| Animal Group Names | 0 | - | 4.07 | 23,282 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,991 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,244 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,914 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,158 |
| Jewish Words | 0 | - | 4.15 | 31,336 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,873 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,588 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 13,117 |
| Horse Vocabulary | 0 | - | 4.23 | 22,795 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,883 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,432 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,295 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,647 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,559 |
| Word Chain - Science | 0 | - | 4.59 | 55,140 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,942 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,754 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,447 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,102,230 |
| Environmental Issues | 0 | - | 4.54 | 26,906 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,655 |
| Japanese Loanwords | 0 | - | 4.47 | 84,871 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,307 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,186 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,710 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,270 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,484 |
| Military History Vocabulary | 0 | - | 4.91 | 67,606 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,793 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,954 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,349 |
| First Names of Scientists | 0 | - | 4.51 | 57,204 |
| Groups of Two - Science | 0 | - | 4.26 | 48,455 |
| Science Decoder | 0 | - | 4.52 | 28,857 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,507 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,198 |
| Elements by Picture | 0 | - | 4.27 | 70,305 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,456 |
| Name a Valid Element | 0 | - | 4.67 | 70,395 |
| Medical Acronyms | 0 | - | 4.43 | 97,228 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,616 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,495 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,374 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 262,955 |
| Nautical Vocabulary | 0 | - | 4.54 | 48,279 |
| Weather and Climate Vocabulary | 0 | - | 4.47 | 31,867 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 154,140 |
| American TV by Antonyms | 0 | - | 4.39 | 56,441 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,320 |
| Birthstones by Month | 0 | - | 4.44 | 88,038 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,469 |
| Name the Metal Alloy | 0 | - | 4.73 | 14,027 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,962 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,320 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,618 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,353 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,949 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 177,038 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,887 |
| Human Body A-Z | 0 | - | 4.51 | 129,630 |
| One-Syllable Human Body Parts | 0 | - | 4.30 | 88,523 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,870 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,211 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,391 |
| Car Names by Alternate Definition #1 | 0 | - | 4.26 | 45,592 |
| Math Vocabulary | 0 | - | 4.35 | 83,393 |
| Native American Words | 0 | - | 4.26 | 24,825 |
| Scrabble Words From JETPUNK | 0 | - | 4.48 | 46,778 |
| Band Names by Synonym #2 | 0 | - | 4.26 | 48,768 |
| Band Names by Antonym | 0 | - | 4.13 | 73,350 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 42,242 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,294 |
| Things Named for Inventors | 0 | - | 4.40 | 72,981 |
| Citrus Fruits | 0 | - | 3.67 | 42,160 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,727 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,954 |
| Category Elimination - Elements | 0 | - | 4.61 | 54,091 |
| Astronomy Decoder | 0 | - | 4.48 | 38,217 |
| The Diseases They Had | 0 | - | 4.15 | 14,069 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,951 |
| Words that are Animals | 0 | - | 3.85 | 41,509 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,785 |
| Most Common Demonyms in American Writing | 0 | - | 4.07 | 14,390 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,363 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 26,093 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,691 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 127,108 |
| American TV by Synonyms | 0 | - | 4.32 | 30,544 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 81,250 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.36 | 50,549 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 56,015 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,605 |
| Name the Constellations | 0 | - | 4.60 | 47,593 |
| Astronomy True or False | 0 | - | 4.39 | 36,598 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,398 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,553 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,316 |
| Types of Boats | 0 | - | 4.17 | 8,625 |
| Car Names by Alternate Definition #2 | 0 | - | 4.27 | 16,162 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,782 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 77,148 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,906 |
| Board Games by Synonym | 0 | - | 4.09 | 28,221 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,397 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 66,147 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 57,162 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,998 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,788 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,377 |
| "As" Similes #1 | 0 | - | 4.15 | 29,912 |
| "As" Similes #2 | 0 | - | 3.81 | 35,522 |
| "Like" Similes #2 | 0 | - | 3.84 | 38,079 |
| Foods Named for Places | 0 | - | 3.60 | 38,355 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,724 |
| The Venus Quiz | 0 | - | 4.21 | 6,956 |
| Idioms by Synonyms | 0 | - | 4.22 | 21,789 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,621 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,234 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,922 |
| American Legal Vocabulary | 0 | - | 4.40 | 34,015 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,802 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,701 |
| Countries with Glaciers | 0 | - | 4.97 | 105,781 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,190 |
| Elements Named for Countries | 0 | - | 4.52 | 24,953 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,770 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,923 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,530 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,542 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.10 | 26,884 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,829 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,188 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,942 |
| Countries with the Most Mangroves | 0 | - | 4.54 | 34,726 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,162 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.25 | 25,916 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,826 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,881 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,955 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,762 |
| Least-Forested Countries | 0 | - | 4.53 | 65,410 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,629 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,699 |
| Most Forested European Countries | 0 | - | 4.80 | 75,669 |
| Least Forested European Countries | 0 | - | 4.25 | 54,178 |
