| Medical Vocabulary | 0 | - | 4.54 | 59,383 |
| Body Part Words | 0 | - | 4.43 | 146,281 |
| Medical Specialties | 0 | - | 4.32 | 91,988 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,192 |
| Elemental Words | 0 | - | 4.97 | 52,484 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,107 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,529 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,879 |
| Military History Vocabulary | 0 | - | 4.91 | 67,520 |
| International Scientific Units | 0 | - | 4.95 | 157,771 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,157 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,255,348 |
| Medical Acronyms | 0 | - | 4.43 | 97,135 |
| Words for Government | 0 | - | 4.48 | 76,711 |
| Science Vocabulary #1 | 0 | - | 4.34 | 72,097 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,157 |
| Elements by Symbol | 0 | - | 4.92 | 198,227 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,307 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,599 |
| Noble Gases | 0 | - | 4.89 | 78,658 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,923 |
| Periodic Table Symbols | 0 | - | 4.97 | 75,776 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,181 |
| Name the Virus | 0 | - | 4.87 | 77,004 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,133 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,446 |
| Metals of Antiquity | 0 | - | 4.95 | 93,776 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,782 |
| The Diseases They Had | 0 | - | 4.15 | 14,050 |
| Name a Valid Word #1 | 0 | - | 4.88 | 120,199 |
| Mythical Creatures #2 | 0 | - | 4.06 | 112,174 |
| Christmas Vocabulary | 0 | - | 4.07 | 33,406 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,994 |
| Famous Scientists | 0 | - | 4.57 | 42,791 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,383 |
| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,415 |
| Random Symbol to Element | 0 | - | 4.88 | 93,637 |
| Astronomy Quiz | 0 | - | 4.90 | 83,055 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,105 |
| Solar System Trivia | 0 | - | 4.93 | 46,991 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,533 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,834 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,545 |
| Religion Vocabulary | 0 | - | 4.15 | 30,216 |
| First Name Vocabulary #1 | 0 | - | 3.85 | 48,672 |
| First Name Vocabulary #2 | 0 | - | 3.94 | 36,893 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,855 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,151 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,828 |
| Scientific Names | 0 | - | 4.32 | 78,663 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,870 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,072 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,504 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,733 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,963 |
| Body Part Cliches | 0 | - | 4.44 | 123,620 |
| Bones of the Human Body | 0 | - | 4.51 | 43,357 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,753 |
| Jewish Words | 0 | - | 4.15 | 31,272 |
| Japanese Loanwords | 0 | - | 4.47 | 84,810 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 41,282 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,407 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,065 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,512 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,417 |
| Word Chain - Science | 0 | - | 4.59 | 55,078 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,885 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,716 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,781 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,319 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,116 |
| The Sun Quiz | 0 | - | 4.93 | 34,962 |
| Environmental Issues | 0 | - | 4.54 | 26,888 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,561 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,587 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,241 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,990 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,629 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,259 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,219 |
| First Names of Scientists | 0 | - | 4.51 | 57,131 |
| Groups of Two - Science | 0 | - | 4.26 | 48,424 |
| Science Decoder | 0 | - | 4.52 | 28,833 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,146 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,468 |
| Science True or False | 0 | - | 4.35 | 40,448 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,162 |
| Elements by Picture | 0 | - | 4.27 | 70,207 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,298 |
| Name a Valid Element | 0 | - | 4.67 | 70,307 |
| Element... or Pokémon? | 0 | - | 4.98 | 132,619 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,514 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,483 |
| Name a Valid Word #5 | 0 | - | 4.55 | 31,478 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,597 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,485 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,311 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 262,403 |
| Name a Valid Word #4 | 0 | - | 4.38 | 41,166 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,923 |
| Sports Terms #2 | 0 | - | 4.07 | 51,457 |
| Animal Adjectives | 0 | - | 4.77 | 60,153 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 159,700 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 64,016 |
| Native American Words | 0 | - | 4.26 | 24,811 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 153,910 |
| American TV by Antonyms | 0 | - | 4.39 | 56,416 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,246 |
| Birthstones by Month | 0 | - | 4.43 | 87,043 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,429 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,960 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,933 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,294 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,539 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,216 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,925 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,909 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,832 |
| Human Body A-Z | 0 | - | 4.51 | 129,530 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,454 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,735 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,272 |
| Ye Olde Professions | 0 | - | 4.63 | 157,278 |
| Math Vocabulary | 0 | - | 4.35 | 83,335 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,348 |
| Scrabble Words From JETPUNK | 0 | - | 4.48 | 46,705 |
| Band Names by Synonym #2 | 0 | - | 4.27 | 48,404 |
| Band Names by Antonym | 0 | - | 4.13 | 73,196 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 42,115 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,178 |
| Things Named for Inventors | 0 | - | 4.40 | 72,874 |
| The Pluto Quiz | 0 | - | 4.61 | 9,905 |
| Citrus Fruits | 0 | - | 3.66 | 42,132 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,663 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,898 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,982 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,138 |
| Name the Constellations | 0 | - | 4.58 | 45,221 |
| Astronomy Decoder | 0 | - | 4.48 | 38,167 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,505 |
| The Mars Quiz | 0 | - | 4.55 | 18,703 |
| The Saturn Quiz | 0 | - | 4.54 | 11,584 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,762 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,510 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,916 |
| Words that are Animals | 0 | - | 3.85 | 41,498 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,749 |
| Most Common Demonyms in American Writing | 0 | - | 4.07 | 14,373 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,281 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 26,046 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,653 |
| Sports Terms #1 | 0 | - | 3.87 | 168,847 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,455 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,371 |
| Animal Group Names | 0 | - | 4.07 | 23,259 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,982 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,896 |
| American TV by Synonyms | 0 | - | 4.32 | 30,529 |
| Board Games by Synonym | 0 | - | 4.09 | 28,205 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,389 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 81,103 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,414 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,929 |
| Obfuscations of Movie Titles #3 | 0 | - | 4.58 | 34,446 |
| "As" Similes #1 | 0 | - | 4.15 | 29,899 |
| "As" Similes #2 | 0 | - | 3.81 | 35,495 |
| "Like" Similes #2 | 0 | - | 3.84 | 38,047 |
| Foods Named for Places | 0 | - | 3.60 | 38,342 |
| The Venus Quiz | 0 | - | 4.21 | 6,942 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,754 |
| Astronomy True or False | 0 | - | 4.39 | 36,570 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,235 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,157 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,282 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 13,095 |
| Horse Vocabulary | 0 | - | 4.23 | 22,778 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,500 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,723 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 77,103 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,772 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 66,029 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 57,119 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,915 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,734 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,585 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,743 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,344 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,702 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,913 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,474 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,788 |
| German Loan Words | 0 | - | 4.27 | 140,465 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,775 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,648 |
| Countries by Alternate Etymology | 0 | - | 3.69 | 16,729 |
| Elements Named for Countries | 0 | - | 4.52 | 24,901 |
| Countries with Glaciers | 0 | - | 4.97 | 105,688 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,181 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,804 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,572 |
