| Medical Vocabulary | 0 | - | 4.54 | 59,379 |
| Body Part Words | 0 | - | 4.43 | 146,278 |
| Medical Specialties | 0 | - | 4.32 | 91,986 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,191 |
| Elemental Words | 0 | - | 4.97 | 52,482 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,105 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,513 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,878 |
| Military History Vocabulary | 0 | - | 4.91 | 67,519 |
| International Scientific Units | 0 | - | 4.95 | 157,758 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,156 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,255,212 |
| Medical Acronyms | 0 | - | 4.43 | 97,130 |
| Words for Government | 0 | - | 4.48 | 76,710 |
| Science Vocabulary #1 | 0 | - | 4.34 | 72,095 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,156 |
| Elements by Symbol | 0 | - | 4.92 | 198,211 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,303 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,590 |
| Noble Gases | 0 | - | 4.89 | 78,653 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,919 |
| Periodic Table Symbols | 0 | - | 4.97 | 75,342 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,172 |
| Name the Virus | 0 | - | 4.87 | 77,001 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,128 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,445 |
| Metals of Antiquity | 0 | - | 4.95 | 93,771 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,781 |
| The Diseases They Had | 0 | - | 4.15 | 14,049 |
| Name a Valid Word #1 | 0 | - | 4.88 | 120,194 |
| Mythical Creatures #2 | 0 | - | 4.06 | 112,169 |
| Christmas Vocabulary | 0 | - | 4.07 | 33,406 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,991 |
| Famous Scientists | 0 | - | 4.57 | 42,789 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,382 |
| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,414 |
| Random Symbol to Element | 0 | - | 4.88 | 93,616 |
| Astronomy Quiz | 0 | - | 4.90 | 83,049 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,097 |
| Solar System Trivia | 0 | - | 4.93 | 46,988 |
| 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 | 62,543 |
| Religion Vocabulary | 0 | - | 4.15 | 30,215 |
| First Name Vocabulary #1 | 0 | - | 3.85 | 48,670 |
| 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 | 159,149 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,825 |
| Scientific Names | 0 | - | 4.32 | 78,659 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,870 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,070 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,502 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,731 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,937 |
| Body Part Cliches | 0 | - | 4.44 | 123,617 |
| Bones of the Human Body | 0 | - | 4.51 | 43,357 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,750 |
| Jewish Words | 0 | - | 4.15 | 31,271 |
| Japanese Loanwords | 0 | - | 4.47 | 84,806 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 41,281 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,406 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,058 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,511 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,414 |
| Word Chain - Science | 0 | - | 4.59 | 55,077 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,885 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,715 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,781 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,315 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,114 |
| The Sun Quiz | 0 | - | 4.93 | 34,958 |
| Environmental Issues | 0 | - | 4.54 | 26,887 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,558 |
| 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 | 196,627 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,258 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,218 |
| First Names of Scientists | 0 | - | 4.51 | 57,129 |
| Groups of Two - Science | 0 | - | 4.26 | 48,424 |
| Science Decoder | 0 | - | 4.52 | 28,833 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,145 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,465 |
| Science True or False | 0 | - | 4.35 | 40,447 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,161 |
| Elements by Picture | 0 | - | 4.27 | 70,204 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,293 |
| Name a Valid Element | 0 | - | 4.67 | 70,304 |
| Element... or Pokémon? | 0 | - | 4.98 | 132,607 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,513 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,480 |
| Name a Valid Word #5 | 0 | - | 4.55 | 31,476 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,596 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,485 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,308 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 262,392 |
| Name a Valid Word #4 | 0 | - | 4.38 | 41,165 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,915 |
| Sports Terms #2 | 0 | - | 4.07 | 51,456 |
| Animal Adjectives | 0 | - | 4.77 | 60,151 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 159,695 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 64,014 |
| Native American Words | 0 | - | 4.26 | 24,811 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 153,898 |
| American TV by Antonyms | 0 | - | 4.39 | 56,416 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,243 |
| Birthstones by Month | 0 | - | 4.43 | 86,905 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,429 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,957 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,932 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,293 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,538 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,211 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,925 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,903 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,831 |
| Human Body A-Z | 0 | - | 4.51 | 129,527 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,451 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,732 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,271 |
| Ye Olde Professions | 0 | - | 4.63 | 157,266 |
| Math Vocabulary | 0 | - | 4.35 | 83,333 |
| 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 | 48,385 |
| Band Names by Antonym | 0 | - | 4.13 | 73,193 |
| 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 | 72,871 |
| The Pluto Quiz | 0 | - | 4.61 | 9,904 |
| 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 | 70,896 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,978 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,114 |
| Name the Constellations | 0 | - | 4.58 | 45,217 |
| Astronomy Decoder | 0 | - | 4.48 | 38,165 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,504 |
| The Mars Quiz | 0 | - | 4.55 | 18,701 |
| The Saturn Quiz | 0 | - | 4.54 | 11,584 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,761 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,508 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,915 |
| Words that are Animals | 0 | - | 3.85 | 41,498 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,748 |
| Most Common Demonyms in American Writing | 0 | - | 4.07 | 14,370 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,280 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 26,046 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,651 |
| Sports Terms #1 | 0 | - | 3.87 | 168,845 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,455 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,369 |
| 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 | 126,872 |
| American TV by Synonyms | 0 | - | 4.32 | 30,528 |
| 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 | 81,100 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,414 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,928 |
| Obfuscations of Movie Titles #3 | 0 | - | 4.58 | 34,445 |
| "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 | 14,753 |
| Astronomy True or False | 0 | - | 4.39 | 36,570 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,230 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,154 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,280 |
| 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 | 87,722 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 77,099 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,767 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 66,024 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 57,119 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,911 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,732 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,583 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,742 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,343 |
| 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 | 140,441 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,775 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,645 |
| Countries by Alternate Etymology | 0 | - | 3.69 | 16,729 |
| Elements Named for Countries | 0 | - | 4.52 | 24,901 |
| Countries with Glaciers | 0 | - | 4.97 | 105,685 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,181 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,803 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,572 |
