| Medical Vocabulary | 0 | - | 4.54 | 59,106 |
| Body Part Words | 0 | - | 4.43 | 145,953 |
| Medical Specialties | 0 | - | 4.32 | 91,770 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,982 |
| Elemental Words | 0 | - | 4.96 | 52,292 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,975 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 707,643 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,650 |
| Military History Vocabulary | 0 | - | 4.91 | 67,156 |
| International Scientific Units | 0 | - | 4.95 | 156,844 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,770 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,242,701 |
| Medical Acronyms | 0 | - | 4.43 | 96,846 |
| Words for Government | 0 | - | 4.48 | 76,511 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,841 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,994 |
| Elements by Symbol | 0 | - | 4.92 | 197,245 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,679 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,219 |
| Noble Gases | 0 | - | 4.89 | 78,165 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,587 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,248 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,670 |
| Name the Virus | 0 | - | 4.87 | 76,756 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,771 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,149 |
| Metals of Antiquity | 0 | - | 4.95 | 93,434 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,657 |
| The Diseases They Had | 0 | - | 4.15 | 14,007 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,793 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,777 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,384 |
| Major Taxonomic Ranks | 0 | - | 4.56 | 80,564 |
| Famous Scientists | 0 | - | 4.57 | 42,649 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,295 |
| Random Symbol to Element | 0 | - | 4.88 | 93,091 |
| Astronomy Quiz | 0 | - | 4.90 | 82,601 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,253 |
| Solar System Trivia | 0 | - | 4.93 | 46,655 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,492 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,736 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,411 |
| Religion Vocabulary | 0 | - | 4.14 | 30,176 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,586 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,794 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,757 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,866 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,573 |
| Scientific Names | 0 | - | 4.32 | 78,464 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,557 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,007 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,756 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,515 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,481 |
| Body Part Cliches | 0 | - | 4.43 | 123,303 |
| Bones of the Human Body | 0 | - | 4.52 | 42,436 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,173 |
| Jewish Words | 0 | - | 4.15 | 31,206 |
| Japanese Loanwords | 0 | - | 4.47 | 84,632 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 40,952 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,282 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,016 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,828 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,720 |
| Word Chain - Science | 0 | - | 4.59 | 54,884 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,702 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,578 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,617 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,834 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,935 |
| The Sun Quiz | 0 | - | 4.93 | 34,678 |
| Environmental Issues | 0 | - | 4.54 | 26,833 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,121 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,363 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,185 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,916 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,724 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,092 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,035 |
| First Names of Scientists | 0 | - | 4.51 | 56,874 |
| Groups of Two - Science | 0 | - | 4.26 | 48,327 |
| Science Decoder | 0 | - | 4.52 | 28,770 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,115 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,324 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,285 |
| Science True or False | 0 | - | 4.35 | 40,305 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,025 |
| Elements by Picture | 0 | - | 4.27 | 69,954 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,903 |
| Name a Valid Element | 0 | - | 4.64 | 70,043 |
| Element... or Pokémon? | 0 | - | 4.98 | 131,749 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,447 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,288 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,520 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,446 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,100 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 260,178 |
| Name a Valid Word #4 | 0 | - | 4.38 | 41,025 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,457 |
| Sports Terms #2 | 0 | - | 4.07 | 51,324 |
| Animal Adjectives | 0 | - | 4.77 | 60,014 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 159,096 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.47 | 63,669 |
| Native American Words | 0 | - | 4.26 | 24,767 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 152,162 |
| American TV by Antonyms | 0 | - | 4.39 | 56,340 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,876 |
| Birthstones by Month | 0 | - | 4.42 | 80,691 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,389 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,742 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,828 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,199 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,316 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,840 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,820 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,340 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,591 |
| Human Body A-Z | 0 | - | 4.51 | 129,172 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,173 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,271 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,071 |
| Ye Olde Professions | 0 | - | 4.67 | 156,769 |
| Math Vocabulary | 0 | - | 4.35 | 83,106 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,274 |
| Scrabble Words From JETPUNK | 0 | - | 4.48 | 46,490 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,175 |
| Band Names by Antonym | 0 | - | 4.13 | 72,513 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,974 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,111 |
| Things Named for Inventors | 0 | - | 4.40 | 72,610 |
| The Pluto Quiz | 0 | - | 4.61 | 9,855 |
| Citrus Fruits | 0 | - | 3.63 | 42,071 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,496 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,696 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,689 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,780 |
| Name the Constellations | 0 | - | 4.58 | 44,978 |
| Astronomy Decoder | 0 | - | 4.49 | 38,057 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,459 |
| The Mars Quiz | 0 | - | 4.55 | 18,665 |
| The Saturn Quiz | 0 | - | 4.54 | 11,555 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,572 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,344 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,806 |
| Words that are Animals | 0 | - | 3.88 | 41,464 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,675 |
| Most Common Demonyms in American Writing | 0 | - | 4.07 | 14,308 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,137 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,917 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,537 |
| Sports Terms #1 | 0 | - | 3.87 | 168,619 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,436 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,117 |
| Animal Group Names | 0 | - | 4.06 | 23,192 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,952 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,479 |
| American TV by Synonyms | 0 | - | 4.32 | 30,491 |
| Board Games by Synonym | 0 | - | 4.08 | 28,137 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,358 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,711 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,334 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,770 |
| Obfuscations of Movie Titles #3 | 0 | - | 4.58 | 34,301 |
| "As" Similes #1 | 0 | - | 4.15 | 29,870 |
| "As" Similes #2 | 0 | - | 3.79 | 35,465 |
| "Like" Similes #2 | 0 | - | 3.82 | 38,010 |
| Foods Named for Places | 0 | - | 3.60 | 38,301 |
| The Venus Quiz | 0 | - | 4.21 | 6,925 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,714 |
| Astronomy True or False | 0 | - | 4.39 | 36,472 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,727 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,969 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,200 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 13,029 |
| Horse Vocabulary | 0 | - | 4.23 | 22,739 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,391 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,541 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,920 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,511 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,840 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 56,964 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,690 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,685 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,420 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,638 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,256 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,636 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,886 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,457 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,759 |
| German Loan Words | 0 | - | 4.27 | 135,801 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,688 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,554 |
| Countries by Alternate Etymology | 0 | - | 3.69 | 16,699 |
| Elements Named for Countries | 0 | - | 4.53 | 24,701 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,490 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,482 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,383 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,712 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,153 |
