| Medical Vocabulary | 0 | - | 4.54 | 59,021 |
| Body Part Words | 0 | - | 4.43 | 145,865 |
| Medical Specialties | 0 | - | 4.32 | 91,682 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,884 |
| Elemental Words | 0 | - | 4.96 | 52,221 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,932 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,620 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,551 |
| Military History Vocabulary | 0 | - | 4.91 | 67,028 |
| International Scientific Units | 0 | - | 4.95 | 156,505 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,663 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,237,288 |
| Medical Acronyms | 0 | - | 4.43 | 96,730 |
| Words for Government | 0 | - | 4.48 | 76,428 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,722 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,900 |
| Elements by Symbol | 0 | - | 4.92 | 196,811 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,474 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,073 |
| Noble Gases | 0 | - | 4.89 | 78,010 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,459 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,915 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,490 |
| Name the Virus | 0 | - | 4.87 | 76,655 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,570 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,618 |
| Metals of Antiquity | 0 | - | 4.94 | 93,302 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,625 |
| The Diseases They Had | 0 | - | 4.15 | 13,984 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,591 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,566 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,373 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,396 |
| Famous Scientists | 0 | - | 4.57 | 42,597 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,267 |
| Random Symbol to Element | 0 | - | 4.88 | 92,862 |
| Astronomy Quiz | 0 | - | 4.90 | 82,381 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,884 |
| Solar System Trivia | 0 | - | 4.93 | 46,487 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,484 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,687 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,353 |
| Religion Vocabulary | 0 | - | 4.14 | 30,154 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,530 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,740 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,718 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,752 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,457 |
| Scientific Names | 0 | - | 4.32 | 78,378 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,438 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,975 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,345 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,438 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,095,754 |
| Body Part Cliches | 0 | - | 4.43 | 123,252 |
| Bones of the Human Body | 0 | - | 4.52 | 42,090 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,062 |
| Jewish Words | 0 | - | 4.15 | 31,184 |
| Japanese Loanwords | 0 | - | 4.47 | 84,565 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 40,769 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,246 |
| Science General Knowledge #1 | 0 | - | 4.54 | 165,577 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,502 |
| Science General Knowledge #3 | 0 | - | 4.56 | 107,660 |
| Word Chain - Science | 0 | - | 4.59 | 54,801 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,645 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,513 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,561 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,368 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,866 |
| The Sun Quiz | 0 | - | 4.93 | 34,512 |
| Environmental Issues | 0 | - | 4.54 | 26,810 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,926 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,255 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,161 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,882 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,432 |
| Video Games by Synonyms | 0 | - | 4.50 | 64,997 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,977 |
| First Names of Scientists | 0 | - | 4.50 | 56,737 |
| Groups of Two - Science | 0 | - | 4.26 | 48,277 |
| Science Decoder | 0 | - | 4.52 | 28,737 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,105 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,280 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,241 |
| Science True or False | 0 | - | 4.35 | 40,242 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,972 |
| Elements by Picture | 0 | - | 4.27 | 69,837 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,737 |
| Name a Valid Element | 0 | - | 4.64 | 69,930 |
| Element... or Pokémon? | 0 | - | 4.98 | 131,362 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,415 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,201 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,491 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,428 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,009 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 259,517 |
| Name a Valid Word #4 | 0 | - | 4.38 | 40,943 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,243 |
| Sports Terms #2 | 0 | - | 4.07 | 51,266 |
| Animal Adjectives | 0 | - | 4.77 | 59,965 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 158,880 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.47 | 63,561 |
| Native American Words | 0 | - | 4.26 | 24,753 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,997 |
| American TV by Antonyms | 0 | - | 4.39 | 56,304 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,821 |
| Birthstones by Month | 0 | - | 4.41 | 80,609 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,361 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,624 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,796 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,176 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,180 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,651 |
| Planets - Multiple Choice | 0 | - | 4.41 | 53,471 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,784 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,208 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,511 |
| Human Body A-Z | 0 | - | 4.51 | 129,043 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,062 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,084 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 48,972 |
| Ye Olde Professions | 0 | - | 4.67 | 156,576 |
| Math Vocabulary | 0 | - | 4.35 | 83,015 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,242 |
| Scrabble Words From JETPUNK | 0 | - | 4.48 | 46,400 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,134 |
| Band Names by Antonym | 0 | - | 4.13 | 72,370 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,934 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,085 |
| Things Named for Inventors | 0 | - | 4.40 | 72,475 |
| The Pluto Quiz | 0 | - | 4.61 | 9,822 |
| Citrus Fruits | 0 | - | 3.63 | 42,042 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,417 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,614 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,579 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,248 |
| Name the Constellations | 0 | - | 4.58 | 44,915 |
| Astronomy Decoder | 0 | - | 4.50 | 38,001 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,442 |
| The Mars Quiz | 0 | - | 4.55 | 18,633 |
| The Saturn Quiz | 0 | - | 4.54 | 11,540 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,277 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,752 |
| Words that are Animals | 0 | - | 3.88 | 41,448 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,643 |
| Most Common Demonyms in American Writing | 0 | - | 4.06 | 14,282 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,079 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,862 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,496 |
| Sports Terms #1 | 0 | - | 3.87 | 168,517 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,425 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,094 |
| Animal Group Names | 0 | - | 4.06 | 23,173 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,945 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,341 |
| American TV by Synonyms | 0 | - | 4.32 | 30,472 |
| Board Games by Synonym | 0 | - | 4.08 | 28,116 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,350 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,564 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,301 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,690 |
| Obfuscations of Movie Titles #3 | 0 | - | 4.58 | 34,251 |
| "As" Similes #1 | 0 | - | 4.15 | 29,859 |
| "As" Similes #2 | 0 | - | 3.79 | 35,452 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,994 |
| Foods Named for Places | 0 | - | 3.60 | 38,287 |
| The Venus Quiz | 0 | - | 4.21 | 6,910 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,694 |
| Astronomy True or False | 0 | - | 4.39 | 36,412 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,537 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,909 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,172 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 13,008 |
| Horse Vocabulary | 0 | - | 4.23 | 22,721 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,356 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,480 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,840 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,424 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,765 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 56,902 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,589 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,672 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,391 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,609 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,229 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,601 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,879 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,446 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,751 |
| German Loan Words | 0 | - | 4.27 | 135,724 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,662 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,530 |
| Countries by Alternate Etymology | 0 | - | 3.69 | 16,685 |
| Elements Named for Countries | 0 | - | 4.52 | 24,630 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,354 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,444 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,091 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,667 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,143 |
