| Medical Vocabulary | 0 | - | 4.54 | 58,535 |
| Body Part Words | 0 | - | 4.43 | 145,225 |
| Medical Specialties | 0 | - | 4.29 | 90,898 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,590 |
| Elemental Words | 0 | - | 4.96 | 51,987 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,657 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,348 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,258 |
| Military History Vocabulary | 0 | - | 4.91 | 66,650 |
| International Scientific Units | 0 | - | 4.95 | 155,354 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,227 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,220,528 |
| Medical Acronyms | 0 | - | 4.43 | 96,179 |
| Words for Government | 0 | - | 4.48 | 76,251 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,384 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,659 |
| Elements by Symbol | 0 | - | 4.92 | 195,519 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,634 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,450 |
| Noble Gases | 0 | - | 4.89 | 77,451 |
| Elements that are Gases at Room Temperature | 0 | - | 4.85 | 64,048 |
| Periodic Table Symbols | 0 | - | 4.97 | 70,917 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 80,878 |
| Name the Virus | 0 | - | 4.86 | 76,254 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.60 | 47,511 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,384 |
| Metals of Antiquity | 0 | - | 4.94 | 92,908 |
| The Diseases They Had | 0 | - | 4.15 | 13,887 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,008 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,069 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,346 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,837 |
| Famous Scientists | 0 | - | 4.57 | 42,452 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,185 |
| Random Symbol to Element | 0 | - | 4.88 | 92,216 |
| Astronomy Quiz | 0 | - | 4.89 | 81,702 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,757 |
| Solar System Trivia | 0 | - | 4.93 | 46,033 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,425 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,570 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,212 |
| Religion Vocabulary | 0 | - | 4.14 | 30,108 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,194 |
| First Name Vocabulary #2 | 0 | - | 3.96 | 36,394 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,605 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,183 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 85,986 |
| Scientific Names | 0 | - | 4.32 | 78,163 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,043 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,905 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,296 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,197 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,090,730 |
| Body Part Cliches | 0 | - | 4.43 | 123,054 |
| Most Common Body Part Words | 0 | - | 3.91 | 31,529 |
| Bones of the Human Body | 0 | - | 4.56 | 36,874 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,118 |
| Jewish Words | 0 | - | 4.15 | 31,107 |
| Japanese Loanwords | 0 | - | 4.47 | 84,346 |
| Name a Valid Answer - Science | 0 | - | 4.78 | 40,072 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,099 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,465 |
| Science General Knowledge #2 | 0 | - | 4.47 | 116,628 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,196 |
| Word Chain - Science | 0 | - | 4.59 | 54,396 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,356 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,340 |
| Science Multiple Choice #3 | 0 | - | 4.38 | 34,378 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,711 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,645 |
| The Sun Quiz | 0 | - | 4.93 | 34,109 |
| Environmental Issues | 0 | - | 4.54 | 26,721 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,187 |
| Name a Valid Word #2 | 0 | - | 4.48 | 81,949 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,093 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,792 |
| Video Games by Synonyms | 0 | - | 4.49 | 64,736 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,754 |
| First Names of Scientists | 0 | - | 4.50 | 56,459 |
| Groups of Two - Science | 0 | - | 4.26 | 48,143 |
| Science Decoder | 0 | - | 4.52 | 28,650 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,064 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,158 |
| Animals - Taxonomy to Common Name | 0 | - | 4.79 | 28,096 |
| Science True or False | 0 | - | 4.35 | 39,978 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,826 |
| Elements by Picture | 0 | - | 4.28 | 69,549 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,194 |
| Name a Valid Element | 0 | - | 4.64 | 69,574 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,188 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,307 |
| Countries with the Most Malaria Deaths | 0 | - | 4.47 | 44,866 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,384 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,351 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 88,704 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.55 | 257,048 |
| Name a Valid Word #4 | 0 | - | 4.38 | 40,750 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,627 |
| Sports Terms #2 | 0 | - | 4.06 | 51,113 |
| Animal Adjectives | 0 | - | 4.77 | 59,831 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.70 | 158,241 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 63,198 |
| Native American Words | 0 | - | 4.26 | 24,705 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,490 |
| American TV by Antonyms | 0 | - | 4.39 | 56,163 |
| Book Titles by Synonyms #1 | 0 | - | 4.61 | 75,618 |
| Birthstones by Month | 0 | - | 4.41 | 80,483 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,314 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,295 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,702 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,088 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,730 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,188 |
| Planets - Multiple Choice | 0 | - | 4.41 | 53,150 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,665 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,803 |
| Three Letter Body Parts | 0 | - | 4.40 | 204,913 |
| Human Body A-Z | 0 | - | 4.51 | 128,399 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,730 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,410 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,640 |
| Ye Olde Professions | 0 | - | 4.67 | 155,723 |
| Math Vocabulary | 0 | - | 4.35 | 82,733 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,168 |
| Scrabble Words From JETPUNK | 0 | - | 4.47 | 46,144 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,008 |
| Band Names by Antonym | 0 | - | 4.13 | 71,901 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,838 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,039 |
| Things Named for Inventors | 0 | - | 4.40 | 72,103 |
| The Pluto Quiz | 0 | - | 4.60 | 9,777 |
| Citrus Fruits | 0 | - | 3.65 | 41,950 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,202 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.78 | 70,305 |
| Category Elimination - Elements | 0 | - | 4.62 | 53,234 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 223,575 |
| Name the Constellations | 0 | - | 4.58 | 44,658 |
| Astronomy Decoder | 0 | - | 4.50 | 37,845 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,386 |
| The Mars Quiz | 0 | - | 4.55 | 18,576 |
| The Saturn Quiz | 0 | - | 4.54 | 11,501 |
| Body Parts - No Vowels | 0 | - | 4.15 | 25,082 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,635 |
| Words that are Animals | 0 | - | 3.88 | 41,408 |
| Most Common Food and Drink Words | 0 | - | 4.02 | 23,524 |
| Most Common Demonyms in American Writing | 0 | - | 4.05 | 14,225 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,893 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,690 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,342 |
| Sports Terms #1 | 0 | - | 3.87 | 168,254 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,400 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,008 |
| Animal Group Names | 0 | - | 4.06 | 23,103 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,897 |
| Movie Title Antonyms #1 | 0 | - | 4.80 | 194,598 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 125,865 |
| American TV by Synonyms | 0 | - | 4.32 | 30,437 |
| Board Games by Synonym | 0 | - | 4.06 | 28,085 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,323 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,130 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,202 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,400 |
| Obfuscations of Movie Titles #3 | 0 | - | 4.58 | 34,066 |
| "As" Similes #1 | 0 | - | 4.15 | 29,826 |
| "As" Similes #2 | 0 | - | 3.79 | 35,417 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,970 |
| Foods Named for Places | 0 | - | 3.61 | 38,236 |
| The Venus Quiz | 0 | - | 4.21 | 6,887 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,631 |
| Astronomy True or False | 0 | - | 4.38 | 36,266 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 214,565 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,693 |
| Book Titles with Shared First Words | 0 | - | 4.52 | 15,038 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 12,927 |
| Horse Vocabulary | 0 | - | 4.22 | 22,675 |
| Vocabulary Mega-Challenge: French Origin | 0 | - | 4.16 | 32,235 |
| Song Title Antonyms #1 | 0 | - | 4.10 | 87,290 |
| Song Title Antonyms #2 | 0 | - | 4.35 | 76,651 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,127 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,520 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,701 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,287 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,628 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,263 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,500 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,116 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,519 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,843 |
| Rhyming Vocabulary #1 | 0 | - | 3.84 | 9,417 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,707 |
| German Loan Words | 0 | - | 4.27 | 135,455 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,583 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,467 |
| Countries by Alternate Etymology | 0 | - | 3.69 | 16,642 |
| Elements Named for Countries | 0 | - | 4.52 | 24,390 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,985 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,353 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,762 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,538 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,104 |
