| Science Vocabulary #2 | 0 | - | 4.52 | 59,848 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,158 |
| Elemental Words | 0 | - | 4.97 | 52,449 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,217 |
| Science Vocabulary #1 | 0 | - | 4.34 | 72,057 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,131 |
| Medical Vocabulary | 0 | - | 4.54 | 59,334 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,389 |
| Medical Specialties | 0 | - | 4.32 | 91,955 |
| International Scientific Units | 0 | - | 4.95 | 157,623 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,106 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,086 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,252,957 |
| Elements by Symbol | 0 | - | 4.92 | 198,037 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,180 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,506 |
| Noble Gases | 0 | - | 4.89 | 78,570 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,860 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,973 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,073 |
| Name the Virus | 0 | - | 4.87 | 76,958 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,841 |
| Words for Government | 0 | - | 4.48 | 76,679 |
| Sports Terms #2 | 0 | - | 4.07 | 51,433 |
| Animal Adjectives | 0 | - | 4.77 | 60,131 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 159,600 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 63,956 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,932 |
| Famous Scientists | 0 | - | 4.57 | 42,766 |
| Body Part Words | 0 | - | 4.43 | 146,236 |
| Ye Olde Professions | 0 | - | 4.63 | 157,197 |
| Metals of Antiquity | 0 | - | 4.95 | 93,714 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,766 |
| Name a Valid Word #1 | 0 | - | 4.88 | 120,128 |
| Sports Terms #1 | 0 | - | 3.87 | 168,797 |
| Mythical Creatures #2 | 0 | - | 4.05 | 112,101 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,338 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,403 |
| Scientific Names | 0 | - | 4.32 | 78,626 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,372 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,827 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,058 |
| Random Symbol to Element | 0 | - | 4.88 | 93,528 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,377 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,692 |
| Astronomy Quiz | 0 | - | 4.90 | 82,990 |
| Body Part Cliches | 0 | - | 4.44 | 123,595 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,698 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,526 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,450 |
| Religion Vocabulary | 0 | - | 4.15 | 30,208 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,314 |
| First Name Vocabulary #1 | 0 | - | 3.85 | 48,658 |
| First Name Vocabulary #2 | 0 | - | 3.94 | 36,878 |
| Animal Group Names | 0 | - | 4.07 | 23,248 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,974 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,094 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,787 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,136 |
| Jewish Words | 0 | - | 4.15 | 31,258 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,821 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,521 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 13,081 |
| Horse Vocabulary | 0 | - | 4.23 | 22,775 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,838 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,393 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,961 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,442 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,345 |
| Word Chain - Science | 0 | - | 4.59 | 55,054 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,848 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,698 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,247 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,329 |
| Environmental Issues | 0 | - | 4.54 | 26,880 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,550 |
| Japanese Loanwords | 0 | - | 4.47 | 84,772 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,238 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,081 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,497 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,231 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,472 |
| Military History Vocabulary | 0 | - | 4.91 | 67,461 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,785 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 196,528 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,187 |
| First Names of Scientists | 0 | - | 4.51 | 57,096 |
| Groups of Two - Science | 0 | - | 4.26 | 48,409 |
| Science Decoder | 0 | - | 4.52 | 28,823 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,417 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,138 |
| Elements by Picture | 0 | - | 4.27 | 70,153 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,220 |
| Name a Valid Element | 0 | - | 4.67 | 70,249 |
| Medical Acronyms | 0 | - | 4.43 | 97,093 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,582 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,479 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,281 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 262,162 |
| Nautical Vocabulary | 0 | - | 4.54 | 48,254 |
| Weather and Climate Vocabulary | 0 | - | 4.47 | 31,828 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 153,616 |
| American TV by Antonyms | 0 | - | 4.39 | 56,405 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,184 |
| Birthstones by Month | 0 | - | 4.42 | 81,830 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,419 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,919 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,910 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,277 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,505 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,153 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,910 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,853 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,796 |
| Human Body A-Z | 0 | - | 4.51 | 129,480 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,416 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,680 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,079 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,238 |
| Car Names by Alternate Definition #1 | 0 | - | 4.26 | 45,573 |
| Math Vocabulary | 0 | - | 4.35 | 83,290 |
| Native American Words | 0 | - | 4.26 | 24,800 |
| Scrabble Words From JETPUNK | 0 | - | 4.48 | 46,664 |
| Band Names by Synonym #2 | 0 | - | 4.26 | 47,753 |
| Band Names by Antonym | 0 | - | 4.13 | 73,044 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 42,081 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,172 |
| Things Named for Inventors | 0 | - | 4.40 | 72,826 |
| Citrus Fruits | 0 | - | 3.64 | 42,115 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,628 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,864 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,926 |
| Astronomy Decoder | 0 | - | 4.48 | 38,146 |
| The Diseases They Had | 0 | - | 4.15 | 14,043 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,905 |
| Words that are Animals | 0 | - | 3.85 | 41,495 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,737 |
| Most Common Demonyms in American Writing | 0 | - | 4.07 | 14,359 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,253 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 26,022 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,629 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,757 |
| American TV by Synonyms | 0 | - | 4.32 | 30,526 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 81,052 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,393 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,906 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 226,761 |
| Name the Constellations | 0 | - | 4.58 | 45,149 |
| Astronomy True or False | 0 | - | 4.39 | 36,553 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,140 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,484 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,270 |
| Types of Boats | 0 | - | 4.17 | 8,616 |
| Car Names by Alternate Definition #2 | 0 | - | 4.27 | 16,146 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,694 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 77,069 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,708 |
| Board Games by Synonym | 0 | - | 4.09 | 28,195 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,384 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,985 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 57,089 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,874 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,718 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,324 |
| "As" Similes #1 | 0 | - | 4.15 | 29,895 |
| "As" Similes #2 | 0 | - | 3.81 | 35,488 |
| "Like" Similes #2 | 0 | - | 3.84 | 38,043 |
| Foods Named for Places | 0 | - | 3.60 | 38,332 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,694 |
| The Venus Quiz | 0 | - | 4.21 | 6,937 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,729 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,555 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 56,082 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,907 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,979 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,756 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,620 |
| Elements Named for Countries | 0 | - | 4.52 | 24,873 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,744 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,758 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,502 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,449 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,711 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,795 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,179 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,828 |
| Countries with the Most Mangroves | 0 | - | 4.54 | 34,691 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,100 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,879 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,720 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,806 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,788 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,715 |
| Least-Forested Countries | 0 | - | 4.53 | 65,333 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,550 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,620 |
| Most Forested European Countries | 0 | - | 4.80 | 75,526 |
| Least Forested European Countries | 0 | - | 4.25 | 54,113 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,844 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,893 |
