| Science Vocabulary #2 | 0 | - | 4.52 | 59,223 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,545 |
| Elemental Words | 0 | - | 4.96 | 51,940 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,101 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,348 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,629 |
| Medical Vocabulary | 0 | - | 4.54 | 58,481 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,353 |
| Medical Specialties | 0 | - | 4.29 | 90,856 |
| International Scientific Units | 0 | - | 4.95 | 155,133 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,073 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,633 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,218,416 |
| Elements by Symbol | 0 | - | 4.92 | 195,312 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,489 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,370 |
| Noble Gases | 0 | - | 4.89 | 77,352 |
| Elements that are Gases at Room Temperature | 0 | - | 4.85 | 63,982 |
| Periodic Table Symbols | 0 | - | 4.97 | 70,788 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 80,775 |
| Name the Virus | 0 | - | 4.86 | 76,185 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,567 |
| Words for Government | 0 | - | 4.48 | 76,225 |
| Sports Terms #2 | 0 | - | 4.06 | 51,096 |
| Animal Adjectives | 0 | - | 4.77 | 59,816 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.70 | 158,173 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 63,159 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,734 |
| Famous Scientists | 0 | - | 4.57 | 42,408 |
| Body Part Words | 0 | - | 4.43 | 145,116 |
| Ye Olde Professions | 0 | - | 4.67 | 155,659 |
| Metals of Antiquity | 0 | - | 4.94 | 92,842 |
| Name a Valid Word #1 | 0 | - | 4.88 | 118,951 |
| Sports Terms #1 | 0 | - | 3.87 | 168,223 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,022 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,158 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,343 |
| Scientific Names | 0 | - | 4.32 | 78,111 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,173 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 85,995 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,895 |
| Random Symbol to Element | 0 | - | 4.88 | 92,144 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,167 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,161 |
| Astronomy Quiz | 0 | - | 4.89 | 81,613 |
| Body Part Cliches | 0 | - | 4.43 | 122,915 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,020 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,416 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,395 |
| Religion Vocabulary | 0 | - | 4.14 | 30,101 |
| Rock Band Vocabulary | 0 | - | 3.98 | 45,993 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,155 |
| First Name Vocabulary #2 | 0 | - | 3.96 | 36,339 |
| Animal Group Names | 0 | - | 4.06 | 23,094 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,890 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,134 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 85,944 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,044 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,479 |
| Jewish Words | 0 | - | 4.15 | 31,099 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,555 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,199 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 12,915 |
| Horse Vocabulary | 0 | - | 4.22 | 22,664 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,591 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,017 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,347 |
| Science General Knowledge #2 | 0 | - | 4.47 | 116,562 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,130 |
| Word Chain - Science | 0 | - | 4.59 | 54,367 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,334 |
| Science Multiple Choice #2 | 0 | - | 4.40 | 36,303 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,324 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,090,129 |
| Environmental Issues | 0 | - | 4.54 | 26,714 |
| Name a Valid Word #2 | 0 | - | 4.48 | 81,908 |
| Japanese Loanwords | 0 | - | 4.47 | 84,328 |
| Video Games by Synonyms | 0 | - | 4.49 | 64,703 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,573 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,115 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,089 |
| Rhyming Vocabulary #1 | 0 | - | 3.84 | 9,411 |
| Military History Vocabulary | 0 | - | 4.91 | 66,608 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,702 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,720 |
| First Names of Scientists | 0 | - | 4.50 | 56,436 |
| Groups of Two - Science | 0 | - | 4.26 | 48,126 |
| Science Decoder | 0 | - | 4.52 | 28,640 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,145 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,814 |
| Elements by Picture | 0 | - | 4.28 | 69,507 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,143 |
| Name a Valid Element | 0 | - | 4.64 | 69,529 |
| Medical Acronyms | 0 | - | 4.43 | 95,838 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,374 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,346 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 88,673 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.55 | 256,734 |
| Nautical Vocabulary | 0 | - | 4.54 | 48,104 |
| Weather and Climate Vocabulary | 0 | - | 4.46 | 31,636 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,430 |
| American TV by Antonyms | 0 | - | 4.39 | 56,144 |
| Book Titles by Synonyms #1 | 0 | - | 4.61 | 75,597 |
| Birthstones by Month | 0 | - | 4.41 | 80,463 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,305 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,255 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,687 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,080 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,614 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,120 |
| Animal Anatomy Quiz | 0 | - | 4.38 | 59,627 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,725 |
| Three Letter Body Parts | 0 | - | 4.39 | 204,806 |
| Human Body A-Z | 0 | - | 4.51 | 128,231 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,636 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,121 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.60 | 47,455 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,599 |
| Car Names by Alternate Definition #1 | 0 | - | 4.26 | 45,438 |
| Math Vocabulary | 0 | - | 4.35 | 82,701 |
| Native American Words | 0 | - | 4.26 | 24,702 |
| Scrabble Words From JETPUNK | 0 | - | 4.47 | 46,118 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 39,988 |
| Band Names by Antonym | 0 | - | 4.13 | 71,836 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,830 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,033 |
| Things Named for Inventors | 0 | - | 4.40 | 72,065 |
| Citrus Fruits | 0 | - | 3.65 | 41,942 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,180 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.78 | 70,267 |
| Category Elimination - Elements | 0 | - | 4.62 | 53,189 |
| Astronomy Decoder | 0 | - | 4.50 | 37,821 |
| The Diseases They Had | 0 | - | 4.15 | 13,880 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,619 |
| Words that are Animals | 0 | - | 3.88 | 41,404 |
| Most Common Food and Drink Words | 0 | - | 4.02 | 23,514 |
| Most Common Demonyms in American Writing | 0 | - | 4.05 | 14,219 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,867 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,671 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,331 |
| Movie Title Antonyms #1 | 0 | - | 4.80 | 194,522 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 125,820 |
| American TV by Synonyms | 0 | - | 4.32 | 30,436 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,086 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,196 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,370 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 223,378 |
| Name the Constellations | 0 | - | 4.58 | 44,632 |
| Astronomy True or False | 0 | - | 4.38 | 36,242 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 214,454 |
| Book Titles with Shared First Words | 0 | - | 4.52 | 15,022 |
| Types of Boats | 0 | - | 4.17 | 8,558 |
| Car Names by Alternate Definition #2 | 0 | - | 4.27 | 16,035 |
| Song Title Antonyms #1 | 0 | - | 4.10 | 87,269 |
| Song Title Antonyms #2 | 0 | - | 4.35 | 76,620 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,098 |
| Board Games by Synonym | 0 | - | 4.06 | 28,080 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,319 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,501 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,687 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,260 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,489 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,104 |
| "As" Similes #1 | 0 | - | 4.15 | 29,822 |
| "As" Similes #2 | 0 | - | 3.79 | 35,415 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,967 |
| Foods Named for Places | 0 | - | 3.61 | 38,235 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,511 |
| The Venus Quiz | 0 | - | 4.19 | 6,884 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,622 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,248 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,838 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,783 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,575 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,456 |
| Elements Named for Countries | 0 | - | 4.52 | 24,361 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,628 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,937 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,300 |
| Countries with the Most Malaria Deaths | 0 | - | 4.47 | 44,831 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,753 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,525 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,097 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,211 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,451 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,762 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,675 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,059 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,344 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,575 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,388 |
| Least-Forested Countries | 0 | - | 4.53 | 64,877 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,156 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,155 |
| Most Forested European Countries | 0 | - | 4.80 | 74,878 |
| Least Forested European Countries | 0 | - | 4.25 | 53,770 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,397 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.61 | 37,659 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,299 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,680 |
