| Science Vocabulary #2 | 0 | - | 4.52 | 59,430 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,786 |
| Elemental Words | 0 | - | 4.96 | 52,154 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,928 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,584 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,798 |
| Medical Vocabulary | 0 | - | 4.54 | 58,903 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,528 |
| Medical Specialties | 0 | - | 4.32 | 91,219 |
| International Scientific Units | 0 | - | 4.95 | 156,084 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,497 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,867 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,232,060 |
| Elements by Symbol | 0 | - | 4.92 | 196,421 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,189 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,754 |
| Noble Gases | 0 | - | 4.89 | 77,813 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,327 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,606 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,262 |
| Name the Virus | 0 | - | 4.86 | 76,553 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,039 |
| Words for Government | 0 | - | 4.48 | 76,363 |
| Sports Terms #2 | 0 | - | 4.07 | 51,213 |
| Animal Adjectives | 0 | - | 4.77 | 59,923 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 158,667 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.47 | 63,452 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,198 |
| Famous Scientists | 0 | - | 4.57 | 42,546 |
| Body Part Words | 0 | - | 4.43 | 145,761 |
| Ye Olde Professions | 0 | - | 4.67 | 156,154 |
| Metals of Antiquity | 0 | - | 4.94 | 93,171 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,389 |
| Sports Terms #1 | 0 | - | 3.87 | 168,438 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,415 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,220 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,366 |
| Scientific Names | 0 | - | 4.32 | 78,301 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,244 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,278 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,957 |
| Random Symbol to Element | 0 | - | 4.88 | 92,569 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 187,976 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,362 |
| Astronomy Quiz | 0 | - | 4.90 | 82,166 |
| Body Part Cliches | 0 | - | 4.43 | 123,200 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,876 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,463 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,414 |
| Religion Vocabulary | 0 | - | 4.14 | 30,145 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,062 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,454 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,647 |
| Animal Group Names | 0 | - | 4.06 | 23,150 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,927 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,646 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,341 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,094 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,592 |
| Jewish Words | 0 | - | 4.15 | 31,164 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,631 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,304 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 12,981 |
| Horse Vocabulary | 0 | - | 4.22 | 22,701 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,686 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,219 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,202 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,272 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,757 |
| Word Chain - Science | 0 | - | 4.59 | 54,640 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,568 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,430 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,199 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,094,166 |
| Environmental Issues | 0 | - | 4.54 | 26,779 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,144 |
| Japanese Loanwords | 0 | - | 4.47 | 84,490 |
| Video Games by Synonyms | 0 | - | 4.50 | 64,919 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,800 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,713 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,132 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,438 |
| Military History Vocabulary | 0 | - | 4.91 | 66,891 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,740 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,090 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,895 |
| First Names of Scientists | 0 | - | 4.50 | 56,660 |
| Groups of Two - Science | 0 | - | 4.26 | 48,221 |
| Science Decoder | 0 | - | 4.52 | 28,692 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,235 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,912 |
| Elements by Picture | 0 | - | 4.27 | 69,755 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,549 |
| Name a Valid Element | 0 | - | 4.64 | 69,804 |
| Medical Acronyms | 0 | - | 4.43 | 96,584 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,462 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,410 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 88,924 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 258,547 |
| Nautical Vocabulary | 0 | - | 4.54 | 48,150 |
| Weather and Climate Vocabulary | 0 | - | 4.46 | 31,710 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,846 |
| American TV by Antonyms | 0 | - | 4.39 | 56,268 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,751 |
| Birthstones by Month | 0 | - | 4.41 | 80,569 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,344 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,527 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,763 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,151 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,072 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,502 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,744 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,084 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,450 |
| Human Body A-Z | 0 | - | 4.51 | 128,904 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,965 |
| Organs of the Human Body (with map) | 0 | - | 4.11 | 118,905 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 57,348 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,839 |
| Car Names by Alternate Definition #1 | 0 | - | 4.26 | 45,490 |
| Math Vocabulary | 0 | - | 4.35 | 82,923 |
| Native American Words | 0 | - | 4.26 | 24,737 |
| Scrabble Words From JETPUNK | 0 | - | 4.47 | 46,308 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,095 |
| Band Names by Antonym | 0 | - | 4.13 | 72,221 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,905 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,074 |
| Things Named for Inventors | 0 | - | 4.40 | 72,364 |
| Citrus Fruits | 0 | - | 3.63 | 42,005 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,351 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,530 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,459 |
| Astronomy Decoder | 0 | - | 4.50 | 37,946 |
| The Diseases They Had | 0 | - | 4.15 | 13,966 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,722 |
| Words that are Animals | 0 | - | 3.88 | 41,439 |
| Most Common Food and Drink Words | 0 | - | 4.03 | 23,599 |
| Most Common Demonyms in American Writing | 0 | - | 4.05 | 14,262 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,998 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,807 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,451 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,133 |
| American TV by Synonyms | 0 | - | 4.32 | 30,463 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,348 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,262 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,575 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,774 |
| Name the Constellations | 0 | - | 4.58 | 44,862 |
| Astronomy True or False | 0 | - | 4.39 | 36,362 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,335 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,126 |
| Types of Boats | 0 | - | 4.17 | 8,579 |
| Car Names by Alternate Definition #2 | 0 | - | 4.27 | 16,085 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,408 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,781 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,303 |
| Board Games by Synonym | 0 | - | 4.08 | 28,106 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,337 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,653 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,819 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,478 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,573 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,181 |
| "As" Similes #1 | 0 | - | 4.15 | 29,856 |
| "As" Similes #2 | 0 | - | 3.79 | 35,444 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,988 |
| Foods Named for Places | 0 | - | 3.60 | 38,277 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,576 |
| The Venus Quiz | 0 | - | 4.21 | 6,904 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,661 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,352 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,847 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,863 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,849 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,632 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,501 |
| Elements Named for Countries | 0 | - | 4.52 | 24,563 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,681 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,215 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,392 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,092 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 25,454 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,620 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,136 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,428 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,546 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,886 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,744 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,303 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,493 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,912 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,545 |
| Least-Forested Countries | 0 | - | 4.53 | 65,058 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,308 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,353 |
| Most Forested European Countries | 0 | - | 4.80 | 75,136 |
| Least Forested European Countries | 0 | - | 4.25 | 53,904 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,572 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,742 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,425 |
