| Body Part Words | 0 | - | 4.43 | 145,483 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,730 |
| Elemental Words | 0 | - | 4.96 | 52,101 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,443 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,821 |
| International Scientific Units | 0 | - | 4.95 | 155,884 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,433 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,395 |
| Military History Vocabulary | 0 | - | 4.91 | 66,815 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,228,505 |
| Medical Acronyms | 0 | - | 4.43 | 96,498 |
| Words for Government | 0 | - | 4.48 | 76,320 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,539 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,764 |
| Elements by Symbol | 0 | - | 4.92 | 196,158 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,000 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,659 |
| Noble Gases | 0 | - | 4.89 | 77,706 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,245 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,425 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,168 |
| Name the Virus | 0 | - | 4.86 | 76,490 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 56,990 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,488 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,295 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,361 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,090 |
| Famous Scientists | 0 | - | 4.57 | 42,522 |
| Metals of Antiquity | 0 | - | 4.94 | 93,092 |
| The Diseases They Had | 0 | - | 4.15 | 13,951 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,275 |
| Random Symbol to Element | 0 | - | 4.88 | 92,460 |
| Astronomy Quiz | 0 | - | 4.90 | 82,041 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,456 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,230 |
| Religion Vocabulary | 0 | - | 4.14 | 30,136 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,371 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,576 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,345 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,164 |
| Scientific Names | 0 | - | 4.32 | 78,264 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,216 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,944 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 187,871 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,310 |
| Body Part Cliches | 0 | - | 4.43 | 123,170 |
| Bones of the Human Body | 0 | - | 4.52 | 41,340 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,536 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,612 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,285 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,660 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,208 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,580 |
| Jewish Words | 0 | - | 4.15 | 31,148 |
| Japanese Loanwords | 0 | - | 4.47 | 84,458 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,190 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,015 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,172 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,663 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,086 |
| Word Chain - Science | 0 | - | 4.59 | 54,568 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,523 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,409 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,080 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,755 |
| Environmental Issues | 0 | - | 4.54 | 26,766 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,601 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,075 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,121 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,833 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 194,918 |
| Video Games by Synonyms | 0 | - | 4.50 | 64,862 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,851 |
| First Names of Scientists | 0 | - | 4.50 | 56,611 |
| Groups of Two - Science | 0 | - | 4.26 | 48,203 |
| Science Decoder | 0 | - | 4.52 | 28,681 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,220 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,880 |
| Elements by Picture | 0 | - | 4.28 | 69,700 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,422 |
| Name a Valid Element | 0 | - | 4.64 | 69,746 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,371 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,039 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,444 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,393 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 88,856 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 257,952 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,934 |
| Sports Terms #2 | 0 | - | 4.06 | 51,178 |
| Animal Adjectives | 0 | - | 4.77 | 59,902 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 158,556 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 63,371 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,737 |
| American TV by Antonyms | 0 | - | 4.39 | 56,236 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,706 |
| Birthstones by Month | 0 | - | 4.41 | 80,545 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,337 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,466 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,744 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,134 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,991 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,409 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,730 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,006 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,409 |
| Human Body A-Z | 0 | - | 4.51 | 128,817 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,905 |
| Organs of the Human Body (with map) | 0 | - | 4.11 | 118,798 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,779 |
| Ye Olde Professions | 0 | - | 4.67 | 156,040 |
| Math Vocabulary | 0 | - | 4.35 | 82,859 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,205 |
| Native American Words | 0 | - | 4.26 | 24,729 |
| Scrabble Words From JETPUNK | 0 | - | 4.47 | 46,253 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,068 |
| Band Names by Antonym | 0 | - | 4.13 | 72,130 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,886 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,057 |
| Things Named for Inventors | 0 | - | 4.40 | 72,300 |
| Citrus Fruits | 0 | - | 3.63 | 41,981 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,309 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,460 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,394 |
| Astronomy Decoder | 0 | - | 4.50 | 37,912 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,695 |
| Words that are Animals | 0 | - | 3.88 | 41,433 |
| Most Common Food and Drink Words | 0 | - | 4.03 | 23,573 |
| Most Common Demonyms in American Writing | 0 | - | 4.05 | 14,252 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,959 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,778 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,415 |
| Sports Terms #1 | 0 | - | 3.87 | 168,391 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,033 |
| American TV by Synonyms | 0 | - | 4.32 | 30,458 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,290 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,240 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,518 |
| The Venus Quiz | 0 | - | 4.21 | 6,900 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,673 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,447 |
| Name the Constellations | 0 | - | 4.58 | 44,786 |
| Astronomy True or False | 0 | - | 4.39 | 36,332 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,213 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,176 |
| Book Titles with Shared First Words | 0 | - | 4.52 | 15,097 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,411 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 12,967 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,046 |
| Horse Vocabulary | 0 | - | 4.22 | 22,694 |
| Animal Group Names | 0 | - | 4.06 | 23,139 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,916 |
| Song Title Antonyms #1 | 0 | - | 4.10 | 87,371 |
| Song Title Antonyms #2 | 0 | - | 4.35 | 76,741 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,235 |
| Board Games by Synonym | 0 | - | 4.06 | 28,100 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,335 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,607 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,771 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,405 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,651 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,551 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,161 |
| "As" Similes #1 | 0 | - | 4.15 | 29,842 |
| "As" Similes #2 | 0 | - | 3.79 | 35,434 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,981 |
| Foods Named for Places | 0 | - | 3.61 | 38,260 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,562 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,810 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,429 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,733 |
| German Loan Words | 0 | - | 4.27 | 135,583 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,328 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,854 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,615 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,488 |
| Elements Named for Countries | 0 | - | 4.52 | 24,523 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,146 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,805 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,591 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,128 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,375 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,524 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,865 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,729 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,244 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,450 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,828 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,518 |
| Least-Forested Countries | 0 | - | 4.53 | 65,001 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,283 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,308 |
| Most Forested European Countries | 0 | - | 4.80 | 75,064 |
| Least Forested European Countries | 0 | - | 4.25 | 53,868 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,532 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,726 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,392 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,841 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,505 |
| Countries with Glaciers | 0 | - | 4.97 | 104,809 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,097 |
