| Medical Vocabulary | 0 | - | 4.54 | 58,804 |
| Body Part Words | 0 | - | 4.43 | 145,466 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,714 |
| Elemental Words | 0 | - | 4.96 | 52,088 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,291 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,809 |
| International Scientific Units | 0 | - | 4.95 | 155,820 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,418 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,377 |
| Military History Vocabulary | 0 | - | 4.91 | 66,779 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,227,364 |
| Medical Acronyms | 0 | - | 4.43 | 96,469 |
| Words for Government | 0 | - | 4.48 | 76,313 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,516 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,749 |
| Elements by Symbol | 0 | - | 4.92 | 196,098 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,936 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,639 |
| Noble Gases | 0 | - | 4.89 | 77,668 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,206 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,363 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,128 |
| Name the Virus | 0 | - | 4.86 | 76,468 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 56,796 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,473 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,267 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,359 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,059 |
| Famous Scientists | 0 | - | 4.57 | 42,518 |
| Metals of Antiquity | 0 | - | 4.94 | 93,072 |
| The Diseases They Had | 0 | - | 4.15 | 13,942 |
| Name a Valid Word #1 | 0 | - | 4.88 | 119,234 |
| Random Symbol to Element | 0 | - | 4.88 | 92,431 |
| Astronomy Quiz | 0 | - | 4.90 | 82,003 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,447 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,228 |
| Religion Vocabulary | 0 | - | 4.14 | 30,131 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,351 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,550 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,333 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,146 |
| Scientific Names | 0 | - | 4.32 | 78,254 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,188 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,939 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 187,815 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,291 |
| Body Part Cliches | 0 | - | 4.43 | 123,161 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,508 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,609 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,277 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,648 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,092,835 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,573 |
| Jewish Words | 0 | - | 4.15 | 31,143 |
| Japanese Loanwords | 0 | - | 4.47 | 84,441 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,185 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,956 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,139 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,632 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,082 |
| Word Chain - Science | 0 | - | 4.59 | 54,528 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,506 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,396 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,050 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,744 |
| Environmental Issues | 0 | - | 4.54 | 26,760 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,551 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,051 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,116 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,823 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 194,868 |
| Video Games by Synonyms | 0 | - | 4.50 | 64,843 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,838 |
| First Names of Scientists | 0 | - | 4.50 | 56,601 |
| Groups of Two - Science | 0 | - | 4.26 | 48,183 |
| Science Decoder | 0 | - | 4.52 | 28,674 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,211 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,870 |
| Elements by Picture | 0 | - | 4.28 | 69,679 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,390 |
| Name a Valid Element | 0 | - | 4.64 | 69,724 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,362 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,022 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,439 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,388 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 88,838 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 257,795 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,896 |
| Sports Terms #2 | 0 | - | 4.06 | 51,170 |
| Animal Adjectives | 0 | - | 4.77 | 59,889 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 158,511 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 63,350 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 151,709 |
| American TV by Antonyms | 0 | - | 4.39 | 56,223 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 75,699 |
| Birthstones by Month | 0 | - | 4.41 | 80,529 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,333 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,447 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,736 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,129 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,962 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,382 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,724 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,985 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,400 |
| Human Body A-Z | 0 | - | 4.51 | 128,792 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,892 |
| Organs of the Human Body (with map) | 0 | - | 4.11 | 118,761 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,759 |
| Ye Olde Professions | 0 | - | 4.67 | 155,989 |
| Math Vocabulary | 0 | - | 4.35 | 82,851 |
| Three Letter Vocabulary Words | 0 | - | 4.15 | 63,202 |
| Native American Words | 0 | - | 4.26 | 24,726 |
| Scrabble Words From JETPUNK | 0 | - | 4.47 | 46,238 |
| Band Names by Synonym #2 | 0 | - | 4.29 | 40,061 |
| Band Names by Antonym | 0 | - | 4.13 | 72,101 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,877 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,055 |
| Things Named for Inventors | 0 | - | 4.40 | 72,279 |
| Citrus Fruits | 0 | - | 3.63 | 41,978 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,289 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,430 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,373 |
| Astronomy Decoder | 0 | - | 4.50 | 37,903 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,693 |
| Words that are Animals | 0 | - | 3.88 | 41,429 |
| Most Common Food and Drink Words | 0 | - | 4.03 | 23,567 |
| Most Common Demonyms in American Writing | 0 | - | 4.05 | 14,247 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,945 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,762 |
| Name a Valid Word #3 | 0 | - | 3.71 | 47,403 |
| Sports Terms #1 | 0 | - | 3.87 | 168,371 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 125,999 |
| American TV by Synonyms | 0 | - | 4.32 | 30,455 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,265 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,238 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,504 |
| The Venus Quiz | 0 | - | 4.21 | 6,899 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,670 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,324 |
| Name the Constellations | 0 | - | 4.58 | 44,776 |
| Astronomy True or False | 0 | - | 4.39 | 36,322 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,177 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,162 |
| Book Titles with Shared First Words | 0 | - | 4.52 | 15,092 |
| U.S. TV Show Vocabulary Quiz | 0 | - | 4.15 | 23,411 |
| Sports Terms Quiz #3 | 0 | - | 3.46 | 12,960 |
| Rock Band Vocabulary | 0 | - | 3.98 | 46,039 |
| Horse Vocabulary | 0 | - | 4.22 | 22,688 |
| Animal Group Names | 0 | - | 4.06 | 23,134 |
| Six Letter Vocabulary Chain | 0 | - | 4.19 | 12,913 |
| Song Title Antonyms #1 | 0 | - | 4.10 | 87,362 |
| Song Title Antonyms #2 | 0 | - | 4.35 | 76,722 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,224 |
| Board Games by Synonym | 0 | - | 4.06 | 28,098 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,333 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,591 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,756 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,379 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,646 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,540 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,150 |
| "As" Similes #1 | 0 | - | 4.15 | 29,840 |
| "As" Similes #2 | 0 | - | 3.79 | 35,430 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,979 |
| Foods Named for Places | 0 | - | 3.61 | 38,258 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,558 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,798 |
| Rhyming Vocabulary #1 | 0 | - | 3.86 | 9,428 |
| Five Letter Vocabulary Chain | 0 | - | 3.78 | 19,730 |
| German Loan Words | 0 | - | 4.27 | 135,555 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,319 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,852 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,607 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,488 |
| Elements Named for Countries | 0 | - | 4.52 | 24,499 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,123 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,801 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,581 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,125 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,360 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,513 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,853 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,726 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,222 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,440 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,800 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,502 |
| Least-Forested Countries | 0 | - | 4.53 | 64,988 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,262 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,285 |
| Most Forested European Countries | 0 | - | 4.80 | 75,044 |
| Least Forested European Countries | 0 | - | 4.25 | 53,859 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,524 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,720 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,378 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,827 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,499 |
| Countries with Glaciers | 0 | - | 4.97 | 104,787 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,091 |
