| Elements of the Periodic Table | 0 | - | 5.00 | 2,243,560 |
| Elements by Symbol | 0 | - | 4.92 | 197,293 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,715 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,239 |
| Noble Gases | 0 | - | 4.89 | 78,196 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,602 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,308 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,695 |
| Metals of Antiquity | 0 | - | 4.95 | 93,446 |
| Random Symbol to Element | 0 | - | 4.88 | 93,106 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,012 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,800 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,529 |
| International Scientific Units | 0 | - | 4.95 | 156,900 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,786 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,865 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,034 |
| Elements by Picture | 0 | - | 4.27 | 69,971 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,929 |
| Name a Valid Element | 0 | - | 4.64 | 70,059 |
| Name the Virus | 0 | - | 4.87 | 76,771 |
| Major Taxonomic Ranks | 0 | - | 4.56 | 80,589 |
| Famous Scientists | 0 | - | 4.57 | 42,654 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,200 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,755 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,992 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,833 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,717 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,704 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 707,734 |
| Scientific Names | 0 | - | 4.32 | 78,475 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,573 |
| Astronomy Quiz | 0 | - | 4.90 | 82,628 |
| Body Part Cliches | 0 | - | 4.43 | 123,313 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,186 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,878 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,585 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,116 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,285 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,054 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,856 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,772 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,662 |
| Word Chain - Science | 0 | - | 4.59 | 54,901 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,713 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,590 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,676 |
| Environmental Issues | 0 | - | 4.54 | 26,837 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,950 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,140 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,750 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,045 |
| First Names of Scientists | 0 | - | 4.51 | 56,897 |
| Groups of Two - Science | 0 | - | 4.26 | 48,332 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,858 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,007 |
| Science Decoder | 0 | - | 4.52 | 28,776 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,331 |
| Medical Acronyms | 0 | - | 4.43 | 96,857 |
| Medical Vocabulary | 0 | - | 4.54 | 59,115 |
| Birthstones by Month | 0 | - | 4.42 | 80,702 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,159 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,393 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,336 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,865 |
| Body Part Words | 0 | - | 4.43 | 145,970 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,824 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,352 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,596 |
| Human Body A-Z | 0 | - | 4.51 | 129,186 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,185 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,286 |
| Medical Specialties | 0 | - | 4.32 | 91,780 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,798 |
| Colors by Alternate Definition | 0 | - | 4.03 | 54,073 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.48 | 49,082 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,796 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,385 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,977 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,120 |
| Capital City Etymologies | 0 | - | 4.77 | 63,311 |
| Airports Named for People #1 | 0 | - | 4.44 | 55,916 |
| Citrus Fruits | 0 | - | 3.63 | 42,073 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,505 |
| Astronomy Decoder | 0 | - | 4.49 | 38,064 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,659 |
| The Diseases They Had | 0 | - | 4.15 | 14,015 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,979 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,818 |
| American to British Word Translation | 0 | - | 4.14 | 139,089 |
| Most Common Food and Drink Words | 0 | - | 4.04 | 23,683 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 27,145 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,923 |
| Words for Leaders | 0 | - | 4.77 | 257,340 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,300 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,490 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,727 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,337 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,778 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,849 |
| Name the Constellations | 0 | - | 4.58 | 44,992 |
| Astronomy True or False | 0 | - | 4.39 | 36,478 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,753 |
| British Spellings | 0 | - | 4.06 | 99,458 |
| Synonyms of Drunk | 0 | - | 3.65 | 41,043 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,207 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,495 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,741 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,415 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,594 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,800 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,549 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,926 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,519 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,361 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,846 |
| Song Titles by Synonyms #2 | 0 | - | 4.36 | 56,965 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,694 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,641 |
| "As" Similes #1 | 0 | - | 4.15 | 29,872 |
| "As" Similes #2 | 0 | - | 3.79 | 35,466 |
| "Like" Similes #2 | 0 | - | 3.82 | 38,012 |
| Foods Named for Places | 0 | - | 3.60 | 38,305 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,638 |
| The Venus Quiz | 0 | - | 4.21 | 6,928 |
| British to American Word Translation | 0 | - | 3.74 | 255,086 |
| British Foods by Description | 0 | - | 3.94 | 48,331 |
| British and American Word Differences | 0 | - | 2.63 | 46,883 |
| Australian Slang | 0 | - | 4.24 | 28,628 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,186 |
| Japanese Loanwords | 0 | - | 4.47 | 84,643 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,762 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,690 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,433 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,434 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,887 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,917 |
| German Loan Words | 0 | - | 4.27 | 135,810 |
| Native American Words | 0 | - | 4.26 | 24,767 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,689 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,558 |
| Elements Named for Countries | 0 | - | 4.53 | 24,712 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,718 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,513 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,452 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,302 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,405 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,720 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,154 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,661 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,630 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,994 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,822 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,545 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,673 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,567 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,640 |
| Least-Forested Countries | 0 | - | 4.53 | 65,211 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,447 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,497 |
| Most Forested European Countries | 0 | - | 4.80 | 75,341 |
| Least Forested European Countries | 0 | - | 4.25 | 54,023 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,721 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,823 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,521 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,090 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,653 |
| Countries with Glaciers | 0 | - | 4.97 | 105,428 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,149 |
| Portmanteaus Quiz #1 | 0 | - | 4.08 | 48,239 |
| Portmanteaus Quiz #2 | 0 | - | 4.52 | 66,416 |
| Irregular Plurals #1 | 0 | - | 4.52 | 142,521 |
| Shared Prefixes #1 | 0 | - | 4.63 | 74,106 |
| Shared Prefixes #2 | 0 | - | 4.23 | 49,491 |
| Shared Prefixes #3 | 0 | - | 4.19 | 55,252 |
| Word Shortenings #1 | 0 | - | 4.27 | 137,705 |
| Modern Word Abbreviations | 0 | - | 4.04 | 96,129 |
| Word Shortenings #2 | 0 | - | 4.08 | 85,980 |
| Types of Disasters | 0 | - | 4.10 | 81,073 |
| Palindromes Quiz | 0 | - | 4.18 | 94,147 |
| Slang Definitions #2 | 0 | - | 3.79 | 52,438 |
| Slang Definitions #3 | 0 | - | 4.05 | 39,968 |
| Slang Definitions #1 | 0 | - | 3.94 | 55,528 |
| Words for Communities | 0 | - | 4.24 | 12,340 |
| Phobias Quiz | 0 | - | 4.34 | 123,556 |
| Words that are Animals | 0 | - | 3.88 | 41,465 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,523 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,447 |
| Homophones #1 | 0 | - | 4.56 | 183,308 |
| Homophones #2 | 0 | - | 4.22 | 104,327 |
| Most Common English Nouns | 0 | - | 3.86 | 41,431 |
| Most Common English Verbs | 0 | - | 4.22 | 76,896 |
| Most Common English Adjectives With Hints | 0 | - | 3.85 | 16,076 |
| Word that Comes Before #1 | 0 | - | 4.30 | 35,051 |
| Onomatopoeia #1 | 0 | - | 3.69 | 54,729 |
| Onomatopoeia #2 | 0 | - | 3.71 | 16,651 |
| British to American Food Translation | 0 | - | 3.38 | 51,966 |
| English Words Formed by Latin and Greek Roots | 0 | - | 4.46 | 67,115 |
| Shared Prefixes #4 | 0 | - | 4.26 | 44,804 |
| Portmanteaus Quiz #3 | 0 | - | 4.04 | 33,582 |
