| Elements of the Periodic Table | 0 | - | 5.00 | 2,230,783 |
| Elements by Symbol | 0 | - | 4.92 | 196,313 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,131 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,722 |
| Noble Gases | 0 | - | 4.89 | 77,782 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,300 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,544 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,226 |
| Metals of Antiquity | 0 | - | 4.94 | 93,138 |
| Random Symbol to Element | 0 | - | 4.88 | 92,527 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,952 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 187,938 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,343 |
| International Scientific Units | 0 | - | 4.95 | 156,016 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,475 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,157 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,899 |
| Elements by Picture | 0 | - | 4.27 | 69,738 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,510 |
| Name a Valid Element | 0 | - | 4.64 | 69,780 |
| Name the Virus | 0 | - | 4.86 | 76,537 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,164 |
| Famous Scientists | 0 | - | 4.57 | 42,536 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,147 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,498 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,765 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,752 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,503 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,436 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,797 |
| Scientific Names | 0 | - | 4.32 | 78,286 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,264 |
| Astronomy Quiz | 0 | - | 4.90 | 82,120 |
| Body Part Cliches | 0 | - | 4.43 | 123,189 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,842 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,619 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,314 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,094 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,208 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,142 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,235 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,720 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,422 |
| Word Chain - Science | 0 | - | 4.59 | 54,616 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,555 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,426 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,842 |
| Environmental Issues | 0 | - | 4.54 | 26,773 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,790 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,678 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,033 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,878 |
| First Names of Scientists | 0 | - | 4.50 | 56,643 |
| Groups of Two - Science | 0 | - | 4.26 | 48,211 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,573 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,780 |
| Science Decoder | 0 | - | 4.52 | 28,688 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,232 |
| Medical Acronyms | 0 | - | 4.43 | 96,551 |
| Medical Vocabulary | 0 | - | 4.54 | 58,887 |
| Birthstones by Month | 0 | - | 4.41 | 80,562 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,515 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,341 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,047 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,472 |
| Body Part Words | 0 | - | 4.43 | 145,745 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,738 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,056 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,437 |
| Human Body A-Z | 0 | - | 4.51 | 128,876 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,943 |
| Organs of the Human Body (with map) | 0 | - | 4.11 | 118,871 |
| Medical Specialties | 0 | - | 4.32 | 91,203 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 57,277 |
| Colors by Alternate Definition | 0 | - | 4.02 | 53,993 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,819 |
| Mythical Creatures #2 | 0 | - | 4.05 | 111,381 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,366 |
| Obfuscations of Popular Cliches #2 | 0 | - | 4.45 | 41,897 |
| "Like" Similes #1 | 0 | - | 4.19 | 42,071 |
| Capital City Etymologies | 0 | - | 4.77 | 63,137 |
| Airports Named for People #1 | 0 | - | 4.46 | 55,811 |
| Citrus Fruits | 0 | - | 3.63 | 41,996 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,338 |
| Astronomy Decoder | 0 | - | 4.50 | 37,931 |
| The Diseases They Had | 0 | - | 4.15 | 13,963 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,860 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,711 |
| American to British Word Translation | 0 | - | 4.13 | 138,289 |
| Most Common Food and Drink Words | 0 | - | 4.03 | 23,589 |
| Movie Titles with Shared First Words #2 | 0 | - | 4.62 | 26,983 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,801 |
| Words for Leaders | 0 | - | 4.77 | 256,022 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,241 |
| Movie Titles by Synonyms #1 | 0 | - | 4.46 | 126,101 |
| Movie Title Antonyms #2 | 0 | - | 4.46 | 80,324 |
| Obfuscations of Popular Cliches #1 | 0 | - | 4.37 | 50,255 |
| Obfuscations of Movie Titles #2 | 0 | - | 4.64 | 55,559 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,679 |
| Name the Constellations | 0 | - | 4.58 | 44,849 |
| Astronomy True or False | 0 | - | 4.39 | 36,351 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,286 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,586 |
| British Spellings | 0 | - | 4.06 | 99,356 |
| Synonyms of Drunk | 0 | - | 3.65 | 41,001 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,116 |
| Foods by Alternate Definition | 0 | - | 3.88 | 53,463 |
| Movie Title Vocabulary Quiz #1 | 0 | - | 4.23 | 59,626 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,295 |
| First Name Vocabulary #1 | 0 | - | 3.84 | 48,427 |
| First Name Vocabulary #2 | 0 | - | 3.97 | 36,626 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,392 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,763 |
| Movie Titles by Synonyms #2 | 0 | - | 4.26 | 96,280 |
| American Candy by Alternate Definition | 0 | - | 4.04 | 19,336 |
| Movie Titles by Synonyms #3 | 0 | - | 4.25 | 65,638 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,800 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,454 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,565 |
| "As" Similes #1 | 0 | - | 4.15 | 29,849 |
| "As" Similes #2 | 0 | - | 3.79 | 35,442 |
| "Like" Similes #2 | 0 | - | 3.82 | 37,986 |
| Foods Named for Places | 0 | - | 3.60 | 38,270 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,571 |
| The Venus Quiz | 0 | - | 4.21 | 6,901 |
| British to American Word Translation | 0 | - | 3.74 | 254,910 |
| British Foods by Description | 0 | - | 3.94 | 48,293 |
| British and American Word Differences | 0 | - | 2.63 | 46,826 |
| Australian Slang | 0 | - | 4.25 | 28,545 |
| Movie Title Vocabulary Quiz #2 | 0 | - | 4.02 | 21,127 |
| Japanese Loanwords | 0 | - | 4.47 | 84,478 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,681 |
| Idioms by Synonyms | 0 | - | 4.22 | 15,657 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,349 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,383 |
| First Names by Slang Meaning | 0 | - | 3.66 | 9,855 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,842 |
| German Loan Words | 0 | - | 4.27 | 135,617 |
| Native American Words | 0 | - | 4.26 | 24,732 |
| Song Titles by Synonyms #3 | 0 | - | 3.98 | 26,629 |
| Movie Titles by Synonyms #4 | 0 | - | 3.86 | 24,498 |
| Elements Named for Countries | 0 | - | 4.52 | 24,541 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,680 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,188 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,385 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,072 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 24,930 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,616 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,133 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,407 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,536 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,879 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,738 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,282 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,475 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,880 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,538 |
| Least-Forested Countries | 0 | - | 4.53 | 65,036 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,298 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,327 |
| Most Forested European Countries | 0 | - | 4.80 | 75,103 |
| Least Forested European Countries | 0 | - | 4.25 | 53,884 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,559 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,738 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,408 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,867 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,525 |
| Countries with Glaciers | 0 | - | 4.97 | 104,851 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,105 |
| Portmanteaus Quiz #1 | 0 | - | 4.07 | 48,165 |
| Portmanteaus Quiz #2 | 0 | - | 4.52 | 66,200 |
| Irregular Plurals #1 | 0 | - | 4.52 | 142,215 |
| Shared Prefixes #1 | 0 | - | 4.63 | 73,949 |
| Shared Prefixes #2 | 0 | - | 4.23 | 49,432 |
| Shared Prefixes #3 | 0 | - | 4.19 | 55,198 |
| Word Shortenings #1 | 0 | - | 4.27 | 137,325 |
| Modern Word Abbreviations | 0 | - | 4.04 | 96,002 |
| Word Shortenings #2 | 0 | - | 4.08 | 85,686 |
| Types of Disasters | 0 | - | 4.09 | 80,977 |
| Palindromes Quiz | 0 | - | 4.18 | 94,018 |
| Slang Definitions #2 | 0 | - | 3.79 | 52,394 |
| Slang Definitions #3 | 0 | - | 4.05 | 39,924 |
| Slang Definitions #1 | 0 | - | 3.94 | 55,472 |
| Words for Communities | 0 | - | 4.29 | 12,308 |
| Phobias Quiz | 0 | - | 4.34 | 122,930 |
| Words that are Animals | 0 | - | 3.88 | 41,437 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,457 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,405 |
| Homophones #1 | 0 | - | 4.56 | 182,351 |
| Homophones #2 | 0 | - | 4.22 | 104,059 |
| Most Common English Nouns | 0 | - | 3.86 | 41,355 |
| Most Common English Verbs | 0 | - | 4.22 | 76,770 |
| Most Common English Adjectives With Hints | 0 | - | 3.85 | 16,049 |
| Word that Comes Before #1 | 0 | - | 4.30 | 35,001 |
| Onomatopoeia #1 | 0 | - | 3.69 | 54,695 |
| Onomatopoeia #2 | 0 | - | 3.71 | 16,629 |
| British to American Food Translation | 0 | - | 3.38 | 51,907 |
| English Words Formed by Latin and Greek Roots | 0 | - | 4.46 | 67,002 |
| Shared Prefixes #4 | 0 | - | 4.26 | 44,748 |
| Portmanteaus Quiz #3 | 0 | - | 4.04 | 33,527 |
