| International Scientific Units | 0 | - | 4.96 | 152,542 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 61,384 |
| A Quiz About Diamonds | 0 | - | 4.63 | 11,144 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,180,587 |
| Elements by Symbol Quiz | 0 | - | 4.92 | 192,676 |
| Speed Symbol by Element | 0 | - | 4.92 | 101,830 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 92,137 |
| Noble Gases | 0 | - | 4.89 | 76,219 |
| Elements that are Gases at Room Temperature | 0 | - | 4.85 | 63,106 |
| Periodic Table Symbols Quiz | 0 | - | 4.97 | 68,573 |
| Elements with One-Letter Symbols | 0 | - | 4.82 | 79,405 |
| Name the Virus | 0 | - | 4.86 | 75,537 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 28,854 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 78,535 |
| Famous Scientists | 0 | - | 4.57 | 42,099 |
| One Letter Periodic Table Symbols - Sudden Death | 0 | - | 4.91 | 49,261 |
| Famous Effects | 0 | - | 4.61 | 11,354 |
| Scientific Names | 0 | - | 4.32 | 77,644 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 52,918 |
| Elemental Words | 0 | - | 4.96 | 51,380 |
| Metals of Antiquity | 0 | - | 4.93 | 91,823 |
| Body Parts - Sudden Death | 0 | - | 4.88 | 57,025 |
| Bones - Sudden Death | 0 | - | 4.94 | 45,634 |
| First Twenty Elements - Sudden Death | 0 | - | 4.82 | 32,088 |
| Elements - Sudden Death | 0 | - | 4.92 | 117,280 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 85,147 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,746 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.70 | 184,854 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.79 | 61,576 |
| Body Part Cliches | 0 | - | 4.43 | 122,339 |
| Medical Conditions Quiz | 0 | - | 4.78 | 122,070 |
| Simple Machines Quiz | 0 | - | 4.35 | 8,964 |
| Random Symbol to Element | 0 | - | 4.89 | 91,012 |
| Astronomy Quiz | 0 | - | 4.89 | 79,891 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 132,774 |
| Solar System Trivia | 0 | - | 4.93 | 44,679 |
| Click the Planet | 0 | - | 4.96 | 87,986 |
| Science Multiple Choice #2 | 0 | - | 4.40 | 35,914 |
| Science Multiple Choice #3 | 0 | - | 4.38 | 33,922 |
| Environmental Issues | 0 | - | 4.54 | 26,540 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.52 | 11,724 |
| Science General Knowledge #1 | 0 | - | 4.53 | 161,193 |
| Science General Knowledge #2 | 0 | - | 4.47 | 115,175 |
| Science General Knowledge #3 | 0 | - | 4.55 | 97,879 |
| Science Vocabulary #2 | 0 | - | 4.52 | 58,586 |
| Word Chain - Science | 0 | - | 4.59 | 53,832 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.60 | 37,765 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 148,955 |
| Click the Chemical Element | 0 | - | 4.96 | 77,371 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,077,975 |
| Name a Valid Answer - Science | 0 | - | 4.78 | 38,968 |
| Body Parts in History and Culture | 0 | - | 4.42 | 34,716 |
| Name the Constellations - With a Map | 0 | - | 4.91 | 34,805 |
| The Sun Quiz | 0 | - | 4.94 | 33,096 |
| First Names of Scientists | 0 | - | 4.50 | 55,883 |
| Groups of Two - Science | 0 | - | 4.26 | 47,855 |
| Science Vocabulary #1 | 0 | - | 4.33 | 70,644 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,145 |
| Science Decoder | 0 | - | 4.54 | 28,482 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 27,767 |
| Science True or False | 0 | - | 4.34 | 39,428 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,449 |
| Elements by Picture | 0 | - | 4.27 | 68,707 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 101,016 |
| Name a Valid Element | 0 | - | 4.63 | 68,809 |
| Medical Acronyms | 0 | - | 4.43 | 94,643 |
| Medical Vocabulary | 0 | - | 4.54 | 57,778 |
| Citrus Fruits | 0 | - | 3.65 | 41,767 |
| "Ologies" Quiz | 0 | - | 4.34 | 95,599 |
| Albert Einstein Quiz | 0 | - | 4.56 | 18,127 |
| Answers are Elements #1 | 0 | - | 4.31 | 52,445 |
| Most Guessed Elements on JetPunk | 0 | - | 4.55 | 47,876 |
| Element... or Pokémon? | 0 | - | 4.98 | 127,494 |
| Planets By Picture Quiz | 0 | - | 4.50 | 54,876 |
| Planets - Multiple Choice | 0 | - | 4.43 | 52,198 |
| Body Part Words Quiz | 0 | - | 4.44 | 144,048 |
| Animal Anatomy Quiz | 0 | - | 4.38 | 59,405 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 174,482 |
| Three Letter Body Parts | 0 | - | 4.39 | 203,804 |
| Human Body A-Z | 0 | - | 4.50 | 126,764 |
| One-Syllable Human Body Parts | 0 | - | 4.30 | 86,667 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 116,138 |
| Medical Specialties | 0 | - | 4.30 | 89,899 |
| The Diseases They Had | 0 | - | 4.15 | 13,757 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.64 | 46,796 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.21 | 20,277 |
| Birthstones Quiz | 0 | - | 4.41 | 80,113 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 42,606 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 69,642 |
| Category Elimination - Elements | 0 | - | 4.61 | 52,464 |
| Astronomy Decoder | 0 | - | 4.52 | 37,384 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,205 |
| The Mars Quiz | 0 | - | 4.54 | 18,399 |
| The Saturn Quiz | 0 | - | 4.54 | 11,387 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,269 |
| The Pluto Quiz | 0 | - | 4.60 | 9,611 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 218,705 |
| Name the Constellations Quiz | 0 | - | 4.57 | 44,008 |
| Brightest Natural Objects in the Sky | 0 | - | 4.39 | 20,297 |
| Astronomy True or False | 0 | - | 4.37 | 35,880 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 212,944 |
| Most Common Body Part Words | 0 | - | 3.93 | 31,277 |
| Body Parts - No Vowels | 0 | - | 4.14 | 24,705 |
| The Venus Quiz | 0 | - | 4.17 | 6,798 |
| Countries with the Most Sunlight Per Square Meter | 0 | - | 4.34 | 16,494 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,465 |
| Animals by Skeleton Image | 0 | - | 4.81 | 45,040 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,076 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,107 |
| Countries with the Most Malaria Deaths | 0 | - | 4.47 | 44,144 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.11 | 22,631 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 108,908 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 48,997 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 63,313 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,178 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,395 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,441 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 65,314 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 40,613 |
| Countries with the Most Forest | 0 | - | 4.87 | 145,363 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.30 | 34,784 |
| Least-Forested Countries | 0 | - | 4.52 | 64,358 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.61 | 62,695 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 54,593 |
| Most Forested European Countries | 0 | - | 4.79 | 74,046 |
| Least Forested European Countries | 0 | - | 4.27 | 53,397 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 63,880 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.57 | 37,369 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 45,725 |
| Tropical Rainforest Countries | 0 | - | 4.64 | 81,140 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.50 | 54,928 |
| Countries with Glaciers | 0 | - | 4.97 | 103,715 |
| Northernmost Countries Without Glaciers | 0 | - | 4.63 | 26,391 |
| U.S. States with Glaciers | 0 | - | 4.60 | 24,493 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 34,315 |
| Elements Named for Countries | 0 | - | 4.51 | 23,693 |
