| Elements - Sudden Death | 0 | - | 4.91 | 131,332 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,243,750 |
| Elements by Symbol | 0 | - | 4.92 | 197,303 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,727 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,243 |
| Noble Gases | 0 | - | 4.89 | 78,200 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,608 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,317 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,700 |
| Elemental Words | 0 | - | 4.96 | 52,299 |
| Metals of Antiquity | 0 | - | 4.95 | 93,448 |
| Random Symbol to Element | 0 | - | 4.88 | 93,112 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,012 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,806 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,531 |
| International Scientific Units | 0 | - | 4.95 | 156,908 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,787 |
| Click the Chemical Element | 0 | - | 4.96 | 80,509 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.53 | 12,190 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,866 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,036 |
| Elements by Picture | 0 | - | 4.27 | 69,974 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,934 |
| Name a Valid Element | 0 | - | 4.64 | 70,063 |
| Name the Virus | 0 | - | 4.87 | 76,777 |
| Major Taxonomic Ranks | 0 | - | 4.56 | 80,598 |
| Famous Scientists | 0 | - | 4.57 | 42,655 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,200 |
| Element... or Pokémon? | 0 | - | 4.98 | 131,796 |
| Memory Test - Sudden Death | 0 | - | 4.91 | 341,929 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,759 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,996 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,834 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.91 | 119,518 |
| True or False - Sudden Death | 0 | - | 4.90 | 153,436 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.93 | 250,458 |
| Be Happy - Sudden Death | 0 | - | 4.91 | 118,955 |
| Landlocked Countries - Sudden Death | 0 | - | 4.97 | 164,609 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,718 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,706 |
| Scientific Names | 0 | - | 4.32 | 78,476 |
| Famous Effects | 0 | - | 4.62 | 12,522 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,582 |
| Astronomy Quiz | 0 | - | 4.90 | 82,631 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,313 |
| Solar System Trivia | 0 | - | 4.93 | 46,677 |
| Body Part Cliches | 0 | - | 4.43 | 123,313 |
| Bones of the Human Body | 0 | - | 4.52 | 42,487 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,189 |
| Click the Planet | 0 | - | 4.96 | 91,454 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 277,274 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.96 | 165,153 |
| Countries With a Population Under 1 Million - Sudden Death | 0 | - | 4.94 | 85,200 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,116 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 40,969 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,285 |
| A Quiz About Diamonds | 0 | - | 4.60 | 11,556 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,063 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,863 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,780 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,665 |
| Word Chain - Science | 0 | - | 4.59 | 54,906 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,714 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,591 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,626 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,715 |
| Environmental Issues | 0 | - | 4.54 | 26,837 |
| Arrow Puzzle #1 - Sudden Death | 0 | - | 4.80 | 108,135 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 98,544 |
| Be Sad - Sudden Death | 0 | - | 4.74 | 76,619 |
| Equatorial Countries - Sudden Death | 0 | - | 4.77 | 59,211 |
| Ivy League Universities - Sudden Death | 0 | - | 4.74 | 51,716 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,952 |
| The Sun Quiz | 0 | - | 4.93 | 34,699 |
| First Names of Scientists | 0 | - | 4.51 | 56,899 |
| Groups of Two - Science | 0 | - | 4.26 | 48,334 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,863 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,008 |
| Science Decoder | 0 | - | 4.52 | 28,777 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,332 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,292 |
| Science True or False | 0 | - | 4.35 | 40,320 |
| Medical Acronyms | 0 | - | 4.43 | 96,861 |
| Medical Vocabulary | 0 | - | 4.54 | 59,119 |
| Spielberg Movie Images - Sudden Death | 0 | - | 4.47 | 54,161 |
| Real People - Sudden Death #1 | 0 | - | 4.14 | 106,433 |
| Birds - Sudden Death | 0 | - | 4.54 | 67,854 |
| Tom Hanks Movies - Sudden Death | 0 | - | 4.57 | 63,617 |
| Most Populated Countries - Sudden Death | 0 | - | 4.67 | 74,860 |
| NBA Champion Players - Sudden Death | 0 | - | 4.56 | 129,148 |
| FIFA World Cup Host Countries - Sudden Death | 0 | - | 4.45 | 59,163 |
| Birthstones by Month | 0 | - | 4.42 | 80,703 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,166 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,393 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,343 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,867 |
| Body Part Words | 0 | - | 4.43 | 145,972 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,825 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,356 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,599 |
| Human Body A-Z | 0 | - | 4.51 | 129,188 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,190 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,291 |
| Medical Specialties | 0 | - | 4.32 | 91,783 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,801 |
| Christmas Songs - Sudden Death | 0 | - | 4.20 | 50,302 |
| The Pluto Quiz | 0 | - | 4.61 | 9,858 |
| Citrus Fruits | 0 | - | 3.63 | 42,074 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,508 |
| Astronomy Decoder | 0 | - | 4.49 | 38,065 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,462 |
| The Mars Quiz | 0 | - | 4.55 | 18,667 |
| The Saturn Quiz | 0 | - | 4.54 | 11,557 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,584 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,660 |
| The Diseases They Had | 0 | - | 4.15 | 14,015 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,980 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,819 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,859 |
| Name the Constellations | 0 | - | 4.58 | 44,992 |
| Astronomy True or False | 0 | - | 4.39 | 36,483 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,758 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,361 |
| The Venus Quiz | 0 | - | 4.21 | 6,928 |
| U.S. States with Glaciers | 0 | - | 4.61 | 25,310 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 35,408 |
| Elements Named for Countries | 0 | - | 4.53 | 24,717 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,720 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,516 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,486 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,453 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,304 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,411 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,723 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,155 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,663 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,633 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,996 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,825 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,548 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,675 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,569 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,641 |
| Least-Forested Countries | 0 | - | 4.53 | 65,215 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,449 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,500 |
| Most Forested European Countries | 0 | - | 4.80 | 75,347 |
| Least Forested European Countries | 0 | - | 4.25 | 54,025 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,721 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,825 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,521 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,093 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,654 |
| Countries with Glaciers | 0 | - | 4.97 | 105,438 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,149 |
| Italian Cities - Sudden Death | 0 | - | 4.96 | 72,223 |
| U.S. National Parks – Sudden Death | 0 | - | 4.62 | 44,156 |
| Republican U.S. Presidents - Sudden Death | 0 | - | 4.91 | 48,139 |
| 1990s Movies - Sudden Death | 0 | - | 4.73 | 30,597 |
| Countries With High Population Density - Sudden Death | 0 | - | 4.92 | 37,651 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 48,740 |
| Countries With Low Population Density - Sudden Death | 0 | - | 4.67 | 22,272 |
| Cities of California - Sudden Death | 0 | - | 4.58 | 36,683 |
| 1980s Movies - Sudden Death | 0 | - | 4.60 | 24,244 |
| Formula 1 Drivers - Sudden Death | 0 | - | 4.43 | 22,957 |
| Super Bowl Winners - Sudden Death | 0 | - | 4.53 | 38,727 |
| Every European Flag - Sudden Death | 0 | - | 4.96 | 386,924 |
| Every American Flag - Sudden Death | 0 | - | 4.89 | 69,197 |
| Every African Flag - Sudden Death | 0 | - | 4.96 | 74,934 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.56 | 146,646 |
| NATO Members - Sudden Death | 0 | - | 4.94 | 150,661 |
| Modern Rappers - Sudden Death | 0 | - | 4.32 | 122,521 |
| U.S. Presidents - Sudden Death | 0 | - | 4.80 | 175,259 |
| Summer Olympics Host Cities - Sudden Death | 0 | - | 4.96 | 43,656 |
| Star Wars Picture Chain - Sudden Death | 0 | - | 4.52 | 101,921 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.65 | 93,414 |
| 13 American Colonies - Sudden Death | 0 | - | 4.89 | 43,942 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.73 | 187,448 |
| British Bands - Sudden Death | 0 | - | 4.60 | 94,954 |
| European Capitals - Sudden Death | 0 | - | 4.94 | 214,487 |
| Queen Songs - Sudden Death | 0 | - | 4.82 | 54,592 |
| ABBA Songs - Sudden Death | 0 | - | 4.65 | 44,797 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.83 | 195,537 |
| Megacities - World Map Sudden Death | 0 | - | 4.92 | 151,415 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.57 | 79,441 |
| Martin Scorsese Movies - Sudden Death | 0 | - | 4.58 | 16,083 |
| Blue States - Sudden Death | 0 | - | 4.97 | 88,001 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.80 | 130,843 |
| China's Neighbours - Sudden Death | 0 | - | 4.70 | 146,795 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.86 | 59,537 |
| NBA MVPs - Sudden Death | 0 | - | 4.52 | 122,454 |
| American Singers – Sudden Death | 0 | - | 4.51 | 81,041 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.93 | 135,276 |
| American Bands - Sudden Death | 0 | - | 4.51 | 71,091 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 96,399 |
| Musical Movies - Sudden Death | 0 | - | 3.95 | 69,765 |
| Two Color Flags - Sudden Death | 0 | - | 4.96 | 100,084 |
| Indo-European Languages - Sudden Death | 0 | - | 4.70 | 34,934 |
| Countries With Same-Sex Marriage – Sudden Death | 0 | - | 4.26 | 70,939 |
| Muslim Countries - Sudden Death | 0 | - | 4.93 | 151,244 |
