| Elements - Sudden Death | 0 | - | 4.91 | 126,924 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,224,609 |
| Elements by Symbol | 0 | - | 4.92 | 195,849 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,820 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,576 |
| Noble Gases | 0 | - | 4.89 | 77,578 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,149 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,171 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,037 |
| Elemental Words | 0 | - | 4.96 | 52,050 |
| Metals of Antiquity | 0 | - | 4.94 | 93,005 |
| Random Symbol to Element | 0 | - | 4.88 | 92,358 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,926 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,591 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,257 |
| International Scientific Units | 0 | - | 4.95 | 155,652 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,349 |
| Click the Chemical Element | 0 | - | 4.96 | 79,464 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.52 | 12,039 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,964 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,851 |
| Elements by Picture | 0 | - | 4.28 | 69,628 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,315 |
| Name a Valid Element | 0 | - | 4.64 | 69,662 |
| Name the Virus | 0 | - | 4.86 | 76,396 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,961 |
| Famous Scientists | 0 | - | 4.57 | 42,500 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,112 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,490 |
| Memory Test - Sudden Death | 0 | - | 4.91 | 331,754 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,386 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,665 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,715 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.91 | 117,116 |
| True or False - Sudden Death | 0 | - | 4.93 | 149,020 |
| Arrow Puzzle #1 - Sudden Death | 0 | - | 4.84 | 105,334 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.93 | 244,766 |
| Be Happy - Sudden Death | 0 | - | 4.91 | 115,146 |
| Landlocked Countries - Sudden Death | 0 | - | 4.97 | 159,259 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,364 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,308 |
| Scientific Names | 0 | - | 4.32 | 78,220 |
| Famous Effects | 0 | - | 4.62 | 12,180 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,131 |
| Astronomy Quiz | 0 | - | 4.90 | 81,896 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,006 |
| Solar System Trivia | 0 | - | 4.93 | 46,161 |
| Body Part Cliches | 0 | - | 4.43 | 123,133 |
| Bones of the Human Body | 0 | - | 4.52 | 40,581 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,372 |
| Click the Planet | 0 | - | 4.96 | 90,432 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 270,103 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.96 | 160,238 |
| Countries With a Population Under 1 Million - Sudden Death | 0 | - | 4.93 | 83,541 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,075 |
| Name a Valid Answer - Science | 0 | - | 4.78 | 40,217 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,164 |
| A Quiz About Diamonds | 0 | - | 4.60 | 11,436 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,823 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,059 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,551 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,336 |
| Word Chain - Science | 0 | - | 4.59 | 54,455 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,452 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,377 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,424 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,091,949 |
| Environmental Issues | 0 | - | 4.54 | 26,745 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 96,996 |
| Be Sad - Sudden Death | 0 | - | 4.74 | 75,631 |
| Equatorial Countries - Sudden Death | 0 | - | 4.74 | 58,394 |
| Ivy League Universities - Sudden Death | 0 | - | 4.74 | 50,642 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,705 |
| The Sun Quiz | 0 | - | 4.93 | 34,208 |
| First Names of Scientists | 0 | - | 4.50 | 56,545 |
| Groups of Two - Science | 0 | - | 4.26 | 48,166 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,475 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,719 |
| Science Decoder | 0 | - | 4.52 | 28,666 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,188 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,137 |
| Science True or False | 0 | - | 4.35 | 40,038 |
| Medical Acronyms | 0 | - | 4.43 | 96,387 |
| Medical Vocabulary | 0 | - | 4.54 | 58,730 |
| Spielberg Movie Images - Sudden Death | 0 | - | 4.46 | 53,346 |
| Real People - Sudden Death #1 | 0 | - | 4.13 | 104,902 |
| Birds - Sudden Death | 0 | - | 4.53 | 66,954 |
| Tom Hanks Movies - Sudden Death | 0 | - | 4.59 | 62,655 |
| Most Populated Countries - Sudden Death | 0 | - | 4.65 | 67,249 |
| NBA Champion Players - Sudden Death | 0 | - | 4.56 | 124,616 |
| Birthstones by Month | 0 | - | 4.41 | 80,519 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,438 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,326 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,874 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,309 |
| Planets - Multiple Choice | 0 | - | 4.41 | 53,239 |
| Body Part Words | 0 | - | 4.43 | 145,387 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,703 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,921 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,348 |
| Human Body A-Z | 0 | - | 4.51 | 128,681 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,846 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,642 |
| Medical Specialties | 0 | - | 4.29 | 91,054 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.67 | 55,181 |
| Christmas Songs - Sudden Death | 0 | - | 4.23 | 49,187 |
| The Pluto Quiz | 0 | - | 4.61 | 9,793 |
| Citrus Fruits | 0 | - | 3.63 | 41,973 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,252 |
| Astronomy Decoder | 0 | - | 4.50 | 37,882 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,402 |
| The Mars Quiz | 0 | - | 4.55 | 18,591 |
| The Saturn Quiz | 0 | - | 4.54 | 11,514 |
| The Diseases They Had | 0 | - | 4.15 | 13,919 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,765 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,673 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,021 |
| Name the Constellations | 0 | - | 4.58 | 44,732 |
| Astronomy True or False | 0 | - | 4.39 | 36,300 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,052 |
| Most Common Body Part Words | 0 | - | 3.88 | 31,561 |
| Body Parts - No Vowels | 0 | - | 4.15 | 25,128 |
| The Venus Quiz | 0 | - | 4.21 | 6,896 |
| U.S. States with Glaciers | 0 | - | 4.61 | 25,075 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 35,113 |
| Elements Named for Countries | 0 | - | 4.52 | 24,457 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,659 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,076 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,384 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,347 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 44,968 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,789 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,565 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,120 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,306 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,493 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,818 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,706 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,165 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,407 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,730 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,480 |
| Least-Forested Countries | 0 | - | 4.53 | 64,953 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,234 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,237 |
| Most Forested European Countries | 0 | - | 4.80 | 74,995 |
| Least Forested European Countries | 0 | - | 4.25 | 53,825 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,481 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,707 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,356 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,788 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,470 |
| Countries with Glaciers | 0 | - | 4.97 | 104,739 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,084 |
| Italian Cities - Sudden Death | 0 | - | 4.96 | 68,853 |
| U.S. National Parks – Sudden Death | 0 | - | 4.62 | 42,959 |
| Republican U.S. Presidents - Sudden Death | 0 | - | 4.80 | 45,422 |
| 1990s Movies - Sudden Death | 0 | - | 4.73 | 29,709 |
| Countries With High Population Density - Sudden Death | 0 | - | 4.92 | 36,550 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 46,074 |
| Countries With Low Population Density - Sudden Death | 0 | - | 4.67 | 21,613 |
| Cities of California - Sudden Death | 0 | - | 4.58 | 35,496 |
| 1980s Movies - Sudden Death | 0 | - | 4.61 | 23,450 |
| Formula 1 Drivers - Sudden Death | 0 | - | 4.41 | 21,517 |
| Super Bowl Winners - Sudden Death | 0 | - | 4.53 | 37,552 |
| Every European Flag - Sudden Death | 0 | - | 4.96 | 375,358 |
| Every American Flag - Sudden Death | 0 | - | 4.88 | 67,217 |
| Every African Flag - Sudden Death | 0 | - | 4.97 | 71,120 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.56 | 144,947 |
| NATO Members - Sudden Death | 0 | - | 4.94 | 146,253 |
| Modern Rappers - Sudden Death | 0 | - | 4.31 | 120,642 |
| U.S. Presidents - Sudden Death | 0 | - | 4.78 | 170,225 |
| Summer Olympics Host Cities - Sudden Death | 0 | - | 4.96 | 41,682 |
| Star Wars Picture Chain - Sudden Death | 0 | - | 4.51 | 96,314 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.64 | 89,325 |
| 13 American Colonies - Sudden Death | 0 | - | 4.89 | 42,180 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.73 | 182,642 |
| British Bands - Sudden Death | 0 | - | 4.60 | 93,451 |
| European Capitals - Sudden Death | 0 | - | 4.93 | 208,438 |
| Queen Songs - Sudden Death | 0 | - | 4.81 | 53,219 |
| ABBA Songs - Sudden Death | 0 | - | 4.64 | 43,584 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.86 | 187,741 |
| Megacities - World Map Sudden Death | 0 | - | 4.92 | 144,565 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.57 | 78,215 |
| Blue States - Sudden Death | 0 | - | 4.97 | 86,075 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.78 | 127,799 |
| China's Neighbours - Sudden Death | 0 | - | 4.70 | 142,357 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.85 | 58,385 |
| NBA MVPs - Sudden Death | 0 | - | 4.52 | 118,199 |
| American Singers – Sudden Death | 0 | - | 4.50 | 79,309 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.92 | 130,929 |
| American Bands - Sudden Death | 0 | - | 4.50 | 69,810 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 93,442 |
| Musical Movies - Sudden Death | 0 | - | 3.95 | 68,847 |
| Two Color Flags - Sudden Death | 0 | - | 4.96 | 95,724 |
| Indo-European Languages - Sudden Death | 0 | - | 4.68 | 32,234 |
| Countries With Same-Sex Marriage – Sudden Death | 0 | - | 4.25 | 69,776 |
| Muslim Countries - Sudden Death | 0 | - | 4.93 | 145,635 |
| K-Pop Groups - Sudden Death | 0 | - | 4.21 | 43,217 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.55 | 52,913 |
