| Elements - Sudden Death | 0 | - | 4.91 | 126,885 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,224,381 |
| Elements by Symbol | 0 | - | 4.92 | 195,837 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,813 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,575 |
| Noble Gases | 0 | - | 4.89 | 77,575 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,149 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,160 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,030 |
| Elemental Words | 0 | - | 4.96 | 52,047 |
| Metals of Antiquity | 0 | - | 4.94 | 93,000 |
| Random Symbol to Element | 0 | - | 4.88 | 92,355 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,926 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,574 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,250 |
| International Scientific Units | 0 | - | 4.95 | 155,639 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,341 |
| Click the Chemical Element | 0 | - | 4.96 | 79,450 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.52 | 12,037 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,954 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,849 |
| Elements by Picture | 0 | - | 4.28 | 69,624 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,312 |
| Name a Valid Element | 0 | - | 4.64 | 69,657 |
| Name the Virus | 0 | - | 4.86 | 76,382 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,953 |
| Famous Scientists | 0 | - | 4.57 | 42,499 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,110 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,476 |
| Memory Test - Sudden Death | 0 | - | 4.91 | 331,649 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,385 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,661 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,714 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.91 | 117,084 |
| True or False - Sudden Death | 0 | - | 4.93 | 148,976 |
| Arrow Puzzle #1 - Sudden Death | 0 | - | 4.84 | 105,291 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.93 | 244,673 |
| Be Happy - Sudden Death | 0 | - | 4.91 | 115,101 |
| Landlocked Countries - Sudden Death | 0 | - | 4.97 | 159,188 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,362 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,306 |
| Scientific Names | 0 | - | 4.32 | 78,219 |
| Famous Effects | 0 | - | 4.62 | 12,178 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,126 |
| Astronomy Quiz | 0 | - | 4.90 | 81,882 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,986 |
| Solar System Trivia | 0 | - | 4.93 | 46,154 |
| Body Part Cliches | 0 | - | 4.43 | 123,131 |
| Bones of the Human Body | 0 | - | 4.52 | 40,515 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,353 |
| Click the Planet | 0 | - | 4.96 | 90,419 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 270,043 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.96 | 160,173 |
| Countries With a Population Under 1 Million - Sudden Death | 0 | - | 4.93 | 83,524 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,075 |
| Name a Valid Answer - Science | 0 | - | 4.78 | 40,211 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,162 |
| A Quiz About Diamonds | 0 | - | 4.60 | 11,434 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,814 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,054 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,548 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,331 |
| Word Chain - Science | 0 | - | 4.59 | 54,452 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,447 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,374 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,423 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,091,882 |
| Environmental Issues | 0 | - | 4.54 | 26,745 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 96,989 |
| Be Sad - Sudden Death | 0 | - | 4.74 | 75,620 |
| Equatorial Countries - Sudden Death | 0 | - | 4.74 | 58,385 |
| Ivy League Universities - Sudden Death | 0 | - | 4.74 | 50,630 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,702 |
| The Sun Quiz | 0 | - | 4.93 | 34,205 |
| First Names of Scientists | 0 | - | 4.50 | 56,541 |
| Groups of Two - Science | 0 | - | 4.26 | 48,166 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,471 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,717 |
| Science Decoder | 0 | - | 4.52 | 28,666 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,184 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,136 |
| Science True or False | 0 | - | 4.35 | 40,031 |
| Medical Acronyms | 0 | - | 4.43 | 96,370 |
| Medical Vocabulary | 0 | - | 4.54 | 58,718 |
| Spielberg Movie Images - Sudden Death | 0 | - | 4.46 | 53,335 |
| Real People - Sudden Death #1 | 0 | - | 4.13 | 104,889 |
| Birds - Sudden Death | 0 | - | 4.53 | 66,951 |
| Tom Hanks Movies - Sudden Death | 0 | - | 4.59 | 62,641 |
| Most Populated Countries - Sudden Death | 0 | - | 4.65 | 67,053 |
| NBA Champion Players - Sudden Death | 0 | - | 4.56 | 124,558 |
| Birthstones by Month | 0 | - | 4.41 | 80,517 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,437 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,325 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,869 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,299 |
| Planets - Multiple Choice | 0 | - | 4.41 | 53,231 |
| Body Part Words | 0 | - | 4.43 | 145,380 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,702 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,914 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,341 |
| Human Body A-Z | 0 | - | 4.51 | 128,671 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,842 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,633 |
| Medical Specialties | 0 | - | 4.29 | 91,041 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.67 | 54,780 |
| Christmas Songs - Sudden Death | 0 | - | 4.23 | 49,173 |
| The Pluto Quiz | 0 | - | 4.61 | 9,793 |
| Citrus Fruits | 0 | - | 3.63 | 41,972 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,247 |
| Astronomy Decoder | 0 | - | 4.50 | 37,880 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,402 |
| The Mars Quiz | 0 | - | 4.55 | 18,590 |
| The Saturn Quiz | 0 | - | 4.54 | 11,514 |
| The Diseases They Had | 0 | - | 4.15 | 13,918 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,759 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,672 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,000 |
| Name the Constellations | 0 | - | 4.58 | 44,731 |
| Astronomy True or False | 0 | - | 4.39 | 36,299 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,046 |
| Most Common Body Part Words | 0 | - | 3.88 | 31,555 |
| Body Parts - No Vowels | 0 | - | 4.15 | 25,127 |
| The Venus Quiz | 0 | - | 4.21 | 6,896 |
| U.S. States with Glaciers | 0 | - | 4.61 | 25,070 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 35,107 |
| Elements Named for Countries | 0 | - | 4.52 | 24,454 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,658 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,072 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,383 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,344 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 44,963 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,789 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,563 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,119 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,303 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,489 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,815 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,703 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,159 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,406 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,722 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,479 |
| Least-Forested Countries | 0 | - | 4.53 | 64,949 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,231 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,233 |
| Most Forested European Countries | 0 | - | 4.80 | 74,990 |
| Least Forested European Countries | 0 | - | 4.25 | 53,824 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,480 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,707 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,353 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,785 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,469 |
| Countries with Glaciers | 0 | - | 4.97 | 104,738 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,084 |
| Italian Cities - Sudden Death | 0 | - | 4.96 | 68,830 |
| U.S. National Parks – Sudden Death | 0 | - | 4.62 | 42,951 |
| Republican U.S. Presidents - Sudden Death | 0 | - | 4.80 | 45,380 |
| 1990s Movies - Sudden Death | 0 | - | 4.73 | 29,699 |
| Countries With High Population Density - Sudden Death | 0 | - | 4.92 | 36,539 |
| Canadian Cities - Sudden Death | 0 | - | 4.96 | 46,032 |
| Countries With Low Population Density - Sudden Death | 0 | - | 4.67 | 21,608 |
| Cities of California - Sudden Death | 0 | - | 4.58 | 35,494 |
| 1980s Movies - Sudden Death | 0 | - | 4.61 | 23,436 |
| Formula 1 Drivers - Sudden Death | 0 | - | 4.41 | 21,487 |
| Super Bowl Winners - Sudden Death | 0 | - | 4.53 | 37,519 |
| Every European Flag - Sudden Death | 0 | - | 4.96 | 375,227 |
| Every American Flag - Sudden Death | 0 | - | 4.88 | 67,192 |
| Every African Flag - Sudden Death | 0 | - | 4.97 | 71,091 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.56 | 144,920 |
| NATO Members - Sudden Death | 0 | - | 4.94 | 146,169 |
| Modern Rappers - Sudden Death | 0 | - | 4.31 | 120,615 |
| U.S. Presidents - Sudden Death | 0 | - | 4.78 | 170,174 |
| Summer Olympics Host Cities - Sudden Death | 0 | - | 4.96 | 41,661 |
| Star Wars Picture Chain - Sudden Death | 0 | - | 4.51 | 96,247 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.64 | 89,291 |
| 13 American Colonies - Sudden Death | 0 | - | 4.89 | 42,154 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.73 | 182,595 |
| British Bands - Sudden Death | 0 | - | 4.60 | 93,415 |
| European Capitals - Sudden Death | 0 | - | 4.93 | 208,364 |
| Queen Songs - Sudden Death | 0 | - | 4.81 | 53,210 |
| ABBA Songs - Sudden Death | 0 | - | 4.64 | 43,571 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.86 | 187,665 |
| Megacities - World Map Sudden Death | 0 | - | 4.92 | 144,467 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.57 | 78,203 |
| Blue States - Sudden Death | 0 | - | 4.97 | 86,032 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.78 | 127,751 |
| China's Neighbours - Sudden Death | 0 | - | 4.70 | 142,313 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.85 | 58,376 |
| NBA MVPs - Sudden Death | 0 | - | 4.52 | 118,135 |
| American Singers – Sudden Death | 0 | - | 4.50 | 79,292 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.92 | 130,892 |
| American Bands - Sudden Death | 0 | - | 4.50 | 69,779 |
| Eliminate European Cities - Sudden Death | 0 | - | 4.95 | 93,411 |
| Musical Movies - Sudden Death | 0 | - | 3.95 | 68,825 |
| Two Color Flags - Sudden Death | 0 | - | 4.96 | 95,659 |
| Indo-European Languages - Sudden Death | 0 | - | 4.68 | 32,189 |
| Countries With Same-Sex Marriage – Sudden Death | 0 | - | 4.25 | 69,775 |
| Muslim Countries - Sudden Death | 0 | - | 4.93 | 145,559 |
| K-Pop Groups - Sudden Death | 0 | - | 4.21 | 43,206 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.55 | 52,889 |
