| Name the Virus | 0 | - | 4.86 | 76,500 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,556 |
| International Scientific Units | 0 | - | 4.95 | 155,936 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,446 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,229,436 |
| Elements by Symbol | 0 | - | 4.92 | 196,223 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,039 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,686 |
| Noble Gases | 0 | - | 4.89 | 77,728 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,272 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,468 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,186 |
| Medical Vocabulary | 0 | - | 4.54 | 58,842 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,118 |
| Famous Scientists | 0 | - | 4.57 | 42,525 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.68 | 57,128 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,743 |
| Elemental Words | 0 | - | 4.96 | 52,107 |
| Metals of Antiquity | 0 | - | 4.94 | 93,105 |
| Medical Specialties | 0 | - | 4.32 | 91,165 |
| The Diseases They Had | 0 | - | 4.15 | 13,955 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,702 |
| What Do These Two Countries Have in Common? | 0 | - | 4.98 | 71,702 |
| What Am I Talking About? #1 | 0 | - | 4.85 | 52,873 |
| Country Confusion | 0 | - | 4.98 | 61,936 |
| Scientific Names | 0 | - | 4.32 | 78,275 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,825 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,240 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,948 |
| Random Symbol to Element | 0 | - | 4.88 | 92,480 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 187,887 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,321 |
| Astronomy Quiz | 0 | - | 4.90 | 82,071 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,336 |
| Solar System Trivia | 0 | - | 4.93 | 46,302 |
| Body Part Cliches | 0 | - | 4.43 | 123,177 |
| Bones of the Human Body | 0 | - | 4.52 | 41,460 |
| Has Anyone Ever Done It #1 | 0 | - | 4.81 | 55,020 |
| What's Bigger? #1 | 0 | - | 4.87 | 149,380 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,088 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,178 |
| Australia True or False | 0 | - | 4.87 | 56,654 |
| Head to Head - Countries #1 | 0 | - | 4.99 | 130,515 |
| Head to Head - Countries #2 | 0 | - | 4.96 | 92,931 |
| Head to Head - Animals | 0 | - | 4.88 | 69,052 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,196 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,057 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,195 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,682 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,408 |
| Word Chain - Science | 0 | - | 4.59 | 54,592 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,421 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,466 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,107 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,468 |
| Environmental Issues | 0 | - | 4.54 | 26,772 |
| Literature Multiple Choice #1 | 0 | - | 4.50 | 40,698 |
| Literature Multiple Choice #2 | 0 | - | 4.44 | 34,417 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,054 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,765 |
| The Sun Quiz | 0 | - | 4.93 | 34,314 |
| First Names of Scientists | 0 | - | 4.50 | 56,622 |
| Groups of Two - Science | 0 | - | 4.26 | 48,203 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,552 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,773 |
| Science Decoder | 0 | - | 4.52 | 28,683 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,228 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,177 |
| Science True or False | 0 | - | 4.35 | 40,115 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,887 |
| Elements by Picture | 0 | - | 4.28 | 69,716 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,452 |
| Name a Valid Element | 0 | - | 4.64 | 69,758 |
| Medical Acronyms | 0 | - | 4.43 | 96,513 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 43,892 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,253 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 46,963 |
| Multiple Choice General Knowledge #6 | 0 | - | 4.54 | 29,668 |
| SAT Vocabulary Words Starting With A | 0 | - | 4.42 | 22,720 |
| SAT Vocabulary Words Starting With D | 0 | - | 4.55 | 20,119 |
| SAT Vocabulary Words Starting With C | 0 | - | 4.51 | 19,274 |
| SAT Vocabulary Words Starting With E | 0 | - | 4.53 | 20,065 |
| 5, 6, 7, or 8? | 0 | - | 4.45 | 33,193 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,169 |
| Has Anyone Ever Done It #3 | 0 | - | 4.56 | 51,005 |
| Has Anyone Ever Done It #2 | 0 | - | 4.46 | 46,956 |
| Does it Exist? | 0 | - | 4.54 | 60,917 |
| Multiple Choice General Knowledge #5 | 0 | - | 4.55 | 42,508 |
| Multiple Choice General Knowledge #7 | 0 | - | 4.45 | 41,172 |
| SAT Vocabulary Words Starting With I | 0 | - | 4.66 | 15,904 |
| Birthstones by Month | 0 | - | 4.41 | 80,550 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,496 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,337 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,478 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,745 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,140 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,862 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,019 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,438 |
| Body Part Words | 0 | - | 4.43 | 145,506 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,733 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,026 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,421 |
| Human Body A-Z | 0 | - | 4.51 | 128,840 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,915 |
| Organs of the Human Body (with map) | 0 | - | 4.11 | 118,821 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,049 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,409 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,262 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,604 |
| 1, 2, 3, or 4? | 0 | - | 4.28 | 69,863 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,340 |
| General Knowledge True False #2 | 0 | - | 4.44 | 36,792 |
| General Knowledge True False #3 | 0 | - | 4.49 | 36,948 |
| Multiple Choice General Knowledge #1 | 0 | - | 4.26 | 253,860 |
| Multiple Choice General Knowledge #3 | 0 | - | 4.28 | 57,595 |
| Multiple Choice General Knowledge #2 | 0 | - | 4.17 | 61,905 |
| Multiple Choice General Knowledge #4 | 0 | - | 4.29 | 53,600 |
| Best of Malkiboy's Multiple Choice General Knowledge | 0 | - | 4.70 | 21,919 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,050 |
| The Pluto Quiz | 0 | - | 4.61 | 9,805 |
| Citrus Fruits | 0 | - | 3.63 | 41,983 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,322 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,478 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,408 |
| Astronomy Decoder | 0 | - | 4.50 | 37,916 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,419 |
| The Mars Quiz | 0 | - | 4.55 | 18,603 |
| The Saturn Quiz | 0 | - | 4.54 | 11,529 |
| France Multiple Choice | 0 | - | 4.38 | 40,675 |
| Weather and Climate Multiple Choice | 0 | - | 4.33 | 11,093 |
| Japan True or False? | 0 | - | 4.78 | 56,912 |
| SAT Vocabulary Words Starting With B | 0 | - | 4.20 | 12,698 |
| SAT Vocabulary Words Starting With F | 0 | - | 4.39 | 15,141 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,416 |
| Germany True or False? | 0 | - | 4.61 | 48,646 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,492 |
| Italy True or False? | 0 | - | 4.42 | 47,307 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,307 |
| Head to Head - U.S. States | 0 | - | 4.48 | 21,742 |
| Old World... or New World? | 0 | - | 4.66 | 21,262 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,621 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 224,537 |
| Name the Constellations | 0 | - | 4.58 | 44,822 |
| Astronomy True or False | 0 | - | 4.39 | 36,342 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,238 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,583 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,183 |
| The U.S. Economy by Numbers | 0 | - | 3.96 | 11,706 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,315 |
| Multiple Choice Numbers #2 - U.S. Edition | 0 | - | 4.20 | 16,778 |
| Major League Baseball Multiple Choice | 0 | - | 3.46 | 7,486 |
| Greece True or False? | 0 | - | 4.44 | 29,080 |
| Spain True or False? | 0 | - | 4.58 | 30,555 |
| Major League Baseball True False | 0 | - | 4.13 | 8,576 |
| The Venus Quiz | 0 | - | 4.21 | 6,901 |
| NFL Football Multiple Choice | 0 | - | 3.84 | 19,181 |
| China True or False? | 0 | - | 4.34 | 29,262 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,457 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,699 |
| U.S. Multiple Choice General Knowledge #1 | 0 | - | 4.16 | 10,937 |
| U.S. Multiple Choice General Knowledge #2 | 0 | - | 4.27 | 15,391 |
| Football... or football? | 0 | - | 3.93 | 26,444 |
| Elements Named for Countries | 0 | - | 4.52 | 24,532 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,676 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,163 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,378 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,053 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.11 | 23,680 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,598 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,130 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,386 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,526 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,873 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,732 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,256 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,459 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,839 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,526 |
| Least-Forested Countries | 0 | - | 4.53 | 65,018 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,290 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,315 |
| Most Forested European Countries | 0 | - | 4.80 | 75,086 |
| Least Forested European Countries | 0 | - | 4.25 | 53,873 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,542 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,731 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,399 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,850 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,513 |
| Countries with Glaciers | 0 | - | 4.97 | 104,827 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,099 |
| Which One Doesn't Belong #1 | 0 | - | 4.24 | 87,394 |
| Which One Doesn't Belong #2 | 0 | - | 4.23 | 37,381 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,253 |
| California Multiple Choice | 0 | - | 4.40 | 28,063 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,492 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,639 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,869 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,572 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,424 |
