| Name the Virus | 0 | - | 4.87 | 76,682 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,085 |
| International Scientific Units | 0 | - | 4.95 | 156,586 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,689 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,238,376 |
| Elements by Symbol | 0 | - | 4.92 | 196,908 |
| Speed Symbol by Element | 0 | - | 4.91 | 104,516 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,136 |
| Noble Gases | 0 | - | 4.89 | 78,061 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,496 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,985 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,535 |
| Medical Vocabulary | 0 | - | 4.54 | 59,037 |
| Major Taxonomic Ranks | 0 | - | 4.56 | 80,434 |
| Famous Scientists | 0 | - | 4.57 | 42,612 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.69 | 57,617 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,903 |
| Elemental Words | 0 | - | 4.96 | 52,232 |
| Metals of Antiquity | 0 | - | 4.95 | 93,342 |
| Medical Specialties | 0 | - | 4.32 | 91,703 |
| The Diseases They Had | 0 | - | 4.15 | 13,991 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,765 |
| What Do These Two Countries Have in Common? | 0 | - | 4.98 | 71,957 |
| What Am I Talking About? #1 | 0 | - | 4.85 | 53,535 |
| Country Confusion | 0 | - | 4.98 | 62,200 |
| Scientific Names | 0 | - | 4.32 | 78,388 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,941 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,474 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,988 |
| Random Symbol to Element | 0 | - | 4.88 | 92,950 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 188,536 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,447 |
| Astronomy Quiz | 0 | - | 4.90 | 82,436 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,975 |
| Solar System Trivia | 0 | - | 4.93 | 46,525 |
| Body Part Cliches | 0 | - | 4.43 | 123,265 |
| Bones of the Human Body | 0 | - | 4.52 | 42,163 |
| Has Anyone Ever Done It #1 | 0 | - | 4.81 | 55,196 |
| What's Bigger? #1 | 0 | - | 4.87 | 149,936 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,109 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,301 |
| Australia True or False | 0 | - | 4.87 | 56,791 |
| Head to Head - Countries #1 | 0 | - | 4.99 | 131,386 |
| Head to Head - Countries #2 | 0 | - | 4.96 | 93,310 |
| Head to Head - Animals | 0 | - | 4.88 | 69,369 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,258 |
| Science General Knowledge #1 | 0 | - | 4.54 | 165,713 |
| Science General Knowledge #2 | 0 | - | 4.48 | 118,607 |
| Science General Knowledge #3 | 0 | - | 4.56 | 108,126 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,577 |
| Word Chain - Science | 0 | - | 4.59 | 54,836 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,525 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,570 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 151,703 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,096,132 |
| Environmental Issues | 0 | - | 4.54 | 26,816 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 40,811 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,514 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,143 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,877 |
| The Sun Quiz | 0 | - | 4.93 | 34,557 |
| First Names of Scientists | 0 | - | 4.50 | 56,753 |
| Groups of Two - Science | 0 | - | 4.26 | 48,288 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,749 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,915 |
| Science Decoder | 0 | - | 4.52 | 28,744 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,289 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,246 |
| Science True or False | 0 | - | 4.35 | 40,256 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,986 |
| Elements by Picture | 0 | - | 4.27 | 69,864 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 102,767 |
| Name a Valid Element | 0 | - | 4.64 | 69,957 |
| Medical Acronyms | 0 | - | 4.43 | 96,756 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 44,033 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,413 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 47,148 |
| Multiple Choice General Knowledge #6 | 0 | - | 4.54 | 29,789 |
| SAT Vocabulary Words Starting With A | 0 | - | 4.42 | 22,749 |
| SAT Vocabulary Words Starting With D | 0 | - | 4.55 | 20,167 |
| SAT Vocabulary Words Starting With C | 0 | - | 4.51 | 19,316 |
| SAT Vocabulary Words Starting With E | 0 | - | 4.53 | 20,103 |
| 5, 6, 7, or 8? | 0 | - | 4.45 | 33,329 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,390 |
| Has Anyone Ever Done It #3 | 0 | - | 4.56 | 51,149 |
| Has Anyone Ever Done It #2 | 0 | - | 4.46 | 47,073 |
| Does it Exist? | 0 | - | 4.54 | 61,189 |
| Multiple Choice General Knowledge #5 | 0 | - | 4.55 | 42,671 |
| Multiple Choice General Knowledge #7 | 0 | - | 4.42 | 41,341 |
| SAT Vocabulary Words Starting With I | 0 | - | 4.66 | 16,021 |
| Birthstones by Month | 0 | - | 4.42 | 80,627 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,633 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,372 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,659 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,807 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,183 |
| Element... or Pokémon? | 0 | - | 4.98 | 131,456 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 28,211 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,697 |
| Body Part Words | 0 | - | 4.43 | 145,889 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,794 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,241 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,525 |
| Human Body A-Z | 0 | - | 4.51 | 129,078 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,096 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,140 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,214 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,671 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,457 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,655 |
| 1, 2, 3, or 4? | 0 | - | 4.28 | 70,006 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,445 |
| General Knowledge True False #2 | 0 | - | 4.44 | 36,839 |
| General Knowledge True False #3 | 0 | - | 4.49 | 37,058 |
| Multiple Choice General Knowledge #1 | 0 | - | 4.26 | 254,423 |
| Multiple Choice General Knowledge #3 | 0 | - | 4.28 | 57,742 |
| Multiple Choice General Knowledge #2 | 0 | - | 4.18 | 62,063 |
| Multiple Choice General Knowledge #4 | 0 | - | 4.29 | 53,734 |
| Best of Malkiboy's Multiple Choice General Knowledge | 0 | - | 4.70 | 21,929 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,248 |
| The Pluto Quiz | 0 | - | 4.61 | 9,831 |
| Citrus Fruits | 0 | - | 3.63 | 42,055 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,431 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,635 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,612 |
| Astronomy Decoder | 0 | - | 4.49 | 38,015 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,444 |
| The Mars Quiz | 0 | - | 4.55 | 18,642 |
| The Saturn Quiz | 0 | - | 4.54 | 11,545 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,630 |
| France Multiple Choice | 0 | - | 4.39 | 40,717 |
| Weather and Climate Multiple Choice | 0 | - | 4.33 | 11,112 |
| Japan True or False? | 0 | - | 4.78 | 57,061 |
| SAT Vocabulary Words Starting With B | 0 | - | 4.20 | 12,714 |
| SAT Vocabulary Words Starting With F | 0 | - | 4.39 | 15,170 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,446 |
| Germany True or False? | 0 | - | 4.61 | 48,748 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,596 |
| Italy True or False? | 0 | - | 4.42 | 47,393 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,352 |
| Head to Head - U.S. States | 0 | - | 4.48 | 21,815 |
| Old World... or New World? | 0 | - | 4.66 | 21,313 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,672 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,353 |
| Name the Constellations | 0 | - | 4.58 | 44,919 |
| Astronomy True or False | 0 | - | 4.39 | 36,423 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,575 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,292 |
| The U.S. Economy by Numbers | 0 | - | 3.96 | 11,720 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,375 |
| Multiple Choice Numbers #2 - U.S. Edition | 0 | - | 4.14 | 16,797 |
| Major League Baseball Multiple Choice | 0 | - | 3.46 | 7,511 |
| Greece True or False? | 0 | - | 4.44 | 29,150 |
| Spain True or False? | 0 | - | 4.58 | 30,611 |
| Major League Baseball True False | 0 | - | 4.13 | 8,597 |
| The Venus Quiz | 0 | - | 4.21 | 6,915 |
| NFL Football Multiple Choice | 0 | - | 3.84 | 19,234 |
| China True or False? | 0 | - | 4.34 | 29,327 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,624 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,758 |
| U.S. Multiple Choice General Knowledge #1 | 0 | - | 4.16 | 10,946 |
| U.S. Multiple Choice General Knowledge #2 | 0 | - | 4.27 | 15,417 |
| Football... or football? | 0 | - | 3.93 | 26,515 |
| Elements Named for Countries | 0 | - | 4.52 | 24,650 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,697 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,381 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,421 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,219 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,174 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,689 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,145 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,577 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,595 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,954 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,794 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,422 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,602 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,447 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,604 |
| Least-Forested Countries | 0 | - | 4.53 | 65,153 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,387 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,430 |
| Most Forested European Countries | 0 | - | 4.80 | 75,258 |
| Least Forested European Countries | 0 | - | 4.25 | 53,978 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,658 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,786 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,486 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,000 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,608 |
| Countries with Glaciers | 0 | - | 4.97 | 105,338 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,137 |
| Which One Doesn't Belong #1 | 0 | - | 4.24 | 87,489 |
| Which One Doesn't Belong #2 | 0 | - | 4.23 | 37,434 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,331 |
| California Multiple Choice | 0 | - | 4.40 | 28,090 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,674 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,693 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,899 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,595 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,463 |
