| Name the Virus | 0 | - | 4.87 | 76,894 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,347 |
| International Scientific Units | 0 | - | 4.95 | 157,412 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,016 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,249,556 |
| Elements by Symbol | 0 | - | 4.92 | 197,748 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,007 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,424 |
| Noble Gases | 0 | - | 4.89 | 78,457 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,760 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,750 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,961 |
| Medical Vocabulary | 0 | - | 4.54 | 59,237 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,824 |
| Famous Scientists | 0 | - | 4.57 | 42,730 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 57,978 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,091 |
| Elemental Words | 0 | - | 4.96 | 52,395 |
| Metals of Antiquity | 0 | - | 4.95 | 93,623 |
| Medical Specialties | 0 | - | 4.32 | 91,891 |
| The Diseases They Had | 0 | - | 4.15 | 14,031 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,876 |
| What Do These Two Countries Have in Common? | 0 | - | 4.98 | 72,236 |
| What Am I Talking About? #1 | 0 | - | 4.85 | 54,330 |
| Country Confusion | 0 | - | 4.98 | 62,491 |
| Scientific Names | 0 | - | 4.32 | 78,574 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,030 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,734 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,040 |
| Random Symbol to Element | 0 | - | 4.88 | 93,278 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,138 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,634 |
| Astronomy Quiz | 0 | - | 4.90 | 82,859 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,737 |
| Solar System Trivia | 0 | - | 4.93 | 46,838 |
| Body Part Cliches | 0 | - | 4.44 | 123,558 |
| Bones of the Human Body | 0 | - | 4.51 | 43,080 |
| Has Anyone Ever Done It #1 | 0 | - | 4.81 | 55,416 |
| What's Bigger? #1 | 0 | - | 4.87 | 150,710 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,132 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,490 |
| Australia True or False | 0 | - | 4.87 | 56,961 |
| Head to Head - Countries #1 | 0 | - | 4.99 | 131,873 |
| Head to Head - Countries #2 | 0 | - | 4.96 | 93,716 |
| Head to Head - Animals | 0 | - | 4.88 | 69,726 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 41,115 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,376 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,405 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,055 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,088 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,774 |
| Word Chain - Science | 0 | - | 4.59 | 54,994 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,656 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,702 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,137 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,359 |
| Environmental Issues | 0 | - | 4.54 | 26,868 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 40,941 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,618 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,248 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,027 |
| The Sun Quiz | 0 | - | 4.93 | 34,806 |
| First Names of Scientists | 0 | - | 4.51 | 57,014 |
| Groups of Two - Science | 0 | - | 4.26 | 48,376 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,983 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,081 |
| Science Decoder | 0 | - | 4.52 | 28,801 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,393 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,348 |
| Science True or False | 0 | - | 4.35 | 40,382 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,109 |
| Elements by Picture | 0 | - | 4.27 | 70,096 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,118 |
| Name a Valid Element | 0 | - | 4.67 | 70,190 |
| Medical Acronyms | 0 | - | 4.43 | 96,996 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 44,197 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,597 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 47,367 |
| Multiple Choice General Knowledge #6 | 0 | - | 4.54 | 29,943 |
| SAT Vocabulary Words Starting With A | 0 | - | 4.43 | 22,800 |
| SAT Vocabulary Words Starting With D | 0 | - | 4.55 | 20,229 |
| SAT Vocabulary Words Starting With C | 0 | - | 4.51 | 19,363 |
| SAT Vocabulary Words Starting With E | 0 | - | 4.53 | 20,167 |
| 5, 6, 7, or 8? | 0 | - | 4.45 | 33,480 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,622 |
| Has Anyone Ever Done It #3 | 0 | - | 4.56 | 51,358 |
| Has Anyone Ever Done It #2 | 0 | - | 4.46 | 47,224 |
| Does it Exist? | 0 | - | 4.54 | 61,531 |
| Multiple Choice General Knowledge #5 | 0 | - | 4.55 | 42,891 |
| Multiple Choice General Knowledge #7 | 0 | - | 4.42 | 41,542 |
| SAT Vocabulary Words Starting With I | 0 | - | 4.66 | 16,185 |
| Birthstones by Month | 0 | - | 4.42 | 80,780 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,338 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,412 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,878 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,888 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,237 |
| Element... or Pokémon? | 0 | - | 4.98 | 132,210 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,446 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,041 |
| Body Part Words | 0 | - | 4.43 | 146,155 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,884 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,772 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,753 |
| Human Body A-Z | 0 | - | 4.51 | 129,393 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,353 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,558 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,460 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,985 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,718 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,742 |
| 1, 2, 3, or 4? | 0 | - | 4.26 | 70,200 |
| General Knowledge True False #1 | 0 | - | 4.58 | 55,605 |
| General Knowledge True False #2 | 0 | - | 4.44 | 36,905 |
| General Knowledge True False #3 | 0 | - | 4.49 | 37,184 |
| Multiple Choice General Knowledge #1 | 0 | - | 4.26 | 255,191 |
| Multiple Choice General Knowledge #3 | 0 | - | 4.28 | 57,945 |
| Multiple Choice General Knowledge #2 | 0 | - | 4.18 | 62,276 |
| Multiple Choice General Knowledge #4 | 0 | - | 4.29 | 53,890 |
| Best of Malkiboy's Multiple Choice General Knowledge | 0 | - | 4.70 | 21,950 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,478 |
| The Pluto Quiz | 0 | - | 4.61 | 9,885 |
| Citrus Fruits | 0 | - | 3.63 | 42,100 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,581 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,806 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,836 |
| Astronomy Decoder | 0 | - | 4.49 | 38,115 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,479 |
| The Mars Quiz | 0 | - | 4.55 | 18,686 |
| The Saturn Quiz | 0 | - | 4.54 | 11,570 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,742 |
| France Multiple Choice | 0 | - | 4.39 | 40,774 |
| Weather and Climate Multiple Choice | 0 | - | 4.33 | 11,139 |
| Japan True or False? | 0 | - | 4.78 | 57,243 |
| SAT Vocabulary Words Starting With B | 0 | - | 4.20 | 12,751 |
| SAT Vocabulary Words Starting With F | 0 | - | 4.39 | 15,215 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,482 |
| Germany True or False? | 0 | - | 4.61 | 48,899 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,698 |
| Italy True or False? | 0 | - | 4.42 | 47,492 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,428 |
| Head to Head - U.S. States | 0 | - | 4.48 | 21,877 |
| Old World... or New World? | 0 | - | 4.66 | 21,381 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,744 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 226,420 |
| Name the Constellations | 0 | - | 4.58 | 45,076 |
| Astronomy True or False | 0 | - | 4.39 | 36,533 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 215,995 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,442 |
| The U.S. Economy by Numbers | 0 | - | 3.96 | 11,730 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,427 |
| Multiple Choice Numbers #2 - U.S. Edition | 0 | - | 4.14 | 16,818 |
| Major League Baseball Multiple Choice | 0 | - | 3.46 | 7,540 |
| Greece True or False? | 0 | - | 4.44 | 29,225 |
| Spain True or False? | 0 | - | 4.58 | 30,687 |
| Major League Baseball True False | 0 | - | 4.13 | 8,618 |
| The Venus Quiz | 0 | - | 4.21 | 6,934 |
| NFL Football Multiple Choice | 0 | - | 3.87 | 19,296 |
| China True or False? | 0 | - | 4.34 | 29,426 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,820 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,824 |
| U.S. Multiple Choice General Knowledge #1 | 0 | - | 4.16 | 10,956 |
| U.S. Multiple Choice General Knowledge #2 | 0 | - | 4.27 | 15,460 |
| Football... or football? | 0 | - | 3.93 | 26,601 |
| Elements Named for Countries | 0 | - | 4.53 | 24,819 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,738 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,679 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,482 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,389 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.09 | 26,608 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,771 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,169 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,764 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,665 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,055 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,855 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,644 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,752 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,700 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,697 |
| Least-Forested Countries | 0 | - | 4.53 | 65,294 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,522 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,570 |
| Most Forested European Countries | 0 | - | 4.80 | 75,469 |
| Least Forested European Countries | 0 | - | 4.25 | 54,085 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,799 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,864 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,571 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,192 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,697 |
| Countries with Glaciers | 0 | - | 4.96 | 105,571 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,165 |
| Which One Doesn't Belong #1 | 0 | - | 4.24 | 87,630 |
| Which One Doesn't Belong #2 | 0 | - | 4.23 | 37,507 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,402 |
| California Multiple Choice | 0 | - | 4.40 | 28,126 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,312 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,734 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,931 |
| Events by U.S. State #2 | 0 | - | 4.27 | 18,625 |
