| International Scientific Units | 0 | - | 4.95 | 155,618 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,334 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,224,100 |
| Elements by Symbol | 0 | - | 4.92 | 195,815 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,807 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,566 |
| Noble Gases | 0 | - | 4.89 | 77,564 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,140 |
| Periodic Table Symbols | 0 | - | 4.97 | 71,142 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,020 |
| Name the Virus | 0 | - | 4.86 | 76,370 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,938 |
| Famous Scientists | 0 | - | 4.57 | 42,494 |
| Scientific Names | 0 | - | 4.32 | 78,214 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,655 |
| Elemental Words | 0 | - | 4.96 | 52,042 |
| Metals of Antiquity | 0 | - | 4.94 | 92,995 |
| Famous Effects | 0 | - | 4.62 | 12,174 |
| Click to Translate - Latin | 0 | - | 4.97 | 43,319 |
| Famous Painting to Artist Click Quiz | 0 | - | 4.93 | 43,009 |
| Click Chain #1 | 0 | - | 4.97 | 107,620 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,121 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,924 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,555 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,245 |
| Body Part Cliches | 0 | - | 4.43 | 123,127 |
| Bones of the Human Body | 0 | - | 4.52 | 40,423 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,327 |
| Click the Correct Continent | 0 | - | 4.43 | 100,772 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,075 |
| Random Symbol to Element | 0 | - | 4.88 | 92,344 |
| Astronomy Quiz | 0 | - | 4.90 | 81,873 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,968 |
| Solar System Trivia | 0 | - | 4.93 | 46,145 |
| Click the Planet | 0 | - | 4.96 | 90,401 |
| Movie Picture Click - Steven Spielberg | 0 | - | 4.94 | 52,297 |
| A Quiz About Diamonds | 0 | - | 4.60 | 11,434 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.52 | 12,032 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,373 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,423 |
| Environmental Issues | 0 | - | 4.54 | 26,744 |
| Movie Ratings Click Quiz #1 | 0 | - | 4.55 | 27,824 |
| Name a Valid Answer - Science | 0 | - | 4.78 | 40,203 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,162 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,801 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,047 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,541 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,326 |
| Word Chain - Science | 0 | - | 4.59 | 54,450 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,436 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,937 |
| Click the Chemical Element | 0 | - | 4.96 | 79,437 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,091,786 |
| Click the Correct John | 0 | - | 4.55 | 32,176 |
| The Logical Elimination Click Quiz | 0 | - | 4.69 | 72,640 |
| Word Addition Click Quiz #2 | 0 | - | 4.52 | 34,710 |
| Word Addition Click Quiz #3 | 0 | - | 4.58 | 37,063 |
| Click the Synonym | 0 | - | 4.55 | 42,334 |
| Click Chain #3 | 0 | - | 4.42 | 50,999 |
| Correctly Spelled or Not? Click Quiz #1 | 0 | - | 4.56 | 48,922 |
| Click Chain #2 | 0 | - | 4.56 | 64,853 |
| Movie Decades Click Quiz #1 | 0 | - | 4.78 | 48,069 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,696 |
| The Sun Quiz | 0 | - | 4.93 | 34,193 |
| First Names of Scientists | 0 | - | 4.50 | 56,532 |
| Groups of Two - Science | 0 | - | 4.26 | 48,164 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,464 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,711 |
| Science Decoder | 0 | - | 4.52 | 28,664 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,183 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,131 |
| Science True or False | 0 | - | 4.35 | 40,027 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,848 |
| Elements by Picture | 0 | - | 4.28 | 69,621 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,303 |
| Name a Valid Element | 0 | - | 4.64 | 69,652 |
| Medical Acronyms | 0 | - | 4.43 | 96,355 |
| Medical Vocabulary | 0 | - | 4.54 | 58,702 |
| Click the Correct Michael | 0 | - | 4.58 | 26,682 |
| Logical Elimination Click Quiz: Numbers | 0 | - | 4.25 | 70,504 |
| Correctly Spelled or Not? Click Quiz #2 | 0 | - | 4.34 | 43,897 |
| Movie Decades Click Quiz #3 | 0 | - | 4.68 | 26,736 |
| Birthstones by Month | 0 | - | 4.41 | 80,517 |
| Citrus Fruits | 0 | - | 3.63 | 41,971 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,435 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,324 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,381 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,713 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,109 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,453 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,858 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,291 |
| Planets - Multiple Choice | 0 | - | 4.41 | 53,223 |
| Body Part Words | 0 | - | 4.43 | 145,363 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,700 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,910 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,337 |
| Human Body A-Z | 0 | - | 4.51 | 128,651 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,835 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,620 |
| Medical Specialties | 0 | - | 4.29 | 91,026 |
| The Diseases They Had | 0 | - | 4.15 | 13,916 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.67 | 54,291 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,668 |
| Movie Decades Click Quiz #4 | 0 | - | 4.39 | 23,086 |
| The Pluto Quiz | 0 | - | 4.61 | 9,792 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,243 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,358 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,301 |
| Astronomy Decoder | 0 | - | 4.50 | 37,877 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,401 |
| The Mars Quiz | 0 | - | 4.55 | 18,587 |
| The Saturn Quiz | 0 | - | 4.54 | 11,513 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,752 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 223,973 |
| Name the Constellations | 0 | - | 4.58 | 44,722 |
| Astronomy True or False | 0 | - | 4.39 | 36,297 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,029 |
| Most Common Body Part Words | 0 | - | 3.88 | 31,554 |
| Body Parts - No Vowels | 0 | - | 4.15 | 25,126 |
| The Venus Quiz | 0 | - | 4.21 | 6,895 |
| U.S. States with Glaciers | 0 | - | 4.61 | 25,067 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 35,100 |
| Elements Named for Countries | 0 | - | 4.52 | 24,451 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,656 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,062 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,383 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,342 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 44,951 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.12 | 22,783 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,563 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,118 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,298 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,487 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,811 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.24 | 25,700 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,150 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,404 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,715 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,478 |
| Least-Forested Countries | 0 | - | 4.53 | 64,946 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,229 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,231 |
| Most Forested European Countries | 0 | - | 4.80 | 74,979 |
| Least Forested European Countries | 0 | - | 4.25 | 53,820 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,477 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,705 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,352 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,775 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,468 |
| Countries with Glaciers | 0 | - | 4.97 | 104,736 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,084 |
| Logical Elimination Click Quiz: Countries #1 | 0 | - | 3.83 | 65,043 |
| Logical Elimination Click Quiz: Countries #2 | 0 | - | 4.10 | 52,109 |
| Word Addition Click Quiz #1 | 0 | - | 4.70 | 49,213 |
| Click the Disney Film by Song #1 | 0 | - | 4.61 | 64,377 |
| Click the Movie Title Ending #1 | 0 | - | 4.96 | 125,843 |
| Click the Movie Title Ending #2 | 0 | - | 4.75 | 88,786 |
| Click the Movie Title Ending #3 | 0 | - | 4.89 | 71,741 |
| Click the Movie Title Ending #4 | 0 | - | 4.65 | 56,360 |
| Click the Movie Title Ending #5 | 0 | - | 4.86 | 35,643 |
| Country to Population Click Quiz | 0 | - | 4.98 | 43,123 |
| Tourist Towns by U.S. State | 0 | - | 4.32 | 24,007 |
| Click to Translate - French | 0 | - | 4.93 | 91,341 |
| Click to Translate - German | 0 | - | 4.83 | 69,354 |
| Click to Translate - Dutch | 0 | - | 4.73 | 35,259 |
| Click to Translate - Italian | 0 | - | 4.89 | 52,971 |
| Click to Translate - Spanish | 0 | - | 4.90 | 94,115 |
| Click the 2022 World Cup Quarterfinalist | 0 | - | 4.24 | 40,081 |
| Click the Disney Film by Song #2 | 0 | - | 4.46 | 35,112 |
| Who's That Dictator - Click Quiz | 0 | - | 4.22 | 38,758 |
| Lie to Win - Click Quiz #1 | 0 | - | 4.93 | 114,141 |
| Click Fast to Save the USA | 0 | - | 3.58 | 98,135 |
| To, Two, Too – Click Quiz | 0 | - | 4.53 | 39,854 |
| Color in the Answer - Click Quiz | 0 | - | 4.83 | 60,595 |
| Click the Compass #1 | 0 | - | 4.95 | 57,511 |
| The Beatles Picture Click Quiz | 0 | - | 4.84 | 36,834 |
| Disney Movie Images - Click Quiz #1 | 0 | - | 4.84 | 115,825 |
| Lie to Win - Click Quiz #2 | 0 | - | 4.73 | 89,013 |
| Disney Movie Images - Click Quiz #2 | 0 | - | 4.62 | 59,860 |
| Click to Complete the Song Title - Animals #1 | 0 | - | 4.46 | 36,164 |
| Where Does It Grow? Click Quiz #1 | 0 | - | 4.79 | 57,722 |
| Movie Ratings Click Quiz #2 | 0 | - | 4.54 | 15,946 |
| Where Does It Grow? Click Quiz #2 | 0 | - | 4.75 | 28,685 |
| Birth States of U.S. Presidents - Click Quiz | 0 | - | 4.65 | 33,347 |
| Cars by Country | 0 | - | 4.91 | 91,746 |
| Click the Color, Not the Word | 0 | - | 4.69 | 77,049 |
| Click Timeline: Famous Buildings | 0 | - | 4.95 | 61,327 |
| Click Timeline: Famous U.S. Buildings | 0 | - | 4.60 | 30,072 |
| Click Timeline: Countries Independence | 0 | - | 4.91 | 61,444 |
| Click Timeline: Fictional Characters #1 | 0 | - | 4.97 | 82,232 |
| Click Timeline: Harry Potter and the Wizarding World | 0 | - | 4.37 | 51,277 |
| Click Timeline: Star Wars Movies | 0 | - | 4.92 | 90,107 |
| Movie Picture Click - James Bond | 0 | - | 4.68 | 22,591 |
| Pixar Movie Images - Click Quiz | 0 | - | 4.75 | 68,855 |
| Click Quiz: Roman to Greek Gods | 0 | - | 4.90 | 46,512 |
| Click the Month | 0 | - | 4.34 | 25,739 |
| Click to Assemble Country Flags #1 | 0 | - | 4.99 | 55,383 |
| Millions, Billions or Trillions? | 0 | - | 4.52 | 39,919 |
| Click to Assemble Country Flags #2 | 0 | - | 4.87 | 42,046 |
