| International Scientific Units | 0 | - | 4.95 | 157,721 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,144 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,254,527 |
| Elements by Symbol | 0 | - | 4.92 | 198,156 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,253 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,554 |
| Noble Gases | 0 | - | 4.89 | 78,618 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,898 |
| Periodic Table Symbols | 0 | - | 4.97 | 73,096 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 82,133 |
| Name the Virus | 0 | - | 4.87 | 76,988 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,971 |
| Famous Scientists | 0 | - | 4.57 | 42,784 |
| Scientific Names | 0 | - | 4.32 | 78,649 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,181 |
| Elemental Words | 0 | - | 4.97 | 52,469 |
| Metals of Antiquity | 0 | - | 4.95 | 93,759 |
| Famous Effects | 0 | - | 4.62 | 12,732 |
| Click to Translate - Latin | 0 | - | 4.97 | 44,633 |
| Famous Painting to Artist Click Quiz | 0 | - | 4.93 | 44,117 |
| Click Chain #1 | 0 | - | 4.97 | 109,953 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,851 |
| Animals - Taxonomy to Common Name | 0 | - | 4.81 | 28,402 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,065 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,476 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,716 |
| Body Part Cliches | 0 | - | 4.44 | 123,609 |
| Bones of the Human Body | 0 | - | 4.51 | 43,315 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,737 |
| Click the Correct Continent | 0 | - | 4.44 | 102,006 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,143 |
| Random Symbol to Element | 0 | - | 4.88 | 93,578 |
| Astronomy Quiz | 0 | - | 4.90 | 83,028 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,057 |
| Solar System Trivia | 0 | - | 4.93 | 46,971 |
| Click the Planet | 0 | - | 4.96 | 91,953 |
| Movie Picture Click - Steven Spielberg | 0 | - | 4.94 | 53,943 |
| A Quiz About Diamonds | 0 | - | 4.60 | 11,627 |
| Periodic Table Elements by Clue #2 | 0 | - | 4.46 | 12,276 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,709 |
| Science Multiple Choice #3 | 0 | - | 4.39 | 34,771 |
| Environmental Issues | 0 | - | 4.54 | 26,885 |
| Movie Ratings Click Quiz #1 | 0 | - | 4.56 | 28,326 |
| Name a Valid Answer - Science | 0 | - | 4.79 | 41,265 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,403 |
| Science General Knowledge #1 | 0 | - | 4.54 | 167,022 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,488 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,394 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,865 |
| Word Chain - Science | 0 | - | 4.59 | 55,068 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,875 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,293 |
| Click the Chemical Element | 0 | - | 4.96 | 81,025 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,778 |
| Correctly Spelled or Not? Click Quiz #1 | 0 | - | 4.57 | 50,009 |
| Click Chain #2 | 0 | - | 4.56 | 66,285 |
| Movie Decades Click Quiz #1 | 0 | - | 4.78 | 48,886 |
| Click the Correct John | 0 | - | 4.56 | 34,410 |
| The Logical Elimination Click Quiz | 0 | - | 4.70 | 74,643 |
| Word Addition Click Quiz #2 | 0 | - | 4.53 | 35,210 |
| Word Addition Click Quiz #3 | 0 | - | 4.58 | 37,582 |
| Click the Synonym | 0 | - | 4.55 | 42,875 |
| Click Chain #3 | 0 | - | 4.43 | 52,471 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,100 |
| The Sun Quiz | 0 | - | 4.93 | 34,948 |
| First Names of Scientists | 0 | - | 4.51 | 57,120 |
| Groups of Two - Science | 0 | - | 4.26 | 48,420 |
| Science Vocabulary #1 | 0 | - | 4.34 | 72,081 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,146 |
| Science Decoder | 0 | - | 4.52 | 28,830 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,449 |
| Science True or False | 0 | - | 4.35 | 40,442 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,151 |
| Elements by Picture | 0 | - | 4.27 | 70,188 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,262 |
| Name a Valid Element | 0 | - | 4.67 | 70,293 |
| Medical Acronyms | 0 | - | 4.43 | 97,120 |
| Medical Vocabulary | 0 | - | 4.54 | 59,371 |
| Correctly Spelled or Not? Click Quiz #2 | 0 | - | 4.35 | 44,807 |
| Movie Decades Click Quiz #3 | 0 | - | 4.68 | 27,236 |
| Click the Correct Michael | 0 | - | 4.59 | 28,760 |
| Logical Elimination Click Quiz: Numbers | 0 | - | 4.22 | 72,454 |
| Birthstones by Month | 0 | - | 4.43 | 86,086 |
| Citrus Fruits | 0 | - | 3.66 | 42,125 |
| "Ologies" Quiz | 0 | - | 4.34 | 97,433 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,425 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,947 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,922 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,287 |
| Element... or Pokémon? | 0 | - | 4.98 | 132,558 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,527 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,201 |
| Body Part Words | 0 | - | 4.43 | 146,264 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,920 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 176,889 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,815 |
| Human Body A-Z | 0 | - | 4.51 | 129,511 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,440 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 119,724 |
| Most Common Body Part Words | 0 | - | 3.90 | 31,776 |
| Medical Specialties | 0 | - | 4.32 | 91,980 |
| The Diseases They Had | 0 | - | 4.15 | 14,048 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,114 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,913 |
| Movie Decades Click Quiz #4 | 0 | - | 4.39 | 23,473 |
| The Pluto Quiz | 0 | - | 4.61 | 9,897 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,653 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.77 | 70,882 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,959 |
| Astronomy Decoder | 0 | - | 4.48 | 38,157 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,491 |
| The Mars Quiz | 0 | - | 4.55 | 18,698 |
| The Saturn Quiz | 0 | - | 4.54 | 11,579 |
| Planets - Multiple Choice | 0 | - | 4.39 | 53,752 |
| Dumb it Down Doc | 0 | - | 4.13 | 65,101 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,020 |
| Name the Constellations | 0 | - | 4.58 | 45,202 |
| Astronomy True or False | 0 | - | 4.39 | 36,564 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,205 |
| Body Parts - No Vowels | 0 | - | 4.13 | 25,504 |
| The Venus Quiz | 0 | - | 4.21 | 6,937 |
| U.S. States with Glaciers | 0 | - | 4.61 | 25,452 |
| Largest Countries Without Glaciers | 0 | - | 4.92 | 35,584 |
| Elements Named for Countries | 0 | - | 4.52 | 24,894 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,747 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,789 |
| The Voyage of Darwin - Animated Map Quiz | 0 | - | 4.99 | 14,565 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,508 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,473 |
| U.S. States with the Most Drug Overdose Deaths | 0 | - | 4.10 | 26,746 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,802 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,180 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,847 |
| Countries with the Most Mangroves | 0 | - | 4.54 | 34,701 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,112 |
| Top 10 U.S. States by Solar Power | 0 | - | 4.25 | 25,889 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,745 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,819 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,824 |
| Top 10 Most-Forested U.S. States | 0 | - | 4.37 | 45,728 |
| Least-Forested Countries | 0 | - | 4.53 | 65,349 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,570 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,639 |
| Most Forested European Countries | 0 | - | 4.80 | 75,546 |
| Least Forested European Countries | 0 | - | 4.25 | 54,128 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,856 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,906 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,630 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,261 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,741 |
| Countries with Glaciers | 0 | - | 4.97 | 105,677 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,181 |
| To, Two, Too – Click Quiz | 0 | - | 4.54 | 40,657 |
| Color in the Answer - Click Quiz | 0 | - | 4.84 | 62,429 |
| The Beatles Picture Click Quiz | 0 | - | 4.84 | 37,982 |
| Disney Movie Images - Click Quiz #1 | 0 | - | 4.84 | 120,364 |
| Lie to Win - Click Quiz #2 | 0 | - | 4.74 | 90,373 |
| Disney Movie Images - Click Quiz #2 | 0 | - | 4.62 | 61,931 |
| Click to Complete the Song Title - Animals #1 | 0 | - | 4.46 | 37,085 |
| Where Does It Grow? Click Quiz #1 | 0 | - | 4.77 | 58,637 |
| Movie Ratings Click Quiz #2 | 0 | - | 4.56 | 16,384 |
| Where Does It Grow? Click Quiz #2 | 0 | - | 4.77 | 29,232 |
| Birth States of U.S. Presidents - Click Quiz | 0 | - | 4.66 | 33,701 |
| Cars by Country | 0 | - | 4.91 | 94,220 |
| Click the Color, Not the Word | 0 | - | 4.70 | 78,829 |
| Click Timeline: Famous Buildings | 0 | - | 4.96 | 62,602 |
| Click Timeline: Famous U.S. Buildings | 0 | - | 4.60 | 30,437 |
| Click Timeline: Countries Independence | 0 | - | 4.92 | 62,557 |
| Click Timeline: Fictional Characters #1 | 0 | - | 4.98 | 83,377 |
| Click Timeline: Harry Potter and the Wizarding World | 0 | - | 4.37 | 52,325 |
| Click Timeline: Star Wars Movies | 0 | - | 4.93 | 92,899 |
| Movie Picture Click - James Bond | 0 | - | 4.68 | 23,054 |
| Pixar Movie Images - Click Quiz | 0 | - | 4.77 | 71,109 |
| Click Quiz: Roman to Greek Gods | 0 | - | 4.89 | 47,841 |
| Click the Month | 0 | - | 4.35 | 26,165 |
| Click to Assemble Country Flags #1 | 0 | - | 4.99 | 57,369 |
| Millions, Billions or Trillions? | 0 | - | 4.52 | 40,669 |
| Click to Assemble Country Flags #2 | 0 | - | 4.89 | 43,891 |
| Logical Elimination Click Quiz: Countries #1 | 0 | - | 3.82 | 66,342 |
| Logical Elimination Click Quiz: Countries #2 | 0 | - | 4.11 | 53,358 |
| Word Addition Click Quiz #1 | 0 | - | 4.73 | 49,969 |
| Click the Disney Film by Song #1 | 0 | - | 4.59 | 65,651 |
| Click the Movie Title Ending #1 | 0 | - | 4.96 | 128,200 |
| Click the Movie Title Ending #2 | 0 | - | 4.77 | 90,321 |
| Click the Movie Title Ending #3 | 0 | - | 4.89 | 73,195 |
| Click the Movie Title Ending #4 | 0 | - | 4.66 | 57,534 |
| Click the Movie Title Ending #5 | 0 | - | 4.87 | 37,014 |
| Country to Population Click Quiz | 0 | - | 4.98 | 44,340 |
| Tourist Towns by U.S. State | 0 | - | 4.32 | 24,341 |
| Click to Translate - French | 0 | - | 4.93 | 93,039 |
| Click to Translate - German | 0 | - | 4.83 | 70,668 |
| Click to Translate - Dutch | 0 | - | 4.73 | 36,000 |
| Click to Translate - Italian | 0 | - | 4.89 | 54,212 |
| Click to Translate - Spanish | 0 | - | 4.90 | 95,935 |
| Click the 2022 World Cup Quarterfinalist | 0 | - | 4.24 | 40,657 |
| Click the Disney Film by Song #2 | 0 | - | 4.48 | 35,835 |
| Who's That Dictator - Click Quiz | 0 | - | 4.22 | 39,396 |
| Lie to Win - Click Quiz #1 | 0 | - | 4.93 | 115,824 |
| Click Fast to Save the USA | 0 | - | 3.58 | 99,645 |
| Click the Compass #1 | 0 | - | 4.95 | 58,644 |
