| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,444 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,033 |
| Astronomy Decoder | 0 | - | 4.48 | 38,121 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,055 |
| Random Symbol to Element | 0 | - | 4.88 | 93,350 |
| Astronomy Quiz | 0 | - | 4.90 | 82,871 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,753 |
| Solar System Trivia | 0 | - | 4.93 | 46,846 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,690 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,843 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,900 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,000 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,201 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 340,726 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,282 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,185 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,798 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,704 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,710 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,376 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,486 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,083 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,808 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,771 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,391 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,643 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,138 |
| International Scientific Units | 0 | - | 4.95 | 157,429 |
| First Names of Scientists | 0 | - | 4.51 | 57,016 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,021 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,249,902 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,113 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,131 |
| Name a Valid Element | 0 | - | 4.67 | 70,196 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,654 |
| Star Wars Quotes | 0 | - | 4.86 | 185,046 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,686 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,531 |
| Name a Country A-Z | 0 | - | 5.00 | 244,336 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,531 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,202 |
| Birthstones by Month | 0 | - | 4.42 | 80,780 |
| Elements by Symbol | 0 | - | 4.92 | 197,782 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,027 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,427 |
| Noble Gases | 0 | - | 4.89 | 78,473 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,776 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,778 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,969 |
| Name the Virus | 0 | - | 4.87 | 76,899 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,293 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,881 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,890 |
| Brightest Natural Objects in the Sky | 0 | - | 4.46 | 28,453 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,717 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 364,464 |
| Companies by Country | 0 | - | 4.61 | 119,853 |
| Groups of Things - The Bible | 0 | - | 4.44 | 55,389 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,277 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,837 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,244 |
| Most Popular Fast Food Restaurants | 0 | - | 4.23 | 670,727 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,191 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,744 |
| Citrus Fruits | 0 | - | 3.63 | 42,100 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,098 |
| Elemental Words | 0 | - | 4.96 | 52,400 |
| Metals of Antiquity | 0 | - | 4.95 | 93,638 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 226,454 |
| Name the Constellations | 0 | - | 4.58 | 45,076 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,480 |
| The Mars Quiz | 0 | - | 4.55 | 18,688 |
| The Saturn Quiz | 0 | - | 4.54 | 11,572 |
| Popular Royal Names | 0 | - | 4.27 | 125,102 |
| First Names of Painters | 0 | - | 4.43 | 59,923 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,647 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,521 |
| Character to Author #1 | 0 | - | 4.52 | 43,517 |
| Batfacts: The Batman Quiz | 0 | - | 4.49 | 61,313 |
| U.S. Synonymous Trademarks | 0 | - | 4.06 | 66,864 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,635,299 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,830 |
| Famous Scientists | 0 | - | 4.57 | 42,734 |
| Astronomy True or False | 0 | - | 4.39 | 36,536 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,003 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,084 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,515 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,223 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,776 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,106,293 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,559 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,077 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,886 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,440 |
| Sci-Fi Movie Quotes | 0 | - | 4.32 | 37,100 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,195 |
| Books by Country Quiz | 0 | - | 4.30 | 32,271 |
| Famous Catholics | 0 | - | 4.26 | 33,152 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,928 |
| Colors by Letter | 0 | - | 4.25 | 162,714 |
| Sibling Actors | 0 | - | 4.12 | 47,585 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,148 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,687 |
| Countries with Four Letters | 0 | - | 4.99 | 423,552 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,335 |
| Random Country to Capital | 0 | - | 4.98 | 923,265 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,129 |
| Name a Valid World City | 0 | - | 4.83 | 71,524 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,131 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,009 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,556 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,735 |
| Countries with NO Military | 0 | - | 4.97 | 62,699 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,049 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,824 |
| NATO Countries | 0 | - | 4.98 | 281,752 |
| EU Countries Quiz | 0 | - | 4.99 | 275,788 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,366 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,858 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,807 |
| The Venus Quiz | 0 | - | 4.21 | 6,934 |
| Scientific Names | 0 | - | 4.32 | 78,574 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,745 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,042 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,158 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,641 |
| Body Part Cliches | 0 | - | 4.44 | 123,562 |
| Bones of the Human Body | 0 | - | 4.51 | 43,107 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,356 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,436 |
| WWII First Names | 0 | - | 4.44 | 41,857 |
| Title in the Lyrics - Disney Songs | 0 | - | 4.36 | 129,681 |
| Movie Quotes A-Z #1 | 0 | - | 4.31 | 41,008 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,912 |
| Islands by Country #1 | 0 | - | 4.90 | 175,565 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,727 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,111 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,872 |
| Superhero Alter Egos | 0 | - | 4.29 | 165,300 |
| Who Did These Sidekicks Work With? | 0 | - | 4.25 | 110,282 |
| Disney Feature Films by Characters | 0 | - | 4.42 | 277,575 |
| Character to Author #2 | 0 | - | 4.55 | 30,459 |
| Superhero Decoder | 0 | - | 4.36 | 54,830 |
| Batman Actors Quiz | 0 | - | 4.27 | 48,123 |
| Marvel Superheroes | 0 | - | 4.38 | 298,133 |
| Marvel Comics Movie Franchises | 0 | - | 4.29 | 116,796 |
| Avengers Team Members | 0 | - | 4.07 | 77,984 |
| Marvel Cinematic Universe - Actor to Character | 0 | - | 4.11 | 114,246 |
| X-Men Mutants | 0 | - | 4.06 | 47,457 |
| The Spiderman Quiz | 0 | - | 4.31 | 73,235 |
| Car Model to Make | 0 | - | 4.18 | 196,712 |
| Famous Billionaires | 0 | - | 4.14 | 67,481 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 29,343 |
| Countries by Emojis | 0 | - | 4.99 | 240,560 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,170 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,478 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,501 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,805 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,464 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,647 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,469 |
| Sea in the Answers | 0 | - | 4.08 | 49,038 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,154 |
| Country Chain | 0 | - | 4.96 | 217,710 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 217,523 |
| Capital Cities Chain | 0 | - | 4.84 | 82,996 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,669 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,147 |
| Category Elimination - Disney Animated Movies | 0 | - | 4.08 | 49,876 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,781 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,541 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,628 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,785 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,788 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,047 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,784 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,164 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 724,009 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,745 |
| Coldest World Capitals | 0 | - | 4.95 | 133,677 |
| World Currency Quiz | 0 | - | 4.92 | 304,464 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,056 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,061 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,771 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,932 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,217 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,535 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,665 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,582 |
| Buddhist Countries | 0 | - | 4.96 | 144,664 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,376 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,428 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,068 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,103 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,779 |
| Word Chain - Science | 0 | - | 4.59 | 55,000 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,795 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,657 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 152,150 |
| Environmental Issues | 0 | - | 4.54 | 26,868 |
