| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,674 |
| Random Symbol to Element | 0 | - | 4.88 | 93,458 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,837 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,194 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,089 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,871 |
| Astronomy Decoder | 0 | - | 4.48 | 38,129 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 340,918 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,045 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,027 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,230 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,400 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,270 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,945 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,987 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,816 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,438 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,570 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,449 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,882 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,933 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,471 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,704 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,211 |
| International Scientific Units | 0 | - | 4.95 | 157,508 |
| First Names of Scientists | 0 | - | 4.51 | 57,041 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 63,044 |
| Answers are Elements #2 | 0 | - | 4.43 | 55,119 |
| Periodic Table Elements A-Z | 0 | - | 4.77 | 103,158 |
| Name a Valid Element | 0 | - | 4.67 | 70,207 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,474 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,669 |
| Star Wars Quotes | 0 | - | 4.86 | 185,130 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,767 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,573 |
| Name a Country A-Z | 0 | - | 5.00 | 244,454 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,582 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,267 |
| Birthstones by Month | 0 | - | 4.42 | 80,790 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,250,773 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,079 |
| Sea in the Answers | 0 | - | 4.08 | 49,050 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 51,142 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,296 |
| Name the Metal Alloy | 0 | - | 4.73 | 13,887 |
| Elements by Symbol | 0 | - | 4.92 | 197,852 |
| Answers are Elements #1 | 0 | - | 4.29 | 52,894 |
| Speed Symbol by Element | 0 | - | 4.90 | 105,067 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 94,448 |
| Noble Gases | 0 | - | 4.89 | 78,502 |
| Elements that are Gases at Room Temperature | 0 | - | 4.86 | 64,801 |
| Periodic Table Symbols | 0 | - | 4.97 | 72,830 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 81,997 |
| Name the Virus | 0 | - | 4.87 | 76,924 |
| Saint in the Answers | 0 | - | 4.10 | 44,422 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,729 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 364,537 |
| Companies by Country | 0 | - | 4.61 | 119,891 |
| Groups of Things - The Bible | 0 | - | 4.44 | 55,411 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,287 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,851 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,248 |
| Most Popular Fast Food Restaurants | 0 | - | 4.23 | 670,887 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,218 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,828 |
| Citrus Fruits | 0 | - | 3.64 | 42,103 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,116 |
| Elemental Words | 0 | - | 4.96 | 52,418 |
| Metals of Antiquity | 0 | - | 4.95 | 93,658 |
| Heart in the Answers | 0 | - | 4.02 | 43,252 |
| Mother in the Answers | 0 | - | 4.16 | 45,773 |
| Popular Royal Names | 0 | - | 4.27 | 125,123 |
| First Names of Painters | 0 | - | 4.43 | 59,938 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,659 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,523 |
| Character to Author #1 | 0 | - | 4.52 | 43,536 |
| Batfacts: The Batman Quiz | 0 | - | 4.49 | 61,334 |
| U.S. Synonymous Trademarks | 0 | - | 4.06 | 66,871 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,636,847 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 80,867 |
| Famous Scientists | 0 | - | 4.57 | 42,744 |
| Astronomy Quiz | 0 | - | 4.90 | 82,908 |
| Solar System Trivia | 0 | - | 4.93 | 46,874 |
| Songs with Body Parts in the Title | 0 | - | 4.32 | 216,038 |
| Bear in the Answers | 0 | - | 4.29 | 62,130 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,157 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,527 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,240 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,788 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,106,881 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,697 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,180 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,944 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,447 |
| Sci-Fi Movie Quotes | 0 | - | 4.32 | 37,105 |
| Movie Quotes A-Z #1 | 0 | - | 4.31 | 41,011 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 748,323 |
| Books by Country Quiz | 0 | - | 4.30 | 32,279 |
| Famous Catholics | 0 | - | 4.26 | 33,176 |
| Disney Feature Films by Characters | 0 | - | 4.42 | 277,595 |
| Character to Author #2 | 0 | - | 4.55 | 30,466 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,931 |
| Colors by Letter | 0 | - | 4.25 | 162,730 |
| Superhero Decoder | 0 | - | 4.36 | 54,840 |
| Marvel Superheroes | 0 | - | 4.38 | 298,197 |
| Marvel Comics Movie Franchises | 0 | - | 4.29 | 116,840 |
| Car Model to Make | 0 | - | 4.18 | 196,757 |
| Famous Billionaires | 0 | - | 4.14 | 67,501 |
| Sibling Actors | 0 | - | 4.12 | 47,588 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,172 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,855 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,513 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,812 |
| Countries with Four Letters | 0 | - | 4.99 | 423,733 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,856 |
| Random Country to Capital | 0 | - | 4.98 | 923,709 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,146 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,682 |
| Name a Valid World City | 0 | - | 4.83 | 71,554 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,138 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,070 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,699 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,919 |
| Countries with NO Military | 0 | - | 4.97 | 62,747 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,127 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,854 |
| NATO Countries | 0 | - | 4.98 | 281,900 |
| EU Countries Quiz | 0 | - | 4.99 | 275,971 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,453 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,963 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,973 |
| Scientific Names | 0 | - | 4.32 | 78,590 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,760 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 32,045 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.73 | 189,203 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,658 |
| Body Part Cliches | 0 | - | 4.44 | 123,575 |
| Bones of the Human Body | 0 | - | 4.51 | 43,160 |
| Medical Conditions Quiz | 0 | - | 4.78 | 124,579 |
| Dog in the Answers | 0 | - | 4.16 | 68,768 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,444 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 97,383 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.70 | 87,141 |
| WWII First Names | 0 | - | 4.44 | 41,867 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,023 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,393 |
| Title in the Lyrics - Disney Songs | 0 | - | 4.36 | 129,694 |
| Title in the Lyrics - Musicals | 0 | - | 4.28 | 54,884 |
| Books with Food in the Title | 0 | - | 3.93 | 39,710 |
| Political Quotes | 0 | - | 4.17 | 19,919 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,914 |
| Islands by Country #1 | 0 | - | 4.90 | 175,638 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,794 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,167 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,921 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,296 |
| Superhero Alter Egos | 0 | - | 4.29 | 165,313 |
| Who Did These Sidekicks Work With? | 0 | - | 4.25 | 110,290 |
| Top 50 Comic Book Heroes | 0 | - | 3.93 | 75,772 |
| Supervillain Alter Egos Quiz | 0 | - | 4.14 | 8,778 |
| Batman Actors Quiz | 0 | - | 4.27 | 48,131 |
| Avengers Team Members | 0 | - | 4.07 | 78,010 |
| Marvel Cinematic Universe - Actor to Character | 0 | - | 4.11 | 114,282 |
| Avengers Infinity War Deaths | 0 | - | 4.24 | 45,843 |
| X-Men Mutants | 0 | - | 4.06 | 47,468 |
| The Spiderman Quiz | 0 | - | 4.31 | 73,256 |
| Sports Scandals (Mostly U.S.) | 0 | - | 4.00 | 34,460 |
| Most-Followed Twitter Users | 0 | - | 3.94 | 75,983 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 29,369 |
| Countries by Emojis | 0 | - | 4.99 | 240,662 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,438 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,266 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,414 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,266 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,579 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 58,077 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,355 |
| The Only Country ... | 0 | - | 4.91 | 81,503 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,479 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,655 |
| Country Chain | 0 | - | 4.96 | 217,761 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,345 |
| Random Countries by Borders | 0 | - | 4.99 | 82,734 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 217,662 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,571 |
| Capital Cities Chain | 0 | - | 4.84 | 83,035 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,900 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,649 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,181 |
| Category Elimination - Disney Animated Movies | 0 | - | 4.08 | 49,907 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,871 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,761 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,740 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,891 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,883 |
| Name a Valid Island Country | 0 | - | 4.96 | 115,197 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,125 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,856 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,228 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 729,550 |
