| Books with Names in the Title #2 | 0 | - | 4.42 | 54,650 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,579 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,450 |
| Character to Author #1 | 0 | - | 4.52 | 43,464 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,597 |
| Books with Food in the Title | 0 | - | 3.93 | 39,674 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,257 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,198 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,164 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,737 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,052 |
| 7 Deadly Sins | 0 | - | 4.88 | 400,272 |
| Character to Author #2 | 0 | - | 4.55 | 30,426 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,417 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,097,374 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,584 |
| Authors by Picture | 0 | - | 4.48 | 25,534 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 338,953 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,501 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,760 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,504 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,794 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,049 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,030 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,169 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,960 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,396 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,999 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,215 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,489 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,098 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,010 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,331 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,792 |
| Star Wars Quotes | 0 | - | 4.86 | 184,362 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,127 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,111 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,018 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,729 |
| Authors by Country | 0 | - | 4.40 | 32,185 |
| Title in the Lyrics - Disney Songs | 0 | - | 4.36 | 129,532 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,100 |
| Title in the Lyrics - Musicals | 0 | - | 4.28 | 54,782 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 363,747 |
| Companies by Country | 0 | - | 4.61 | 119,637 |
| Groups of Things - The Bible | 0 | - | 4.44 | 55,294 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,170 |
| Astronomy Decoder | 0 | - | 4.49 | 38,053 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,685 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,178 |
| Most Popular Fast Food Restaurants | 0 | - | 4.23 | 669,359 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,008 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,405 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,680 |
| Literary Characters by Last Name | 0 | - | 4.37 | 26,190 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,621,968 |
| Popular Royal Names | 0 | - | 4.27 | 124,936 |
| First Names of Painters | 0 | - | 4.43 | 59,851 |
| Batfacts: The Batman Quiz | 0 | - | 4.49 | 61,058 |
| U.S. Synonymous Trademarks | 0 | - | 4.06 | 66,835 |
| Books by Country Quiz | 0 | - | 4.30 | 32,238 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,581 |
| What the Dickens? | 0 | - | 4.36 | 8,393 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,712 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,101,272 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,686 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,323 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,478 |
| Sci-Fi Movie Quotes | 0 | - | 4.32 | 37,055 |
| Movie Quotes A-Z #1 | 0 | - | 4.31 | 40,962 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,068 |
| Disney Feature Films by Characters | 0 | - | 4.42 | 277,316 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,902 |
| Colors by Letter | 0 | - | 4.25 | 162,538 |
| Superhero Decoder | 0 | - | 4.36 | 54,725 |
| Marvel Superheroes | 0 | - | 4.37 | 297,454 |
| Marvel Comics Movie Franchises | 0 | - | 4.29 | 116,375 |
| Car Model to Make | 0 | - | 4.18 | 196,413 |
| Famous Billionaires | 0 | - | 4.14 | 67,410 |
| Sibling Actors | 0 | - | 4.12 | 47,545 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,940 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,727 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,425 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,746 |
| Countries with Four Letters | 0 | - | 4.99 | 422,329 |
| Random Symbol to Element | 0 | - | 4.88 | 93,081 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,827 |
| Random Country to Capital | 0 | - | 4.98 | 920,253 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,979 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,502 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,074 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,558 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,567 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,250 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,032 |
| Countries with NO Military | 0 | - | 4.97 | 62,256 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 148,424 |
| NATO Countries | 0 | - | 4.98 | 280,263 |
| EU Countries Quiz | 0 | - | 4.99 | 274,046 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,352 |
| Books of the Protestant Bible | 0 | - | 4.89 | 209,948 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,172 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 62,934 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,550 |
| U.S. Baby Boy Names by Letter | 0 | - | 3.86 | 96,845 |
| U.S. Baby Girls Names by Letter | 0 | - | 3.74 | 77,117 |
| WWII First Names | 0 | - | 4.44 | 41,782 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,676 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,192 |
| Movies with Colors in the Title #1 | 0 | - | 3.84 | 36,163 |
| Songs with Love in the Title | 0 | - | 4.14 | 18,793 |
| Movies with Colors in the Title #2 | 0 | - | 3.47 | 54,457 |
| Songs with Colors in the Title | 0 | - | 3.88 | 41,622 |
| Songs with Countries in the Title | 0 | - | 3.85 | 44,564 |
| Political Quotes | 0 | - | 4.17 | 19,886 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,887 |
| Islands by Country #1 | 0 | - | 4.88 | 175,268 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,510 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,860 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,714 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,071 |
| Famous Catholics | 0 | - | 4.25 | 32,086 |
| Superhero Alter Egos | 0 | - | 4.29 | 165,105 |
| Who Did These Sidekicks Work With? | 0 | - | 4.25 | 110,178 |
| Top 50 Comic Book Heroes | 0 | - | 3.95 | 75,706 |
| Supervillain Alter Egos Quiz | 0 | - | 4.14 | 8,748 |
| Batman Actors Quiz | 0 | - | 4.27 | 48,057 |
| Avengers Team Members | 0 | - | 4.07 | 77,790 |
| Marvel Cinematic Universe - Actor to Character | 0 | - | 4.11 | 113,886 |
| Avengers Infinity War Deaths | 0 | - | 4.24 | 45,725 |
| X-Men Mutants | 0 | - | 4.06 | 47,332 |
| The Spiderman Quiz | 0 | - | 4.31 | 73,036 |
| Sports Scandals (Mostly U.S.) | 0 | - | 4.00 | 34,428 |
| Most-Followed Twitter Users | 0 | - | 3.94 | 75,931 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 29,123 |
| Countries by Emojis | 0 | - | 4.99 | 239,644 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,334 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,899 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,181 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,621 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,184 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,897 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,545 |
| The Only Country ... | 0 | - | 4.91 | 81,018 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,436 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,910 |
| Country Chain | 0 | - | 4.96 | 217,069 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,097 |
| Random Countries by Borders | 0 | - | 4.99 | 82,427 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,678 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,030 |
| Capital Cities Chain | 0 | - | 4.83 | 82,715 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,745 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,456 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,869 |
| Category Elimination - Disney Animated Movies | 0 | - | 4.08 | 49,716 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,980 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,774 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,655 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,531 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,931 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,392 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,234 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,614 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,383 |
| Military History Vocabulary | 0 | - | 4.91 | 67,146 |
| Battle to Country | 0 | - | 4.91 | 53,321 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,375 |
| Monarchies of Europe | 0 | - | 4.90 | 98,130 |
| Monarchies of Asia | 0 | - | 4.97 | 71,083 |
| Coldest World Capitals | 0 | - | 4.95 | 133,550 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,181 |
| World Currency Quiz | 0 | - | 4.92 | 302,931 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,370 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,528 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,156 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,378 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,527 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,683 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,397 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,776 |
| Richest Island Countries | 0 | - | 4.84 | 100,515 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,861 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,429 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,151 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,393 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,275 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,522 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,439 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,020 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,151 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,697 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,177 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,384 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,115 |
| Orthodox Countries | 0 | - | 4.92 | 131,910 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,360 |
| Buddhist Countries | 0 | - | 4.96 | 144,308 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,932 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,217 |
