| Songs that Start with the Same Word | 0 | - | 4.87 | 110,269 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,236 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,858 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 113,965 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,876 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,980 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,513 |
| Musical Groups of Things | 0 | - | 4.37 | 31,111 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,833 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,661 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,105 |
| 4-Letter Music Chain | 0 | - | 4.48 | 53,154 |
| Best Selling Albums in the United States | 0 | - | 4.43 | 72,609 |
| Combined Song Titles #1 | 0 | - | 4.78 | 86,160 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,680 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,238 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,765 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,757 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,002 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,715 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,355 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,592 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,484 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,017 |
| Name a Valid Answer - Music | 0 | - | 4.26 | 32,033 |
| Groups of Things - Sports | 0 | - | 4.27 | 67,601 |
| Groups of Things - History #1 | 0 | - | 4.40 | 93,837 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,176 |
| History Groups of Two | 0 | - | 4.34 | 40,597 |
| Groups of Two - Science | 0 | - | 4.26 | 48,203 |
| Title NOT in the Lyrics | 0 | - | 4.43 | 71,995 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,610 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,622 |
| Combined Song Titles #2 | 0 | - | 4.66 | 28,158 |
| 5-Letter Music Chain | 0 | - | 4.13 | 84,950 |
| Word Scramble - Musical Instruments | 0 | - | 4.31 | 59,655 |
| Bands That are "The" Something | 0 | - | 4.09 | 55,607 |
| All-Time Best Selling Musical Acts in the U.S. | 0 | - | 4.22 | 69,286 |
| Yearly #1 Hit Songs in the U.S. | 0 | - | 4.16 | 95,529 |
| Musical Acts with the Most Hits since 1962 | 0 | - | 4.21 | 33,890 |
| Songs with (Parentheses) in the Title | 0 | - | 4.35 | 34,494 |
| Songs with Jobs in the Title | 0 | - | 4.16 | 40,436 |
| Children's Song Titles | 0 | - | 4.17 | 37,405 |
| "Of Something" Song Titles | 0 | - | 4.39 | 54,496 |
| Imperative Song Titles | 0 | - | 4.42 | 14,069 |
| Queen Songs | 0 | - | 4.83 | 25,392 |
| Geographic Groups of Three #1 | 0 | - | 4.35 | 96,600 |
| Geographic Groups of Six #1 | 0 | - | 4.27 | 92,715 |
| Geographic Groups of Eight | 0 | - | 4.38 | 58,696 |
| Geographic Groups of Seven #2 | 0 | - | 4.04 | 35,303 |
| Questions in Music | 0 | - | 4.41 | 54,175 |
| Title in the Lyrics #8 | 0 | - | 4.52 | 112,529 |
| Title in the Lyrics #9 | 0 | - | 4.47 | 102,230 |
| Song Title Translation - Spanish | 0 | - | 4.57 | 35,767 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,323 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,256 |
| Best-Selling Video Game Consoles | 0 | - | 4.81 | 271,713 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,028 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,822 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,621 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,640 |
| Fictional Places in Songs | 0 | - | 4.18 | 29,681 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,381 |
| Their Only #1 Hit | 0 | - | 4.25 | 26,424 |
| Songs with Numbers in the Title | 0 | - | 4.04 | 30,352 |
| Songs with Names in the Title #1 | 0 | - | 4.08 | 47,290 |
| Songs with Names in the Title #2 | 0 | - | 4.16 | 32,501 |
| Songs with Food in the Title | 0 | - | 4.26 | 42,450 |
| Songs with Places in the Title #1 | 0 | - | 4.15 | 22,733 |
| Songs with Places in the Title #2 | 0 | - | 4.22 | 20,355 |
| Song Titles with Shared First Words #1 | 0 | - | 4.79 | 25,791 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,602,259 |
| Italian Name Translation | 0 | - | 4.81 | 45,777 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,241 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,050 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,762 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,163 |
| MLB Baseball Groups of Things | 0 | - | 4.08 | 18,507 |
| Literary Groups of Things | 0 | - | 4.26 | 30,580 |
| Random Geographic Groups of Six | 0 | - | 4.40 | 49,586 |
| Top Five Languages by Language Family | 0 | - | 4.99 | 53,626 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,573 |
| Random Symbol to Element | 0 | - | 4.88 | 92,483 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,730 |
| Name a Valid World City | 0 | - | 4.83 | 70,507 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,580 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,756 |
| Music General Knowledge #1 | 0 | - | 4.25 | 35,588 |
| Most-Played Songs on Spotify | 0 | - | 4.40 | 188,744 |
| Hotel California Lyrics | 0 | - | 4.49 | 52,763 |
| American Pie Lyrics | 0 | - | 4.63 | 32,772 |
| Title in the Lyrics #1 | 0 | - | 4.32 | 221,556 |
| Title in the Lyrics #3 | 0 | - | 4.13 | 123,232 |
| Title in the Lyrics #4 | 0 | - | 4.34 | 141,570 |
| Title in the Lyrics #5 | 0 | - | 4.15 | 102,496 |
| Title in the Lyrics #6 | 0 | - | 4.35 | 94,359 |
| Title in the Lyrics #7 | 0 | - | 4.39 | 95,521 |
| Title in the Lyrics #10 | 0 | - | 4.06 | 56,001 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,274 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,166 |
| Songs with Body Parts in the Title | 0 | - | 4.31 | 215,241 |
| Song Title Antonyms #1 | 0 | - | 4.11 | 87,382 |
| Song Title Antonyms #2 | 0 | - | 4.36 | 76,754 |
| Song Title Vocabulary | 0 | - | 4.35 | 62,289 |
| Song Title Translation - French | 0 | - | 4.55 | 26,838 |
| Song Titles by Synonyms #2 | 0 | - | 4.40 | 56,779 |
| Song Titles by Synonyms #1 | 0 | - | 4.18 | 69,423 |
| Rock and Heavy Metal Song Initials | 0 | - | 4.27 | 32,649 |
| Obfuscations of Song Titles #1 | 0 | - | 4.38 | 34,559 |
| Obfuscations of Song Titles #2 | 0 | - | 4.53 | 27,169 |
| Singers Who Went Solo | 0 | - | 4.41 | 71,737 |
| Music Groups by Deceased Members | 0 | - | 4.49 | 62,502 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,093,713 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,456 |
| Disney Animated Characters | 0 | - | 4.88 | 600,155 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,366 |
| Countries with Four Letters | 0 | - | 4.99 | 420,105 |
| Eight Most Popular Berries | 0 | - | 4.43 | 98,989 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.44 | 67,346 |
| First Name Songs | 0 | - | 4.17 | 30,837 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 715,652 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,488 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,023 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,736 |
| Islands by Country #1 | 0 | - | 4.87 | 174,782 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,147 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,500 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,478 |
| Groups of Two - Movies | 0 | - | 3.97 | 23,358 |
| Country Chain | 0 | - | 4.96 | 216,360 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,885 |
| Cold War Decoder | 0 | - | 4.83 | 52,102 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,710 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,762 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,393 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,426 |
| Name a Valid Country #1 | 0 | - | 4.99 | 286,555 |
| Name a Valid Country #2 | 0 | - | 4.98 | 248,693 |
| Name a Valid Country #4 | 0 | - | 4.97 | 253,736 |
| Name a Valid Country #5 | 0 | - | 4.99 | 204,023 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,080 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,027 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,419 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 74,816 |
| Name a Valid Country #10 | 0 | - | 4.93 | 42,143 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,312 |
| Songs with Featured Artists | 0 | - | 3.68 | 55,271 |
| Highest Grossing Concert Tours | 0 | - | 4.25 | 29,034 |
| Music General Knowledge #4 | 0 | - | 4.07 | 19,651 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,813 |
| People Who Play Musical Instruments | 0 | - | 4.15 | 43,607 |
| Music by Year, 2010–present | 0 | - | 4.39 | 91,150 |
| Who Did that Pop Song #2 | 0 | - | 4.20 | 61,158 |
| Story Songs by Plot | 0 | - | 4.52 | 18,013 |
| Songs by Synopsis #1 | 0 | - | 4.43 | 31,440 |
| Title in the Lyrics - Hair Band Songs | 0 | - | 4.02 | 21,664 |
| Title in the Lyrics - Names | 0 | - | 3.94 | 41,322 |
| "And Something" Band Names | 0 | - | 4.30 | 31,743 |
| Most Streamed "Lil" Rappers On Spotify | 0 | - | 4.10 | 70,157 |
| Weird Al Parodies Quiz | 0 | - | 4.44 | 30,602 |
| Classical Composers by Composition | 0 | - | 4.52 | 65,590 |
| Rock & Roll Hall of Fame | 0 | - | 4.44 | 171,431 |
| Double Albums Quiz | 0 | - | 4.47 | 13,736 |
| Band Members #1 | 0 | - | 4.30 | 91,796 |
| Band Members #2 | 0 | - | 4.20 | 53,766 |
| Chuck Norris Facts | 0 | - | 4.51 | 8,214 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,176 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,446 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.63 | 45,349 |
| "Son" Last Names | 0 | - | 4.47 | 41,930 |
| Shared First Names #2 | 0 | - | 4.53 | 45,126 |
| People with J Initials | 0 | - | 4.51 | 55,322 |
| History Analogies #1 | 0 | - | 4.53 | 89,844 |
| History Analogies #2 | 0 | - | 4.49 | 77,079 |
| History Analogies #3 | 0 | - | 4.61 | 80,526 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 194,967 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,860 |
| English Idioms #1 | 0 | - | 4.45 | 145,078 |
| Cliche Quotes Quiz #2 | 0 | - | 4.43 | 45,308 |
| Clothing Idioms | 0 | - | 4.41 | 34,108 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,601 |
| Are You a Nerd? | 0 | - | 4.35 | 44,665 |
| The Eleven Colors | 0 | - | 4.73 | 234,513 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,059 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,195 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,682 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,247 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,841 |
| The Only Country ... | 0 | - | 4.91 | 80,381 |
| King in the Answers | 0 | - | 4.42 | 49,760 |
| Super in the Answers | 0 | - | 4.52 | 109,564 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,210 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,974 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,446 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,511 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,568 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,224 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,843 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,491 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,298 |