| Music by Letter - F | 0 | - | 4.47 | 27,144 |
| Music by Letter - A | 0 | - | 4.61 | 31,541 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,572 |
| Music by Letter - E | 0 | - | 4.37 | 26,823 |
| Music by Letter - I | 0 | - | 4.22 | 15,899 |
| Music by Letter - H | 0 | - | 4.27 | 22,645 |
| Music by Letter - B | 0 | - | 4.39 | 25,490 |
| Music by Letter - J | 0 | - | 4.37 | 20,761 |
| Music by Letter - G | 0 | - | 4.35 | 21,434 |
| Music by Letter - R | 0 | - | 4.04 | 15,209 |
| Music by Letter - C | 0 | - | 4.14 | 21,420 |
| Music by Letter - P | 0 | - | 4.36 | 19,649 |
| Music by Letter - D | 0 | - | 4.27 | 22,364 |
| Music by Letter - W | 0 | - | 4.36 | 18,739 |
| Music by Letter - N | 0 | - | 4.23 | 14,864 |
| Music by Letter - V | 0 | - | 4.33 | 17,917 |
| Music by Letter - M | 0 | - | 4.27 | 18,385 |
| Music by Letter - K | 0 | - | 4.11 | 16,322 |
| Music by Letter - T | 0 | - | 4.31 | 19,464 |
| Music by Letter - L | 0 | - | 4.33 | 16,183 |
| Music by Letter - S | 0 | - | 4.22 | 19,149 |
| Music by Letter - O | 0 | - | 4.21 | 17,156 |
| Geography by Letter - T | 0 | - | 4.84 | 155,292 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,087 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,941 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,153 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,748 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,971 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,048 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,065 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,321 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,542 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,763 |
| Musical Acts by Letter - M | 0 | - | 4.15 | 93,865 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,596 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,700 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,617 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 68,316 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 83,162 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,703 |
| Musical Acts by Letter - C | 0 | - | 4.34 | 60,589 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,410 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 62,012 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,777 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,131 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,492 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,243 |
| NATO Military Alphabet | 0 | - | 4.98 | 564,565 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,136 |
| Geography by Letter - A | 0 | - | 4.74 | 212,909 |
| Geography by Letter - B | 0 | - | 4.56 | 185,915 |
| Geography by Letter - H | 0 | - | 4.69 | 151,519 |
| Geography by Letter - C | 0 | - | 4.48 | 159,806 |
| Geography by Letter - D | 0 | - | 4.50 | 151,780 |
| Geography by Letter - E | 0 | - | 4.42 | 148,610 |
| Geography by Letter - I | 0 | - | 4.42 | 122,820 |
| Geography by Letter - K | 0 | - | 4.54 | 119,260 |
| Geography by Letter - L | 0 | - | 4.44 | 149,664 |
| Geography by Letter - M | 0 | - | 4.50 | 119,650 |
| Geography by Letter - N | 0 | - | 4.51 | 128,006 |
| Geography by Letter - P | 0 | - | 4.47 | 176,959 |
| Geography by Letter - R | 0 | - | 4.43 | 132,728 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,544 |
| Geography by Letter - U | 0 | - | 4.52 | 144,120 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,380 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,164 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,515 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,833 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,631 |
| Movies that Start with G | 0 | - | 4.49 | 68,834 |
| Movies that Start with I | 0 | - | 4.41 | 65,432 |
| History by Letter - A | 0 | - | 4.51 | 153,926 |
| History by Letter - B | 0 | - | 4.45 | 173,331 |
| History by Letter - C | 0 | - | 4.70 | 172,681 |
| History by Letter - E | 0 | - | 4.51 | 141,520 |
| History by Letter - G | 0 | - | 4.46 | 122,914 |
| History by Letter - H | 0 | - | 4.45 | 137,607 |
| History by Letter - J | 0 | - | 4.51 | 155,034 |
| History by Letter - N | 0 | - | 4.45 | 104,822 |
| History by Letter - S | 0 | - | 4.47 | 95,001 |
| History by Letter - W | 0 | - | 4.45 | 110,244 |
| History by Letter - M | 0 | - | 4.54 | 120,718 |
| History by Letter - K | 0 | - | 4.50 | 102,029 |
| History by Letter - L | 0 | - | 4.50 | 112,831 |
| History by Letter - I | 0 | - | 4.46 | 105,044 |
| Musical Acts by Letter - F | 0 | - | 3.86 | 62,694 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,640 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,773 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,388 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,556 |
| Countries by Military Spending | 0 | - | 4.93 | 179,060 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,600 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,777 |
| All Hamilton Songs | 0 | - | 4.75 | 49,629 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,326,399 |
| Animals that Start with L | 0 | - | 4.47 | 102,468 |
| Animals that Start with P | 0 | - | 4.45 | 86,494 |
| Animals that Start with S | 0 | - | 4.49 | 87,692 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,155 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,616 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 77,861 |
| Islands A-Z | 0 | - | 4.46 | 127,781 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,372 |
| Human Body A-Z | 0 | - | 4.51 | 130,079 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,030 |
| Africa A-Z | 0 | - | 4.57 | 46,785 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,745 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,496 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,463 |
| Queen Songs | 0 | - | 4.86 | 25,956 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,377 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 57,034 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,983 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.25 | 50,753 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,719 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,260 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,183 |
| Brand Logos That Start With L | 0 | - | 4.40 | 61,967 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,593 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,360 |
| Disney A-Z | 0 | - | 4.37 | 87,515 |
| Literature by Letter - A | 0 | - | 4.24 | 32,373 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,417 |
| Companies A-Z | 0 | - | 4.30 | 42,778 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,748 |
| Geography by Letter - G | 0 | - | 4.33 | 127,133 |
| Geography by Letter - F | 0 | - | 4.28 | 138,836 |
| Geography by Letter - J | 0 | - | 4.35 | 123,709 |
| Geography by Letter - O | 0 | - | 4.37 | 130,527 |
| Geography by Letter - V | 0 | - | 4.39 | 122,661 |
| Geography by Letter - W | 0 | - | 4.39 | 115,525 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,223 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,223 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,118 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,384 |
| Video Games A-Z | 0 | - | 4.05 | 39,262 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,413 |
| Movies that Start with A | 0 | - | 4.13 | 62,154 |
| Movies that Start with C | 0 | - | 4.30 | 62,154 |
| Movies that Start with B | 0 | - | 4.36 | 85,716 |
| Movies that Start with D | 0 | - | 4.34 | 68,677 |
| Movies that Start with E | 0 | - | 4.13 | 68,615 |
| Movies that Start with J | 0 | - | 4.18 | 76,426 |
| Movies that Start with L | 0 | - | 4.16 | 60,615 |
| Movies that Start with M | 0 | - | 4.28 | 48,410 |
| Movies that Start with N | 0 | - | 4.02 | 41,404 |
| Movies that Start with P | 0 | - | 4.25 | 54,301 |
| Movies that Start with R | 0 | - | 4.17 | 46,829 |
| Movies that Start with W | 0 | - | 4.07 | 44,378 |
| Movies that Start with T | 0 | - | 4.34 | 49,470 |
| Movies that Start with S | 0 | - | 4.35 | 56,652 |
| Movies that Start with F | 0 | - | 4.13 | 69,100 |
| History by Letter - D | 0 | - | 4.40 | 138,611 |
| History by Letter - F | 0 | - | 4.19 | 115,101 |
| History by Letter - O | 0 | - | 4.32 | 100,297 |
| History by Letter - P | 0 | - | 4.36 | 108,488 |
| History by Letter - Q | 0 | - | 4.34 | 80,814 |
| History by Letter - R | 0 | - | 4.26 | 122,836 |
| History by Letter - T | 0 | - | 4.39 | 105,826 |
| History by Letter - U | 0 | - | 4.19 | 101,342 |
| History by Letter - V | 0 | - | 4.27 | 81,235 |
| History by Letter - Y | 0 | - | 4.27 | 87,740 |
| History by Letter - Z | 0 | - | 4.20 | 77,470 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,353 |
| Questions in Music | 0 | - | 4.41 | 55,240 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,841 |
| Countries with the Most Metal Bands | 0 | - | 4.97 | 85,695 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,624 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,470 |
| Middle East A-Z | 0 | - | 4.47 | 46,252 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,567 |
| 20th Century A-Z | 0 | - | 4.50 | 54,003 |
| 19th Century A-Z | 0 | - | 4.77 | 47,488 |
| 18th Century A-Z | 0 | - | 4.54 | 43,341 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,875 |
| Who Did that Pop Song #1 | 0 | - | 4.42 | 354,840 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.94 | 68,921 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,800 |
| Tony Best Musicals | 0 | - | 4.32 | 25,796 |
| Characters from Musicals | 0 | - | 4.24 | 26,877 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,986 |
| Family Bands | 0 | - | 4.13 | 21,883 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,556 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,374 |
| Star Wars A-Z | 0 | - | 4.46 | 88,906 |
| Monarchies of the World | 0 | - | 4.94 | 170,340 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,859 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,143 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,269 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,621 |
| Literature by Letter - D | 0 | - | 4.29 | 20,977 |
| Literature by Letter - C | 0 | - | 4.34 | 26,923 |
| Literature by Letter - F | 0 | - | 4.26 | 17,561 |
| Literature by Letter - E | 0 | - | 4.05 | 15,447 |
| Literature by Letter - H | 0 | - | 4.29 | 20,536 |
| Literature by Letter - I | 0 | - | 4.27 | 17,859 |
| Literature by Letter - L | 0 | - | 4.32 | 23,509 |
| Literature by Letter - M | 0 | - | 4.18 | 18,936 |
| Literature by Letter - P | 0 | - | 4.18 | 17,059 |
| Literature by Letter - O | 0 | - | 4.30 | 13,803 |
