| Music by Letter - F | 0 | - | 4.48 | 27,016 |
| Music by Letter - A | 0 | - | 4.61 | 31,401 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,352 |
| Music by Letter - E | 0 | - | 4.39 | 26,700 |
| Music by Letter - I | 0 | - | 4.22 | 15,805 |
| Music by Letter - H | 0 | - | 4.27 | 22,544 |
| Music by Letter - B | 0 | - | 4.39 | 25,379 |
| Music by Letter - J | 0 | - | 4.37 | 20,665 |
| Music by Letter - G | 0 | - | 4.35 | 21,336 |
| Music by Letter - R | 0 | - | 4.04 | 15,119 |
| Music by Letter - C | 0 | - | 4.14 | 21,317 |
| Music by Letter - P | 0 | - | 4.38 | 19,568 |
| Music by Letter - D | 0 | - | 4.27 | 22,250 |
| Music by Letter - W | 0 | - | 4.36 | 18,669 |
| Music by Letter - V | 0 | - | 4.33 | 17,838 |
| Music by Letter - M | 0 | - | 4.27 | 18,292 |
| Music by Letter - K | 0 | - | 4.11 | 16,244 |
| Music by Letter - T | 0 | - | 4.31 | 19,379 |
| Music by Letter - L | 0 | - | 4.33 | 16,091 |
| Music by Letter - S | 0 | - | 4.22 | 19,075 |
| Music by Letter - O | 0 | - | 4.21 | 17,066 |
| Geography by Letter - T | 0 | - | 4.84 | 154,116 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,320 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,044 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,597 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,742 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,310 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,413 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,957 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,548 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,914 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,490 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,405 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,358 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,449 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,325 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,989 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,790 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,347 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,279 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,151 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,726 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,268 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,045 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,382 |
| NATO Military Alphabet | 0 | - | 4.98 | 560,319 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 802,687 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,006 |
| Geography by Letter - A | 0 | - | 4.74 | 211,823 |
| Geography by Letter - B | 0 | - | 4.56 | 184,847 |
| Geography by Letter - H | 0 | - | 4.69 | 150,499 |
| Geography by Letter - C | 0 | - | 4.47 | 158,886 |
| Geography by Letter - D | 0 | - | 4.50 | 150,704 |
| Geography by Letter - E | 0 | - | 4.42 | 147,783 |
| Geography by Letter - I | 0 | - | 4.42 | 122,157 |
| Geography by Letter - K | 0 | - | 4.53 | 118,515 |
| Geography by Letter - L | 0 | - | 4.43 | 148,685 |
| Geography by Letter - M | 0 | - | 4.49 | 118,788 |
| Geography by Letter - N | 0 | - | 4.51 | 127,350 |
| Geography by Letter - P | 0 | - | 4.47 | 176,201 |
| Geography by Letter - R | 0 | - | 4.43 | 131,867 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,750 |
| Geography by Letter - U | 0 | - | 4.53 | 143,281 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,178 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,939 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,374 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,613 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,340 |
| Movies that Start with G | 0 | - | 4.49 | 68,569 |
| Movies that Start with I | 0 | - | 4.41 | 65,186 |
| History by Letter - A | 0 | - | 4.51 | 153,233 |
| History by Letter - B | 0 | - | 4.45 | 172,541 |
| History by Letter - C | 0 | - | 4.70 | 171,805 |
| History by Letter - E | 0 | - | 4.51 | 140,875 |
| History by Letter - G | 0 | - | 4.46 | 122,359 |
| History by Letter - H | 0 | - | 4.45 | 136,978 |
| History by Letter - J | 0 | - | 4.51 | 154,314 |
| History by Letter - N | 0 | - | 4.45 | 104,250 |
| History by Letter - S | 0 | - | 4.47 | 94,551 |
| History by Letter - W | 0 | - | 4.45 | 109,720 |
| History by Letter - M | 0 | - | 4.54 | 120,055 |
| History by Letter - K | 0 | - | 4.50 | 101,542 |
| History by Letter - L | 0 | - | 4.50 | 112,288 |
| History by Letter - I | 0 | - | 4.46 | 104,576 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,391 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,514 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,432 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,556 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,085 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,329 |
| Countries by Military Spending | 0 | - | 4.93 | 177,781 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,145 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,857 |
| All Hamilton Songs | 0 | - | 4.75 | 49,084 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,317,276 |
| Animals that Start with L | 0 | - | 4.47 | 102,142 |
| Animals that Start with P | 0 | - | 4.45 | 86,169 |
| Animals that Start with S | 0 | - | 4.49 | 87,375 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,497 |
| Geography by Letter on the World Map - C | 0 | - | 4.80 | 117,610 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,213 |
| Islands A-Z | 0 | - | 4.46 | 124,830 |
| Human Body A-Z | 0 | - | 4.51 | 129,195 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,601 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,641 |
| Africa A-Z | 0 | - | 4.57 | 46,613 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,063 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,137 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,206 |
| Queen Songs | 0 | - | 4.85 | 25,616 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,320 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,779 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,802 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,503 |
| Disney A-Z | 0 | - | 4.37 | 87,152 |
| Literature by Letter - A | 0 | - | 4.24 | 32,148 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,296 |
| Companies A-Z | 0 | - | 4.30 | 42,706 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,643 |
| Geography by Letter - G | 0 | - | 4.33 | 126,446 |
| Geography by Letter - F | 0 | - | 4.27 | 137,997 |
| Geography by Letter - J | 0 | - | 4.34 | 123,061 |
| Geography by Letter - O | 0 | - | 4.37 | 129,889 |
| Geography by Letter - V | 0 | - | 4.39 | 121,913 |
| Geography by Letter - W | 0 | - | 4.39 | 114,976 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,659 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,754 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,604 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,274 |
| Video Games A-Z | 0 | - | 4.08 | 39,016 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,273 |
| Movies that Start with A | 0 | - | 4.13 | 61,895 |
| Movies that Start with C | 0 | - | 4.30 | 61,882 |
| Movies that Start with B | 0 | - | 4.36 | 85,257 |
| Movies that Start with D | 0 | - | 4.34 | 68,464 |
| Movies that Start with E | 0 | - | 4.13 | 68,395 |
| Movies that Start with J | 0 | - | 4.18 | 76,193 |
| Movies that Start with L | 0 | - | 4.16 | 60,449 |
| Movies that Start with M | 0 | - | 4.28 | 48,252 |
| Movies that Start with N | 0 | - | 4.02 | 41,272 |
| Movies that Start with P | 0 | - | 4.25 | 54,166 |
| Movies that Start with R | 0 | - | 4.17 | 46,668 |
| Movies that Start with W | 0 | - | 4.07 | 44,276 |
| Movies that Start with T | 0 | - | 4.34 | 49,324 |
| Movies that Start with S | 0 | - | 4.35 | 56,491 |
| Movies that Start with F | 0 | - | 4.13 | 68,881 |
| History by Letter - D | 0 | - | 4.40 | 138,009 |
| History by Letter - F | 0 | - | 4.18 | 114,638 |
| History by Letter - O | 0 | - | 4.32 | 99,669 |
| History by Letter - P | 0 | - | 4.36 | 108,002 |
| History by Letter - Q | 0 | - | 4.34 | 80,463 |
| History by Letter - R | 0 | - | 4.26 | 122,377 |
| History by Letter - T | 0 | - | 4.39 | 105,431 |
| History by Letter - U | 0 | - | 4.19 | 100,947 |
| History by Letter - V | 0 | - | 4.27 | 80,897 |
| History by Letter - Y | 0 | - | 4.27 | 87,415 |
| History by Letter - Z | 0 | - | 4.20 | 77,178 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,263 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,056 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,609 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,709 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,220 |
| Questions in Music | 0 | - | 4.41 | 54,465 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,593 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 70,350 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,285 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,168 |
| Middle East A-Z | 0 | - | 4.47 | 46,030 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,374 |
| 20th Century A-Z | 0 | - | 4.50 | 53,755 |
| 19th Century A-Z | 0 | - | 4.77 | 47,311 |
| 18th Century A-Z | 0 | - | 4.54 | 43,188 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,767 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,455 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.94 | 68,012 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,832 |
| Tony Best Musicals | 0 | - | 4.32 | 25,628 |
| Characters from Musicals | 0 | - | 4.24 | 26,728 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,900 |
| Family Bands | 0 | - | 4.11 | 21,824 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 91,567 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,775 |
| Star Wars A-Z | 0 | - | 4.46 | 88,278 |
| Monarchies of the World | 0 | - | 4.94 | 168,776 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,714 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,955 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,442 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,183 |
| Literature by Letter - D | 0 | - | 4.29 | 20,808 |
| Literature by Letter - C | 0 | - | 4.34 | 26,748 |
| Literature by Letter - F | 0 | - | 4.26 | 17,401 |
| Literature by Letter - E | 0 | - | 4.05 | 15,293 |
| Literature by Letter - H | 0 | - | 4.29 | 20,139 |
| Literature by Letter - I | 0 | - | 4.25 | 17,223 |
| Literature by Letter - L | 0 | - | 4.32 | 23,380 |
| Literature by Letter - M | 0 | - | 4.18 | 18,799 |
| Literature by Letter - P | 0 | - | 4.18 | 16,931 |
| Literature by Letter - O | 0 | - | 4.30 | 13,693 |
| Literature by Letter - J | 0 | - | 4.23 | 15,031 |
| Literature by Letter - N | 0 | - | 4.24 | 14,478 |
