| Music by Letter - F | 0 | - | 4.48 | 27,008 |
| Music by Letter - A | 0 | - | 4.61 | 31,394 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,341 |
| Music by Letter - E | 0 | - | 4.39 | 26,692 |
| Music by Letter - I | 0 | - | 4.22 | 15,796 |
| Music by Letter - H | 0 | - | 4.27 | 22,538 |
| Music by Letter - B | 0 | - | 4.39 | 25,372 |
| Music by Letter - J | 0 | - | 4.37 | 20,660 |
| Music by Letter - G | 0 | - | 4.35 | 21,332 |
| Music by Letter - R | 0 | - | 4.04 | 15,112 |
| Music by Letter - C | 0 | - | 4.14 | 21,309 |
| Music by Letter - P | 0 | - | 4.38 | 19,562 |
| Music by Letter - D | 0 | - | 4.27 | 22,242 |
| Music by Letter - W | 0 | - | 4.36 | 18,662 |
| Music by Letter - N | 0 | - | 4.23 | 14,786 |
| Music by Letter - V | 0 | - | 4.33 | 17,831 |
| Music by Letter - M | 0 | - | 4.27 | 18,285 |
| Music by Letter - T | 0 | - | 4.31 | 19,373 |
| Music by Letter - L | 0 | - | 4.33 | 16,085 |
| Music by Letter - S | 0 | - | 4.22 | 19,069 |
| Music by Letter - O | 0 | - | 4.21 | 17,059 |
| Geography by Letter - T | 0 | - | 4.84 | 154,047 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,272 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,986 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,555 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,655 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,255 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,323 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,879 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,504 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,869 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,472 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,383 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,340 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,432 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,309 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,967 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,766 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,324 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,258 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,131 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,704 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,152 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,036 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,374 |
| NATO Military Alphabet | 0 | - | 4.98 | 560,055 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 802,534 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,994 |
| Geography by Letter - A | 0 | - | 4.74 | 211,764 |
| Geography by Letter - B | 0 | - | 4.56 | 184,787 |
| Geography by Letter - H | 0 | - | 4.69 | 150,460 |
| Geography by Letter - C | 0 | - | 4.47 | 158,849 |
| Geography by Letter - D | 0 | - | 4.50 | 150,670 |
| Geography by Letter - E | 0 | - | 4.42 | 147,748 |
| Geography by Letter - I | 0 | - | 4.42 | 122,131 |
| Geography by Letter - K | 0 | - | 4.53 | 118,476 |
| Geography by Letter - L | 0 | - | 4.43 | 148,651 |
| Geography by Letter - M | 0 | - | 4.49 | 118,758 |
| Geography by Letter - N | 0 | - | 4.51 | 127,326 |
| Geography by Letter - P | 0 | - | 4.47 | 176,163 |
| Geography by Letter - R | 0 | - | 4.43 | 131,813 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,701 |
| Geography by Letter - U | 0 | - | 4.53 | 143,241 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,170 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,924 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,364 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,598 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,311 |
| Movies that Start with G | 0 | - | 4.49 | 68,554 |
| Movies that Start with I | 0 | - | 4.41 | 65,170 |
| History by Letter - A | 0 | - | 4.51 | 153,201 |
| History by Letter - B | 0 | - | 4.45 | 172,492 |
| History by Letter - C | 0 | - | 4.70 | 171,760 |
| History by Letter - E | 0 | - | 4.51 | 140,838 |
| History by Letter - G | 0 | - | 4.46 | 122,318 |
| History by Letter - H | 0 | - | 4.45 | 136,939 |
| History by Letter - J | 0 | - | 4.51 | 154,264 |
| History by Letter - N | 0 | - | 4.45 | 104,221 |
| History by Letter - S | 0 | - | 4.47 | 94,522 |
| History by Letter - W | 0 | - | 4.45 | 109,691 |
| History by Letter - M | 0 | - | 4.54 | 120,016 |
| History by Letter - K | 0 | - | 4.50 | 101,511 |
| History by Letter - L | 0 | - | 4.50 | 112,257 |
| History by Letter - I | 0 | - | 4.46 | 104,546 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,336 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,498 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,418 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,540 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,063 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,312 |
| Countries by Military Spending | 0 | - | 4.93 | 177,732 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,110 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,807 |
| All Hamilton Songs | 0 | - | 4.75 | 49,053 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,316,621 |
| Animals that Start with L | 0 | - | 4.47 | 101,906 |
| Animals that Start with P | 0 | - | 4.45 | 86,132 |
| Animals that Start with S | 0 | - | 4.49 | 87,349 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,461 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,560 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,156 |
| Islands A-Z | 0 | - | 4.46 | 124,557 |
| Human Body A-Z | 0 | - | 4.51 | 129,172 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,562 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,616 |
| Africa A-Z | 0 | - | 4.57 | 46,606 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,043 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,122 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,198 |
| Queen Songs | 0 | - | 4.85 | 25,601 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,319 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,761 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,796 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,486 |
| Disney A-Z | 0 | - | 4.37 | 87,124 |
| Literature by Letter - A | 0 | - | 4.24 | 32,123 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,283 |
| Companies A-Z | 0 | - | 4.30 | 42,702 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,628 |
| Geography by Letter - G | 0 | - | 4.33 | 126,411 |
| Geography by Letter - F | 0 | - | 4.27 | 137,968 |
| Geography by Letter - J | 0 | - | 4.34 | 123,034 |
| Geography by Letter - O | 0 | - | 4.37 | 129,858 |
| Geography by Letter - V | 0 | - | 4.39 | 121,876 |
| Geography by Letter - W | 0 | - | 4.39 | 114,942 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,629 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,730 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,571 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,267 |
| Video Games A-Z | 0 | - | 4.08 | 38,996 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,261 |
| Movies that Start with A | 0 | - | 4.13 | 61,888 |
| Movies that Start with C | 0 | - | 4.30 | 61,868 |
| Movies that Start with B | 0 | - | 4.36 | 85,242 |
| Movies that Start with D | 0 | - | 4.34 | 68,453 |
| Movies that Start with E | 0 | - | 4.13 | 68,384 |
| Movies that Start with J | 0 | - | 4.18 | 76,181 |
| Movies that Start with L | 0 | - | 4.16 | 60,442 |
| Movies that Start with M | 0 | - | 4.28 | 48,245 |
| Movies that Start with N | 0 | - | 4.02 | 41,266 |
| Movies that Start with P | 0 | - | 4.25 | 54,162 |
| Movies that Start with R | 0 | - | 4.17 | 46,664 |
| Movies that Start with W | 0 | - | 4.07 | 44,275 |
| Movies that Start with T | 0 | - | 4.34 | 49,315 |
| Movies that Start with S | 0 | - | 4.35 | 56,482 |
| Movies that Start with F | 0 | - | 4.13 | 68,869 |
| History by Letter - D | 0 | - | 4.40 | 137,975 |
| History by Letter - F | 0 | - | 4.18 | 114,610 |
| History by Letter - O | 0 | - | 4.32 | 99,647 |
| History by Letter - P | 0 | - | 4.36 | 107,985 |
| History by Letter - Q | 0 | - | 4.34 | 80,445 |
| History by Letter - R | 0 | - | 4.26 | 122,344 |
| History by Letter - T | 0 | - | 4.39 | 105,413 |
| History by Letter - U | 0 | - | 4.19 | 100,926 |
| History by Letter - V | 0 | - | 4.27 | 80,879 |
| History by Letter - Y | 0 | - | 4.27 | 87,396 |
| History by Letter - Z | 0 | - | 4.20 | 77,164 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,248 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,017 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,575 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,679 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,181 |
| Questions in Music | 0 | - | 4.41 | 54,439 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,577 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,614 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,199 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,149 |
| Middle East A-Z | 0 | - | 4.47 | 46,015 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,367 |
| 20th Century A-Z | 0 | - | 4.50 | 53,733 |
| 19th Century A-Z | 0 | - | 4.77 | 47,291 |
| 18th Century A-Z | 0 | - | 4.54 | 43,174 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,758 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,387 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.94 | 67,962 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,782 |
| Tony Best Musicals | 0 | - | 4.32 | 25,620 |
| Characters from Musicals | 0 | - | 4.24 | 26,719 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,896 |
| Family Bands | 0 | - | 4.11 | 21,820 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 91,460 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,529 |
| Star Wars A-Z | 0 | - | 4.46 | 88,249 |
| Monarchies of the World | 0 | - | 4.94 | 168,661 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,596 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,834 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,354 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,135 |
| Literature by Letter - D | 0 | - | 4.30 | 20,787 |
| Literature by Letter - C | 0 | - | 4.34 | 26,727 |
| Literature by Letter - F | 0 | - | 4.26 | 17,378 |
| Literature by Letter - E | 0 | - | 4.05 | 15,271 |
| Literature by Letter - H | 0 | - | 4.29 | 20,044 |
| Literature by Letter - I | 0 | - | 4.25 | 17,081 |
| Literature by Letter - L | 0 | - | 4.32 | 23,370 |
| Literature by Letter - M | 0 | - | 4.18 | 18,785 |
| Literature by Letter - P | 0 | - | 4.18 | 16,919 |
| Literature by Letter - O | 0 | - | 4.30 | 13,679 |
| Literature by Letter - J | 0 | - | 4.23 | 15,017 |
| Literature by Letter - N | 0 | - | 4.24 | 14,468 |
