| Music by Letter - F | 0 | - | 4.48 | 27,013 |
| Music by Letter - A | 0 | - | 4.61 | 31,398 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,346 |
| Music by Letter - E | 0 | - | 4.39 | 26,694 |
| Music by Letter - I | 0 | - | 4.22 | 15,802 |
| Music by Letter - H | 0 | - | 4.27 | 22,540 |
| Music by Letter - B | 0 | - | 4.39 | 25,376 |
| Music by Letter - J | 0 | - | 4.37 | 20,664 |
| Music by Letter - G | 0 | - | 4.35 | 21,333 |
| Music by Letter - R | 0 | - | 4.04 | 15,116 |
| Music by Letter - C | 0 | - | 4.14 | 21,313 |
| Music by Letter - P | 0 | - | 4.38 | 19,566 |
| Music by Letter - D | 0 | - | 4.27 | 22,247 |
| Music by Letter - W | 0 | - | 4.36 | 18,666 |
| Music by Letter - N | 0 | - | 4.23 | 14,789 |
| Music by Letter - V | 0 | - | 4.33 | 17,835 |
| Music by Letter - M | 0 | - | 4.27 | 18,290 |
| Music by Letter - K | 0 | - | 4.11 | 16,242 |
| Music by Letter - T | 0 | - | 4.31 | 19,374 |
| Music by Letter - L | 0 | - | 4.33 | 16,089 |
| Music by Letter - S | 0 | - | 4.22 | 19,070 |
| Music by Letter - O | 0 | - | 4.21 | 17,064 |
| Geography by Letter - T | 0 | - | 4.84 | 154,082 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,297 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,016 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,583 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,711 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,290 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,376 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,923 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,527 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,899 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,481 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,396 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,352 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,443 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,318 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,978 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,777 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,337 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,268 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,141 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,712 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,212 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,042 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,378 |
| NATO Military Alphabet | 0 | - | 4.98 | 560,211 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 802,619 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,000 |
| Geography by Letter - A | 0 | - | 4.74 | 211,785 |
| Geography by Letter - B | 0 | - | 4.56 | 184,825 |
| Geography by Letter - H | 0 | - | 4.69 | 150,482 |
| Geography by Letter - C | 0 | - | 4.47 | 158,870 |
| Geography by Letter - D | 0 | - | 4.50 | 150,692 |
| Geography by Letter - E | 0 | - | 4.42 | 147,767 |
| Geography by Letter - I | 0 | - | 4.42 | 122,145 |
| Geography by Letter - K | 0 | - | 4.53 | 118,503 |
| Geography by Letter - L | 0 | - | 4.43 | 148,673 |
| Geography by Letter - M | 0 | - | 4.49 | 118,777 |
| Geography by Letter - N | 0 | - | 4.51 | 127,341 |
| Geography by Letter - P | 0 | - | 4.47 | 176,185 |
| Geography by Letter - R | 0 | - | 4.43 | 131,842 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,731 |
| Geography by Letter - U | 0 | - | 4.53 | 143,263 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,174 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,932 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,369 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,608 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,330 |
| Movies that Start with G | 0 | - | 4.49 | 68,565 |
| Movies that Start with I | 0 | - | 4.41 | 65,178 |
| History by Letter - A | 0 | - | 4.51 | 153,220 |
| History by Letter - B | 0 | - | 4.45 | 172,522 |
| History by Letter - C | 0 | - | 4.70 | 171,782 |
| History by Letter - E | 0 | - | 4.51 | 140,858 |
| History by Letter - G | 0 | - | 4.46 | 122,341 |
| History by Letter - H | 0 | - | 4.45 | 136,960 |
| History by Letter - J | 0 | - | 4.51 | 154,291 |
| History by Letter - N | 0 | - | 4.45 | 104,238 |
| History by Letter - S | 0 | - | 4.47 | 94,539 |
| History by Letter - W | 0 | - | 4.45 | 109,711 |
| History by Letter - M | 0 | - | 4.54 | 120,036 |
| History by Letter - K | 0 | - | 4.50 | 101,531 |
| History by Letter - L | 0 | - | 4.50 | 112,273 |
| History by Letter - I | 0 | - | 4.46 | 104,569 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,371 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,505 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,425 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,548 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,076 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,321 |
| Countries by Military Spending | 0 | - | 4.93 | 177,758 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,135 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,836 |
| All Hamilton Songs | 0 | - | 4.75 | 49,068 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,316,993 |
| Animals that Start with L | 0 | - | 4.47 | 101,974 |
| Animals that Start with P | 0 | - | 4.45 | 86,145 |
| Animals that Start with S | 0 | - | 4.49 | 87,359 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,480 |
| Geography by Letter on the World Map - C | 0 | - | 4.80 | 117,585 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,194 |
| Islands A-Z | 0 | - | 4.46 | 124,721 |
| Human Body A-Z | 0 | - | 4.51 | 129,181 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,583 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,630 |
| Africa A-Z | 0 | - | 4.57 | 46,608 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,053 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,132 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,203 |
| Queen Songs | 0 | - | 4.85 | 25,610 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,320 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,771 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,800 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,495 |
| Disney A-Z | 0 | - | 4.37 | 87,138 |
| Literature by Letter - A | 0 | - | 4.24 | 32,135 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,291 |
| Companies A-Z | 0 | - | 4.30 | 42,705 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,635 |
| Geography by Letter - G | 0 | - | 4.33 | 126,431 |
| Geography by Letter - F | 0 | - | 4.27 | 137,986 |
| Geography by Letter - J | 0 | - | 4.34 | 123,049 |
| Geography by Letter - O | 0 | - | 4.37 | 129,876 |
| Geography by Letter - V | 0 | - | 4.39 | 121,897 |
| Geography by Letter - W | 0 | - | 4.39 | 114,961 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,648 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,742 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,590 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,272 |
| Video Games A-Z | 0 | - | 4.08 | 39,007 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,268 |
| Movies that Start with A | 0 | - | 4.13 | 61,892 |
| Movies that Start with C | 0 | - | 4.30 | 61,876 |
| Movies that Start with B | 0 | - | 4.36 | 85,250 |
| Movies that Start with D | 0 | - | 4.34 | 68,459 |
| Movies that Start with E | 0 | - | 4.13 | 68,392 |
| Movies that Start with J | 0 | - | 4.18 | 76,189 |
| Movies that Start with L | 0 | - | 4.16 | 60,446 |
| Movies that Start with M | 0 | - | 4.28 | 48,248 |
| Movies that Start with N | 0 | - | 4.02 | 41,270 |
| Movies that Start with P | 0 | - | 4.25 | 54,164 |
| Movies that Start with R | 0 | - | 4.17 | 46,666 |
| Movies that Start with W | 0 | - | 4.07 | 44,275 |
| Movies that Start with T | 0 | - | 4.34 | 49,321 |
| Movies that Start with S | 0 | - | 4.35 | 56,486 |
| Movies that Start with F | 0 | - | 4.13 | 68,878 |
| History by Letter - D | 0 | - | 4.40 | 138,000 |
| History by Letter - F | 0 | - | 4.18 | 114,626 |
| History by Letter - O | 0 | - | 4.32 | 99,663 |
| History by Letter - P | 0 | - | 4.36 | 107,996 |
| History by Letter - Q | 0 | - | 4.34 | 80,457 |
| History by Letter - R | 0 | - | 4.26 | 122,365 |
| History by Letter - T | 0 | - | 4.39 | 105,425 |
| History by Letter - U | 0 | - | 4.19 | 100,940 |
| History by Letter - V | 0 | - | 4.27 | 80,887 |
| History by Letter - Y | 0 | - | 4.27 | 87,411 |
| History by Letter - Z | 0 | - | 4.20 | 77,173 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,257 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,591 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,697 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,201 |
| Questions in Music | 0 | - | 4.41 | 54,455 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,589 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 69,121 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,252 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,158 |
| Middle East A-Z | 0 | - | 4.47 | 46,022 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,372 |
| 20th Century A-Z | 0 | - | 4.50 | 53,746 |
| 19th Century A-Z | 0 | - | 4.77 | 47,303 |
| 18th Century A-Z | 0 | - | 4.54 | 43,182 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,763 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,422 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.94 | 67,989 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,808 |
| Tony Best Musicals | 0 | - | 4.32 | 25,624 |
| Characters from Musicals | 0 | - | 4.24 | 26,724 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,899 |
| Family Bands | 0 | - | 4.11 | 21,822 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 91,523 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,652 |
| Star Wars A-Z | 0 | - | 4.46 | 88,261 |
| Monarchies of the World | 0 | - | 4.94 | 168,720 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,676 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,915 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,410 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,167 |
| Literature by Letter - D | 0 | - | 4.29 | 20,800 |
| Literature by Letter - C | 0 | - | 4.34 | 26,737 |
| Literature by Letter - F | 0 | - | 4.26 | 17,392 |
| Literature by Letter - E | 0 | - | 4.05 | 15,283 |
| Literature by Letter - H | 0 | - | 4.29 | 20,095 |
| Literature by Letter - I | 0 | - | 4.25 | 17,174 |
| Literature by Letter - L | 0 | - | 4.32 | 23,377 |
| Literature by Letter - M | 0 | - | 4.18 | 18,792 |
| Literature by Letter - P | 0 | - | 4.18 | 16,926 |
| Literature by Letter - O | 0 | - | 4.30 | 13,688 |
| Literature by Letter - J | 0 | - | 4.23 | 15,027 |
| Literature by Letter - N | 0 | - | 4.24 | 14,475 |
