| Music by Letter - F | 0 | - | 4.48 | 26,972 |
| Music by Letter - A | 0 | - | 4.61 | 31,342 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,286 |
| Music by Letter - E | 0 | - | 4.39 | 26,662 |
| Music by Letter - I | 0 | - | 4.22 | 15,779 |
| Music by Letter - H | 0 | - | 4.27 | 22,503 |
| Music by Letter - B | 0 | - | 4.39 | 25,335 |
| Music by Letter - J | 0 | - | 4.37 | 20,635 |
| Music by Letter - G | 0 | - | 4.35 | 21,304 |
| Music by Letter - R | 0 | - | 4.04 | 15,098 |
| Music by Letter - C | 0 | - | 4.14 | 21,279 |
| Music by Letter - P | 0 | - | 4.38 | 19,535 |
| Music by Letter - D | 0 | - | 4.27 | 22,218 |
| Music by Letter - W | 0 | - | 4.36 | 18,644 |
| Music by Letter - N | 0 | - | 4.23 | 14,767 |
| Music by Letter - V | 0 | - | 4.33 | 17,814 |
| Music by Letter - M | 0 | - | 4.27 | 18,260 |
| Music by Letter - K | 0 | - | 4.11 | 16,214 |
| Music by Letter - T | 0 | - | 4.31 | 19,357 |
| Music by Letter - L | 0 | - | 4.33 | 16,064 |
| Music by Letter - S | 0 | - | 4.22 | 19,038 |
| Music by Letter - O | 0 | - | 4.21 | 17,038 |
| Geography by Letter - T | 0 | - | 4.84 | 153,735 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,081 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,775 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,231 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,169 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,930 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,809 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,287 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,244 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,635 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,412 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,291 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,291 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,374 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,232 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,882 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,681 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,247 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,201 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,076 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,646 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,379 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,016 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,341 |
| NATO Military Alphabet | 0 | - | 4.98 | 558,526 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 801,367 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,970 |
| Geography by Letter - A | 0 | - | 4.74 | 211,477 |
| Geography by Letter - B | 0 | - | 4.56 | 184,533 |
| Geography by Letter - H | 0 | - | 4.69 | 150,234 |
| Geography by Letter - C | 0 | - | 4.47 | 158,619 |
| Geography by Letter - D | 0 | - | 4.50 | 150,455 |
| Geography by Letter - E | 0 | - | 4.42 | 147,539 |
| Geography by Letter - I | 0 | - | 4.42 | 121,965 |
| Geography by Letter - K | 0 | - | 4.53 | 118,129 |
| Geography by Letter - L | 0 | - | 4.43 | 148,464 |
| Geography by Letter - M | 0 | - | 4.49 | 118,591 |
| Geography by Letter - N | 0 | - | 4.51 | 127,151 |
| Geography by Letter - P | 0 | - | 4.47 | 175,965 |
| Geography by Letter - R | 0 | - | 4.43 | 131,549 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,480 |
| Geography by Letter - U | 0 | - | 4.53 | 143,000 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,126 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,877 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,339 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,548 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,164 |
| Movies that Start with G | 0 | - | 4.49 | 68,472 |
| Movies that Start with I | 0 | - | 4.41 | 65,118 |
| History by Letter - A | 0 | - | 4.51 | 152,840 |
| History by Letter - B | 0 | - | 4.45 | 172,078 |
| History by Letter - C | 0 | - | 4.70 | 171,357 |
| History by Letter - E | 0 | - | 4.51 | 140,509 |
| History by Letter - G | 0 | - | 4.46 | 122,031 |
| History by Letter - H | 0 | - | 4.45 | 136,488 |
| History by Letter - J | 0 | - | 4.51 | 153,933 |
| History by Letter - N | 0 | - | 4.45 | 104,027 |
| History by Letter - S | 0 | - | 4.47 | 94,319 |
| History by Letter - W | 0 | - | 4.45 | 109,328 |
| History by Letter - M | 0 | - | 4.54 | 119,783 |
| History by Letter - K | 0 | - | 4.50 | 101,303 |
| History by Letter - L | 0 | - | 4.50 | 112,026 |
| History by Letter - I | 0 | - | 4.46 | 104,163 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,080 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,464 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,368 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,492 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,999 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,266 |
| Countries by Military Spending | 0 | - | 4.93 | 177,376 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,907 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,426 |
| All Hamilton Songs | 0 | - | 4.75 | 48,870 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,313,963 |
| Animals that Start with L | 0 | - | 4.47 | 101,782 |
| Animals that Start with P | 0 | - | 4.45 | 86,023 |
| Animals that Start with S | 0 | - | 4.49 | 87,225 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,280 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,357 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 67,946 |
| Islands A-Z | 0 | - | 4.46 | 122,629 |
| Human Body A-Z | 0 | - | 4.51 | 129,053 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,425 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,251 |
| Africa A-Z | 0 | - | 4.57 | 46,569 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,944 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,065 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,151 |
| Queen Songs | 0 | - | 4.85 | 25,546 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,294 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,683 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,761 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,427 |
| Disney A-Z | 0 | - | 4.37 | 86,974 |
| Literature by Letter - A | 0 | - | 4.23 | 31,945 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,182 |
| Companies A-Z | 0 | - | 4.30 | 42,683 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,610 |
| Geography by Letter - G | 0 | - | 4.35 | 126,225 |
| Geography by Letter - F | 0 | - | 4.27 | 137,792 |
| Geography by Letter - J | 0 | - | 4.34 | 122,855 |
| Geography by Letter - O | 0 | - | 4.37 | 129,695 |
| Geography by Letter - V | 0 | - | 4.39 | 121,686 |
| Geography by Letter - W | 0 | - | 4.39 | 114,807 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,457 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,620 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,436 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,232 |
| Video Games A-Z | 0 | - | 4.08 | 38,923 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,221 |
| Movies that Start with A | 0 | - | 4.13 | 61,830 |
| Movies that Start with C | 0 | - | 4.30 | 61,798 |
| Movies that Start with B | 0 | - | 4.36 | 85,158 |
| Movies that Start with D | 0 | - | 4.34 | 68,396 |
| Movies that Start with E | 0 | - | 4.13 | 68,328 |
| Movies that Start with J | 0 | - | 4.18 | 76,115 |
| Movies that Start with L | 0 | - | 4.16 | 60,382 |
| Movies that Start with M | 0 | - | 4.28 | 48,199 |
| Movies that Start with N | 0 | - | 4.02 | 41,229 |
| Movies that Start with P | 0 | - | 4.25 | 54,130 |
| Movies that Start with R | 0 | - | 4.17 | 46,608 |
| Movies that Start with W | 0 | - | 4.07 | 44,243 |
| Movies that Start with T | 0 | - | 4.34 | 49,264 |
| Movies that Start with S | 0 | - | 4.35 | 56,436 |
| Movies that Start with F | 0 | - | 4.13 | 68,809 |
| History by Letter - D | 0 | - | 4.39 | 137,530 |
| History by Letter - F | 0 | - | 4.18 | 114,182 |
| History by Letter - O | 0 | - | 4.32 | 99,462 |
| History by Letter - P | 0 | - | 4.39 | 107,809 |
| History by Letter - Q | 0 | - | 4.34 | 80,303 |
| History by Letter - R | 0 | - | 4.26 | 122,143 |
| History by Letter - T | 0 | - | 4.39 | 105,234 |
| History by Letter - U | 0 | - | 4.19 | 100,754 |
| History by Letter - V | 0 | - | 4.27 | 80,729 |
| History by Letter - Y | 0 | - | 4.27 | 87,246 |
| History by Letter - Z | 0 | - | 4.20 | 77,014 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,222 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,372 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,535 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,941 |
| Questions in Music | 0 | - | 4.41 | 54,339 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,507 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,494 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,863 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,073 |
| Middle East A-Z | 0 | - | 4.47 | 45,976 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,311 |
| 20th Century A-Z | 0 | - | 4.50 | 53,657 |
| 19th Century A-Z | 0 | - | 4.77 | 47,235 |
| 18th Century A-Z | 0 | - | 4.54 | 43,119 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,729 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,077 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,721 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,553 |
| Tony Best Musicals | 0 | - | 4.32 | 25,576 |
| Characters from Musicals | 0 | - | 4.24 | 26,669 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,872 |
| Family Bands | 0 | - | 4.11 | 21,808 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,822 |
| Star Wars A-Z | 0 | - | 4.46 | 88,041 |
| Monarchies of the World | 0 | - | 4.94 | 168,259 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,347 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,591 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,109 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,006 |
| Literature by Letter - D | 0 | - | 4.30 | 20,622 |
| Literature by Letter - C | 0 | - | 4.34 | 26,561 |
| Literature by Letter - F | 0 | - | 4.26 | 17,229 |
| Literature by Letter - E | 0 | - | 4.03 | 15,117 |
| Literature by Letter - H | 0 | - | 4.23 | 18,136 |
| Literature by Letter - I | 0 | - | 4.25 | 15,278 |
| Literature by Letter - L | 0 | - | 4.32 | 23,262 |
| Literature by Letter - M | 0 | - | 4.18 | 18,674 |
| Literature by Letter - P | 0 | - | 4.18 | 16,794 |
| Literature by Letter - O | 0 | - | 4.30 | 13,580 |
| Literature by Letter - J | 0 | - | 4.23 | 14,886 |
| Literature by Letter - N | 0 | - | 4.24 | 14,360 |
| Literature by Letter - K | 0 | - | 4.13 | 12,348 |
