| Music by Letter - F | 0 | - | 4.48 | 26,786 |
| Music by Letter - A | 0 | - | 4.61 | 31,159 |
| A to Z: Musical Terms | 0 | - | 4.43 | 40,988 |
| Music by Letter - E | 0 | - | 4.39 | 26,521 |
| Music by Letter - I | 0 | - | 4.22 | 15,655 |
| Music by Letter - H | 0 | - | 4.27 | 22,361 |
| Music by Letter - B | 0 | - | 4.39 | 25,183 |
| Music by Letter - J | 0 | - | 4.37 | 20,531 |
| Music by Letter - G | 0 | - | 4.35 | 21,177 |
| Music by Letter - R | 0 | - | 4.10 | 14,992 |
| Music by Letter - C | 0 | - | 4.19 | 21,151 |
| Music by Letter - P | 0 | - | 4.38 | 19,419 |
| Music by Letter - D | 0 | - | 4.32 | 22,079 |
| Music by Letter - W | 0 | - | 4.36 | 18,552 |
| Music by Letter - N | 0 | - | 4.23 | 14,670 |
| Music by Letter - V | 0 | - | 4.33 | 17,719 |
| Music by Letter - M | 0 | - | 4.27 | 18,134 |
| Music by Letter - K | 0 | - | 4.11 | 16,107 |
| Music by Letter - L | 0 | - | 4.33 | 15,955 |
| Music by Letter - S | 0 | - | 4.22 | 18,940 |
| Music by Letter - O | 0 | - | 4.21 | 16,938 |
| Geography by Letter - T | 0 | - | 4.84 | 152,235 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,192 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,820 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,666 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,834 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,332 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,643 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,293 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,302 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,087 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,136 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,898 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,050 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,131 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,937 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,509 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,259 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,866 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,884 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,827 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,355 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,645 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,934 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,158 |
| NATO Military Alphabet | 0 | - | 4.98 | 553,722 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,586 |
| Geography by Letter - A | 0 | - | 4.74 | 209,958 |
| Geography by Letter - B | 0 | - | 4.56 | 183,130 |
| Geography by Letter - H | 0 | - | 4.69 | 149,181 |
| Geography by Letter - C | 0 | - | 4.47 | 157,448 |
| Geography by Letter - D | 0 | - | 4.50 | 149,383 |
| Geography by Letter - E | 0 | - | 4.42 | 146,554 |
| Geography by Letter - I | 0 | - | 4.42 | 121,108 |
| Geography by Letter - K | 0 | - | 4.53 | 117,243 |
| Geography by Letter - L | 0 | - | 4.43 | 147,519 |
| Geography by Letter - M | 0 | - | 4.49 | 117,529 |
| Geography by Letter - N | 0 | - | 4.51 | 126,155 |
| Geography by Letter - P | 0 | - | 4.47 | 175,044 |
| Geography by Letter - R | 0 | - | 4.43 | 130,212 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,310 |
| Geography by Letter - U | 0 | - | 4.54 | 141,952 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,950 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,666 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,173 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,310 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,857 |
| Movies that Start with G | 0 | - | 4.48 | 68,224 |
| Movies that Start with I | 0 | - | 4.41 | 64,864 |
| History by Letter - A | 0 | - | 4.51 | 152,035 |
| History by Letter - B | 0 | - | 4.45 | 171,177 |
| History by Letter - C | 0 | - | 4.69 | 170,199 |
| History by Letter - E | 0 | - | 4.51 | 139,769 |
| History by Letter - G | 0 | - | 4.45 | 121,382 |
| History by Letter - H | 0 | - | 4.45 | 135,808 |
| History by Letter - J | 0 | - | 4.51 | 153,159 |
| History by Letter - N | 0 | - | 4.44 | 103,345 |
| History by Letter - S | 0 | - | 4.47 | 93,630 |
| History by Letter - W | 0 | - | 4.45 | 108,673 |
| History by Letter - M | 0 | - | 4.54 | 119,040 |
| History by Letter - K | 0 | - | 4.50 | 100,781 |
| History by Letter - L | 0 | - | 4.49 | 111,453 |
| History by Letter - I | 0 | - | 4.46 | 103,629 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,166 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,124 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,277 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,175 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,300 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,690 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,065 |
| Countries by Military Spending | 0 | - | 4.93 | 176,310 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,457 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,618 |
| All Hamilton Songs | 0 | - | 4.74 | 48,182 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,303,986 |
| Animals that Start with L | 0 | - | 4.47 | 101,213 |
| Animals that Start with P | 0 | - | 4.45 | 85,607 |
| Animals that Start with S | 0 | - | 4.49 | 86,771 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,569 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,518 |
| World Cities A-Z by Clue #1 | 0 | - | 4.54 | 65,373 |
| Islands A-Z | 0 | - | 4.46 | 116,687 |
| World Cities A-Z by Clue #2 | 0 | - | 4.44 | 56,923 |
| Human Body A-Z | 0 | - | 4.51 | 128,228 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,776 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,773 |
| Africa A-Z | 0 | - | 4.57 | 46,354 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,546 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,781 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,936 |
| Queen Songs | 0 | - | 4.84 | 25,207 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,151 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,254 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,430 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,176 |
| Disney A-Z | 0 | - | 4.37 | 86,084 |
| Literature by Letter - A | 0 | - | 4.23 | 31,746 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,062 |
| Companies A-Z | 0 | - | 4.30 | 42,602 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,467 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,794 |
| Geography by Letter - G | 0 | - | 4.35 | 125,384 |
| Geography by Letter - F | 0 | - | 4.27 | 136,955 |
| Geography by Letter - J | 0 | - | 4.34 | 122,077 |
| Geography by Letter - O | 0 | - | 4.37 | 128,901 |
| Geography by Letter - V | 0 | - | 4.39 | 120,538 |
| Geography by Letter - W | 0 | - | 4.39 | 114,104 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,574 |
| Geography by Letter - Z | 0 | - | 4.11 | 80,951 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,797 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,101 |
| Video Games A-Z | 0 | - | 4.08 | 38,661 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,059 |
| Movies that Start with A | 0 | - | 4.13 | 61,613 |
| Movies that Start with C | 0 | - | 4.30 | 61,552 |
| Movies that Start with B | 0 | - | 4.35 | 84,881 |
| Movies that Start with D | 0 | - | 4.34 | 68,204 |
| Movies that Start with E | 0 | - | 4.13 | 68,149 |
| Movies that Start with J | 0 | - | 4.18 | 75,895 |
| Movies that Start with L | 0 | - | 4.16 | 60,205 |
| Movies that Start with M | 0 | - | 4.28 | 48,040 |
| Movies that Start with N | 0 | - | 4.02 | 41,092 |
| Movies that Start with P | 0 | - | 4.25 | 53,977 |
| Movies that Start with R | 0 | - | 4.17 | 46,421 |
| Movies that Start with W | 0 | - | 4.07 | 44,113 |
| Movies that Start with T | 0 | - | 4.33 | 49,091 |
| Movies that Start with S | 0 | - | 4.35 | 56,240 |
| Movies that Start with F | 0 | - | 4.13 | 68,619 |
| History by Letter - D | 0 | - | 4.39 | 136,829 |
| History by Letter - F | 0 | - | 4.18 | 113,644 |
| History by Letter - O | 0 | - | 4.31 | 99,006 |
| History by Letter - P | 0 | - | 4.38 | 107,289 |
| History by Letter - Q | 0 | - | 4.34 | 79,941 |
| History by Letter - R | 0 | - | 4.26 | 121,599 |
| History by Letter - T | 0 | - | 4.39 | 104,829 |
| History by Letter - U | 0 | - | 4.19 | 100,190 |
| History by Letter - V | 0 | - | 4.27 | 80,329 |
| History by Letter - Y | 0 | - | 4.27 | 86,902 |
| History by Letter - Z | 0 | - | 4.18 | 76,710 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,103 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,593 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,969 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,120 |
| Questions in Music | 0 | - | 4.41 | 53,963 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,237 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,091 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,702 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,822 |
| Middle East A-Z | 0 | - | 4.47 | 45,755 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,132 |
| 20th Century A-Z | 0 | - | 4.50 | 53,136 |
| 19th Century A-Z | 0 | - | 4.77 | 46,707 |
| 18th Century A-Z | 0 | - | 4.54 | 42,619 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,546 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,065 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 66,921 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,852 |
| Tony Best Musicals | 0 | - | 4.31 | 25,400 |
| Characters from Musicals | 0 | - | 4.24 | 26,415 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,731 |
| Family Bands | 0 | - | 4.11 | 21,761 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,027 |
| Star Wars A-Z | 0 | - | 4.46 | 87,101 |
| Monarchies of the World | 0 | - | 4.94 | 166,462 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,448 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,848 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,374 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,628 |
| Literature by Letter - D | 0 | - | 4.30 | 20,448 |
| Literature by Letter - C | 0 | - | 4.34 | 26,375 |
| Literature by Letter - F | 0 | - | 4.25 | 17,074 |
| Literature by Letter - E | 0 | - | 4.03 | 14,959 |
| Literature by Letter - H | 0 | - | 4.23 | 17,992 |
| Literature by Letter - I | 0 | - | 4.25 | 15,138 |
| Literature by Letter - L | 0 | - | 4.32 | 23,132 |
| Literature by Letter - M | 0 | - | 4.16 | 18,533 |
| Literature by Letter - P | 0 | - | 4.16 | 16,664 |
| Literature by Letter - O | 0 | - | 4.30 | 13,465 |
| Literature by Letter - J | 0 | - | 4.23 | 14,739 |
| Literature by Letter - N | 0 | - | 4.24 | 14,234 |
