| Music by Letter - F | 0 | - | 4.48 | 26,939 |
| Music by Letter - A | 0 | - | 4.61 | 31,308 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,242 |
| Music by Letter - E | 0 | - | 4.39 | 26,645 |
| Music by Letter - I | 0 | - | 4.22 | 15,756 |
| Music by Letter - H | 0 | - | 4.27 | 22,480 |
| Music by Letter - B | 0 | - | 4.39 | 25,312 |
| Music by Letter - J | 0 | - | 4.37 | 20,619 |
| Music by Letter - G | 0 | - | 4.35 | 21,284 |
| Music by Letter - R | 0 | - | 4.04 | 15,081 |
| Music by Letter - C | 0 | - | 4.14 | 21,254 |
| Music by Letter - P | 0 | - | 4.38 | 19,517 |
| Music by Letter - D | 0 | - | 4.27 | 22,197 |
| Music by Letter - W | 0 | - | 4.36 | 18,630 |
| Music by Letter - N | 0 | - | 4.23 | 14,753 |
| Music by Letter - V | 0 | - | 4.33 | 17,795 |
| Music by Letter - M | 0 | - | 4.27 | 18,233 |
| Music by Letter - K | 0 | - | 4.11 | 16,199 |
| Music by Letter - T | 0 | - | 4.31 | 19,338 |
| Music by Letter - L | 0 | - | 4.33 | 16,046 |
| Music by Letter - S | 0 | - | 4.22 | 19,023 |
| Music by Letter - O | 0 | - | 4.21 | 17,025 |
| Geography by Letter - T | 0 | - | 4.84 | 153,371 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,880 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,563 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,088 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,610 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,754 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,504 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,045 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,830 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,515 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,343 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,185 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,234 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,314 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,167 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,796 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,593 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,167 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,127 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,026 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,575 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,978 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,003 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,305 |
| NATO Military Alphabet | 0 | - | 4.98 | 557,340 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 800,047 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,934 |
| Geography by Letter - A | 0 | - | 4.74 | 211,173 |
| Geography by Letter - B | 0 | - | 4.56 | 184,237 |
| Geography by Letter - H | 0 | - | 4.69 | 150,000 |
| Geography by Letter - C | 0 | - | 4.47 | 158,355 |
| Geography by Letter - D | 0 | - | 4.50 | 150,201 |
| Geography by Letter - E | 0 | - | 4.42 | 147,304 |
| Geography by Letter - I | 0 | - | 4.42 | 121,752 |
| Geography by Letter - K | 0 | - | 4.53 | 117,868 |
| Geography by Letter - L | 0 | - | 4.43 | 148,219 |
| Geography by Letter - M | 0 | - | 4.49 | 118,368 |
| Geography by Letter - N | 0 | - | 4.51 | 126,788 |
| Geography by Letter - P | 0 | - | 4.47 | 175,732 |
| Geography by Letter - R | 0 | - | 4.43 | 131,121 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,244 |
| Geography by Letter - U | 0 | - | 4.53 | 142,740 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,077 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,819 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,288 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,481 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,090 |
| Movies that Start with G | 0 | - | 4.49 | 68,429 |
| Movies that Start with I | 0 | - | 4.41 | 65,075 |
| History by Letter - A | 0 | - | 4.51 | 152,571 |
| History by Letter - B | 0 | - | 4.45 | 171,803 |
| History by Letter - C | 0 | - | 4.70 | 170,947 |
| History by Letter - E | 0 | - | 4.51 | 140,300 |
| History by Letter - G | 0 | - | 4.46 | 121,827 |
| History by Letter - H | 0 | - | 4.45 | 136,290 |
| History by Letter - J | 0 | - | 4.51 | 153,737 |
| History by Letter - N | 0 | - | 4.45 | 103,724 |
| History by Letter - S | 0 | - | 4.47 | 94,047 |
| History by Letter - W | 0 | - | 4.45 | 109,103 |
| History by Letter - M | 0 | - | 4.54 | 119,610 |
| History by Letter - K | 0 | - | 4.50 | 101,150 |
| History by Letter - L | 0 | - | 4.50 | 111,865 |
| History by Letter - I | 0 | - | 4.46 | 104,015 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,884 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,422 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,317 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,449 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,928 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,221 |
| Countries by Military Spending | 0 | - | 4.93 | 177,116 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,791 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,229 |
| All Hamilton Songs | 0 | - | 4.74 | 48,726 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,311,694 |
| Animals that Start with L | 0 | - | 4.47 | 101,728 |
| Animals that Start with P | 0 | - | 4.45 | 85,976 |
| Animals that Start with S | 0 | - | 4.49 | 87,169 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,109 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 117,162 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,617 |
| Islands A-Z | 0 | - | 4.46 | 117,237 |
| Human Body A-Z | 0 | - | 4.51 | 128,937 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,272 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,087 |
| Africa A-Z | 0 | - | 4.57 | 46,528 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,860 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,983 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,086 |
| Queen Songs | 0 | - | 4.83 | 25,464 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,251 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,611 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,695 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,375 |
| Disney A-Z | 0 | - | 4.37 | 86,871 |
| Literature by Letter - A | 0 | - | 4.23 | 31,854 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,115 |
| Companies A-Z | 0 | - | 4.30 | 42,665 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,574 |
| Geography by Letter - G | 0 | - | 4.35 | 126,017 |
| Geography by Letter - F | 0 | - | 4.27 | 137,596 |
| Geography by Letter - J | 0 | - | 4.34 | 122,669 |
| Geography by Letter - O | 0 | - | 4.37 | 129,490 |
| Geography by Letter - V | 0 | - | 4.39 | 121,465 |
| Geography by Letter - W | 0 | - | 4.39 | 114,634 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,108 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,447 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,277 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,205 |
| Video Games A-Z | 0 | - | 4.08 | 38,858 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,184 |
| Movies that Start with A | 0 | - | 4.13 | 61,796 |
| Movies that Start with C | 0 | - | 4.30 | 61,752 |
| Movies that Start with B | 0 | - | 4.36 | 85,105 |
| Movies that Start with D | 0 | - | 4.34 | 68,362 |
| Movies that Start with E | 0 | - | 4.13 | 68,294 |
| Movies that Start with J | 0 | - | 4.18 | 76,078 |
| Movies that Start with L | 0 | - | 4.16 | 60,349 |
| Movies that Start with M | 0 | - | 4.28 | 48,166 |
| Movies that Start with N | 0 | - | 4.02 | 41,208 |
| Movies that Start with P | 0 | - | 4.25 | 54,099 |
| Movies that Start with R | 0 | - | 4.17 | 46,573 |
| Movies that Start with W | 0 | - | 4.07 | 44,217 |
| Movies that Start with T | 0 | - | 4.34 | 49,231 |
| Movies that Start with S | 0 | - | 4.35 | 56,394 |
| Movies that Start with F | 0 | - | 4.13 | 68,774 |
| History by Letter - D | 0 | - | 4.39 | 137,289 |
| History by Letter - F | 0 | - | 4.18 | 114,014 |
| History by Letter - O | 0 | - | 4.32 | 99,331 |
| History by Letter - P | 0 | - | 4.39 | 107,656 |
| History by Letter - Q | 0 | - | 4.34 | 80,201 |
| History by Letter - R | 0 | - | 4.26 | 121,993 |
| History by Letter - T | 0 | - | 4.39 | 105,127 |
| History by Letter - U | 0 | - | 4.19 | 100,646 |
| History by Letter - V | 0 | - | 4.27 | 80,631 |
| History by Letter - Y | 0 | - | 4.27 | 87,143 |
| History by Letter - Z | 0 | - | 4.19 | 76,922 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,196 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,687 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,200 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,408 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,755 |
| Questions in Music | 0 | - | 4.41 | 54,245 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,441 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,408 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,566 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,019 |
| Middle East A-Z | 0 | - | 4.47 | 45,940 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,265 |
| 20th Century A-Z | 0 | - | 4.50 | 53,378 |
| 19th Century A-Z | 0 | - | 4.77 | 46,938 |
| 18th Century A-Z | 0 | - | 4.54 | 42,817 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,695 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,835 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,557 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,404 |
| Tony Best Musicals | 0 | - | 4.32 | 25,537 |
| Characters from Musicals | 0 | - | 4.24 | 26,632 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,845 |
| Family Bands | 0 | - | 4.11 | 21,796 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,023 |
| Star Wars A-Z | 0 | - | 4.46 | 87,852 |
| Monarchies of the World | 0 | - | 4.94 | 167,620 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,196 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,406 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,936 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,909 |
| Literature by Letter - D | 0 | - | 4.30 | 20,529 |
| Literature by Letter - C | 0 | - | 4.34 | 26,474 |
| Literature by Letter - F | 0 | - | 4.26 | 17,144 |
| Literature by Letter - E | 0 | - | 4.03 | 15,032 |
| Literature by Letter - H | 0 | - | 4.23 | 18,064 |
| Literature by Letter - I | 0 | - | 4.25 | 15,206 |
| Literature by Letter - L | 0 | - | 4.32 | 23,209 |
| Literature by Letter - M | 0 | - | 4.18 | 18,603 |
| Literature by Letter - P | 0 | - | 4.18 | 16,725 |
| Literature by Letter - O | 0 | - | 4.30 | 13,513 |
| Literature by Letter - J | 0 | - | 4.23 | 14,810 |
| Literature by Letter - N | 0 | - | 4.24 | 14,290 |
