| Music by Letter - F | 0 | - | 4.48 | 26,971 |
| Music by Letter - A | 0 | - | 4.61 | 31,339 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,286 |
| Music by Letter - E | 0 | - | 4.39 | 26,660 |
| Music by Letter - I | 0 | - | 4.22 | 15,777 |
| Music by Letter - H | 0 | - | 4.27 | 22,501 |
| Music by Letter - B | 0 | - | 4.39 | 25,334 |
| Music by Letter - J | 0 | - | 4.37 | 20,635 |
| Music by Letter - G | 0 | - | 4.35 | 21,302 |
| Music by Letter - R | 0 | - | 4.04 | 15,096 |
| Music by Letter - C | 0 | - | 4.14 | 21,278 |
| Music by Letter - P | 0 | - | 4.38 | 19,534 |
| Music by Letter - D | 0 | - | 4.27 | 22,216 |
| Music by Letter - W | 0 | - | 4.36 | 18,643 |
| Music by Letter - N | 0 | - | 4.23 | 14,766 |
| Music by Letter - V | 0 | - | 4.33 | 17,813 |
| Music by Letter - M | 0 | - | 4.27 | 18,257 |
| Music by Letter - K | 0 | - | 4.11 | 16,213 |
| Music by Letter - T | 0 | - | 4.31 | 19,356 |
| Music by Letter - L | 0 | - | 4.33 | 16,063 |
| Music by Letter - S | 0 | - | 4.22 | 19,037 |
| Music by Letter - O | 0 | - | 4.21 | 17,037 |
| Geography by Letter - T | 0 | - | 4.84 | 153,710 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,067 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,763 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,224 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,146 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,919 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,785 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,260 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,233 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,621 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,407 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,285 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,289 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,373 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,226 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,880 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,676 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,243 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,197 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,072 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,641 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,355 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,016 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,338 |
| NATO Military Alphabet | 0 | - | 4.98 | 558,453 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 801,304 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,969 |
| Geography by Letter - A | 0 | - | 4.74 | 211,454 |
| Geography by Letter - B | 0 | - | 4.56 | 184,508 |
| Geography by Letter - H | 0 | - | 4.69 | 150,213 |
| Geography by Letter - C | 0 | - | 4.47 | 158,593 |
| Geography by Letter - D | 0 | - | 4.50 | 150,436 |
| Geography by Letter - E | 0 | - | 4.42 | 147,519 |
| Geography by Letter - I | 0 | - | 4.42 | 121,946 |
| Geography by Letter - K | 0 | - | 4.53 | 118,046 |
| Geography by Letter - L | 0 | - | 4.43 | 148,442 |
| Geography by Letter - M | 0 | - | 4.49 | 118,569 |
| Geography by Letter - N | 0 | - | 4.51 | 127,138 |
| Geography by Letter - P | 0 | - | 4.47 | 175,950 |
| Geography by Letter - R | 0 | - | 4.43 | 131,534 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,464 |
| Geography by Letter - U | 0 | - | 4.53 | 142,982 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,124 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,874 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,337 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,546 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,161 |
| Movies that Start with G | 0 | - | 4.49 | 68,471 |
| Movies that Start with I | 0 | - | 4.41 | 65,112 |
| History by Letter - A | 0 | - | 4.51 | 152,822 |
| History by Letter - B | 0 | - | 4.45 | 172,058 |
| History by Letter - C | 0 | - | 4.70 | 171,339 |
| History by Letter - E | 0 | - | 4.51 | 140,492 |
| History by Letter - G | 0 | - | 4.46 | 122,012 |
| History by Letter - H | 0 | - | 4.45 | 136,466 |
| History by Letter - J | 0 | - | 4.51 | 153,918 |
| History by Letter - N | 0 | - | 4.45 | 104,007 |
| History by Letter - S | 0 | - | 4.47 | 94,307 |
| History by Letter - W | 0 | - | 4.45 | 109,269 |
| History by Letter - M | 0 | - | 4.54 | 119,770 |
| History by Letter - K | 0 | - | 4.50 | 101,290 |
| History by Letter - L | 0 | - | 4.50 | 112,013 |
| History by Letter - I | 0 | - | 4.46 | 104,147 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,068 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,460 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,364 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,490 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,994 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,263 |
| Countries by Military Spending | 0 | - | 4.93 | 177,360 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,901 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,413 |
| All Hamilton Songs | 0 | - | 4.75 | 48,866 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,313,846 |
| Animals that Start with L | 0 | - | 4.47 | 101,781 |
| Animals that Start with P | 0 | - | 4.45 | 86,020 |
| Animals that Start with S | 0 | - | 4.49 | 87,224 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,263 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,344 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 67,933 |
| Islands A-Z | 0 | - | 4.46 | 122,187 |
| Human Body A-Z | 0 | - | 4.51 | 129,043 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,419 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,187 |
| Africa A-Z | 0 | - | 4.57 | 46,567 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,942 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,058 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,150 |
| Queen Songs | 0 | - | 4.85 | 25,540 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,293 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,682 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,760 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,422 |
| Disney A-Z | 0 | - | 4.37 | 86,969 |
| Literature by Letter - A | 0 | - | 4.23 | 31,943 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,179 |
| Companies A-Z | 0 | - | 4.30 | 42,683 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,607 |
| Geography by Letter - G | 0 | - | 4.35 | 126,210 |
| Geography by Letter - F | 0 | - | 4.27 | 137,776 |
| Geography by Letter - J | 0 | - | 4.34 | 122,840 |
| Geography by Letter - O | 0 | - | 4.37 | 129,683 |
| Geography by Letter - V | 0 | - | 4.39 | 121,673 |
| Geography by Letter - W | 0 | - | 4.39 | 114,795 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,446 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,609 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,427 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,230 |
| Video Games A-Z | 0 | - | 4.08 | 38,920 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,221 |
| Movies that Start with A | 0 | - | 4.13 | 61,823 |
| Movies that Start with C | 0 | - | 4.30 | 61,795 |
| Movies that Start with B | 0 | - | 4.36 | 85,153 |
| Movies that Start with D | 0 | - | 4.34 | 68,393 |
| Movies that Start with E | 0 | - | 4.13 | 68,324 |
| Movies that Start with J | 0 | - | 4.18 | 76,113 |
| Movies that Start with L | 0 | - | 4.16 | 60,379 |
| Movies that Start with M | 0 | - | 4.28 | 48,195 |
| Movies that Start with N | 0 | - | 4.02 | 41,226 |
| Movies that Start with P | 0 | - | 4.25 | 54,128 |
| Movies that Start with R | 0 | - | 4.17 | 46,606 |
| Movies that Start with W | 0 | - | 4.07 | 44,242 |
| Movies that Start with T | 0 | - | 4.34 | 49,263 |
| Movies that Start with S | 0 | - | 4.35 | 56,434 |
| Movies that Start with F | 0 | - | 4.13 | 68,806 |
| History by Letter - D | 0 | - | 4.39 | 137,473 |
| History by Letter - F | 0 | - | 4.18 | 114,170 |
| History by Letter - O | 0 | - | 4.32 | 99,453 |
| History by Letter - P | 0 | - | 4.39 | 107,795 |
| History by Letter - Q | 0 | - | 4.34 | 80,290 |
| History by Letter - R | 0 | - | 4.26 | 122,130 |
| History by Letter - T | 0 | - | 4.39 | 105,224 |
| History by Letter - U | 0 | - | 4.19 | 100,744 |
| History by Letter - V | 0 | - | 4.27 | 80,720 |
| History by Letter - Y | 0 | - | 4.27 | 87,235 |
| History by Letter - Z | 0 | - | 4.20 | 77,005 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,221 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,362 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,522 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,929 |
| Questions in Music | 0 | - | 4.41 | 54,332 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,504 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,491 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,842 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,071 |
| Middle East A-Z | 0 | - | 4.47 | 45,974 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,308 |
| 20th Century A-Z | 0 | - | 4.50 | 53,652 |
| 19th Century A-Z | 0 | - | 4.77 | 47,230 |
| 18th Century A-Z | 0 | - | 4.54 | 43,116 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,729 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,059 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,713 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,544 |
| 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 | 21,806 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,777 |
| Star Wars A-Z | 0 | - | 4.46 | 88,035 |
| Monarchies of the World | 0 | - | 4.94 | 168,239 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,332 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,578 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,097 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,999 |
| Literature by Letter - D | 0 | - | 4.30 | 20,617 |
| Literature by Letter - C | 0 | - | 4.34 | 26,557 |
| Literature by Letter - F | 0 | - | 4.26 | 17,227 |
| Literature by Letter - E | 0 | - | 4.03 | 15,110 |
| Literature by Letter - H | 0 | - | 4.23 | 18,134 |
| Literature by Letter - I | 0 | - | 4.25 | 15,275 |
| Literature by Letter - L | 0 | - | 4.32 | 23,261 |
| Literature by Letter - M | 0 | - | 4.18 | 18,672 |
| 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 | 14,883 |
| Literature by Letter - N | 0 | - | 4.24 | 14,357 |
| Literature by Letter - K | 0 | - | 4.13 | 12,343 |
