| Music by Letter - F | 0 | - | 4.48 | 26,964 |
| Music by Letter - A | 0 | - | 4.61 | 31,336 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,277 |
| Music by Letter - E | 0 | - | 4.39 | 26,657 |
| Music by Letter - H | 0 | - | 4.27 | 22,498 |
| Music by Letter - B | 0 | - | 4.39 | 25,331 |
| Music by Letter - J | 0 | - | 4.37 | 20,634 |
| Music by Letter - G | 0 | - | 4.35 | 21,302 |
| Music by Letter - R | 0 | - | 4.04 | 15,093 |
| Music by Letter - C | 0 | - | 4.14 | 21,273 |
| Music by Letter - P | 0 | - | 4.38 | 19,531 |
| Music by Letter - D | 0 | - | 4.27 | 22,212 |
| Music by Letter - W | 0 | - | 4.36 | 18,642 |
| Music by Letter - N | 0 | - | 4.23 | 14,765 |
| Music by Letter - V | 0 | - | 4.33 | 17,810 |
| Music by Letter - M | 0 | - | 4.27 | 18,254 |
| Music by Letter - K | 0 | - | 4.11 | 16,209 |
| Music by Letter - T | 0 | - | 4.31 | 19,354 |
| Music by Letter - L | 0 | - | 4.33 | 16,061 |
| Music by Letter - S | 0 | - | 4.22 | 19,034 |
| Music by Letter - O | 0 | - | 4.21 | 17,036 |
| Geography by Letter - T | 0 | - | 4.84 | 153,651 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,029 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,731 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,191 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,103 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,875 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,740 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,208 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,194 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,595 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,398 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,273 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,279 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,366 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,217 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,866 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,663 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,230 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,186 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,066 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,630 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,280 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,013 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,333 |
| NATO Military Alphabet | 0 | - | 4.98 | 558,257 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 801,175 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,965 |
| Geography by Letter - A | 0 | - | 4.74 | 211,401 |
| Geography by Letter - B | 0 | - | 4.56 | 184,454 |
| Geography by Letter - H | 0 | - | 4.69 | 150,166 |
| Geography by Letter - C | 0 | - | 4.47 | 158,537 |
| Geography by Letter - D | 0 | - | 4.50 | 150,395 |
| Geography by Letter - E | 0 | - | 4.42 | 147,478 |
| Geography by Letter - I | 0 | - | 4.42 | 121,907 |
| Geography by Letter - K | 0 | - | 4.53 | 117,996 |
| Geography by Letter - L | 0 | - | 4.43 | 148,390 |
| Geography by Letter - M | 0 | - | 4.49 | 118,523 |
| Geography by Letter - N | 0 | - | 4.51 | 126,945 |
| Geography by Letter - P | 0 | - | 4.47 | 175,907 |
| Geography by Letter - R | 0 | - | 4.43 | 131,481 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,426 |
| Geography by Letter - U | 0 | - | 4.53 | 142,941 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,117 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,862 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,322 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,533 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,142 |
| Movies that Start with G | 0 | - | 4.49 | 68,466 |
| Movies that Start with I | 0 | - | 4.41 | 65,105 |
| History by Letter - A | 0 | - | 4.51 | 152,797 |
| History by Letter - B | 0 | - | 4.45 | 172,029 |
| History by Letter - C | 0 | - | 4.70 | 171,310 |
| History by Letter - E | 0 | - | 4.51 | 140,475 |
| History by Letter - G | 0 | - | 4.46 | 121,991 |
| History by Letter - H | 0 | - | 4.45 | 136,445 |
| History by Letter - J | 0 | - | 4.51 | 153,899 |
| History by Letter - N | 0 | - | 4.45 | 103,994 |
| History by Letter - S | 0 | - | 4.47 | 94,295 |
| History by Letter - W | 0 | - | 4.45 | 109,245 |
| History by Letter - M | 0 | - | 4.54 | 119,750 |
| History by Letter - K | 0 | - | 4.50 | 101,273 |
| History by Letter - L | 0 | - | 4.50 | 112,002 |
| History by Letter - I | 0 | - | 4.46 | 104,130 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,044 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,452 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,354 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,483 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,989 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,256 |
| Countries by Military Spending | 0 | - | 4.93 | 177,327 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,879 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,382 |
| All Hamilton Songs | 0 | - | 4.75 | 48,853 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,313,498 |
| Animals that Start with L | 0 | - | 4.47 | 101,774 |
| Animals that Start with P | 0 | - | 4.45 | 86,012 |
| Animals that Start with S | 0 | - | 4.49 | 87,217 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,240 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,314 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,898 |
| Islands A-Z | 0 | - | 4.46 | 121,355 |
| Human Body A-Z | 0 | - | 4.51 | 129,021 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,392 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,161 |
| Africa A-Z | 0 | - | 4.57 | 46,561 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,929 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,051 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,143 |
| Queen Songs | 0 | - | 4.85 | 25,529 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,280 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,673 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,751 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,414 |
| Disney A-Z | 0 | - | 4.37 | 86,957 |
| Literature by Letter - A | 0 | - | 4.23 | 31,926 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,168 |
| Companies A-Z | 0 | - | 4.30 | 42,682 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,598 |
| Geography by Letter - G | 0 | - | 4.35 | 126,173 |
| Geography by Letter - F | 0 | - | 4.27 | 137,739 |
| Geography by Letter - J | 0 | - | 4.34 | 122,801 |
| Geography by Letter - O | 0 | - | 4.37 | 129,639 |
| Geography by Letter - V | 0 | - | 4.39 | 121,638 |
| Geography by Letter - W | 0 | - | 4.39 | 114,763 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,417 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,583 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,399 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,226 |
| Video Games A-Z | 0 | - | 4.08 | 38,914 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,209 |
| Movies that Start with A | 0 | - | 4.13 | 61,819 |
| Movies that Start with C | 0 | - | 4.30 | 61,788 |
| Movies that Start with B | 0 | - | 4.36 | 85,143 |
| Movies that Start with D | 0 | - | 4.34 | 68,388 |
| Movies that Start with E | 0 | - | 4.13 | 68,317 |
| Movies that Start with J | 0 | - | 4.18 | 76,101 |
| Movies that Start with L | 0 | - | 4.16 | 60,373 |
| Movies that Start with M | 0 | - | 4.28 | 48,187 |
| Movies that Start with N | 0 | - | 4.02 | 41,223 |
| Movies that Start with P | 0 | - | 4.25 | 54,124 |
| Movies that Start with R | 0 | - | 4.17 | 46,601 |
| Movies that Start with W | 0 | - | 4.07 | 44,236 |
| Movies that Start with T | 0 | - | 4.34 | 49,254 |
| Movies that Start with S | 0 | - | 4.35 | 56,425 |
| Movies that Start with F | 0 | - | 4.13 | 68,800 |
| History by Letter - D | 0 | - | 4.39 | 137,444 |
| History by Letter - F | 0 | - | 4.18 | 114,151 |
| History by Letter - O | 0 | - | 4.32 | 99,439 |
| History by Letter - P | 0 | - | 4.39 | 107,784 |
| History by Letter - Q | 0 | - | 4.34 | 80,278 |
| History by Letter - R | 0 | - | 4.26 | 122,114 |
| History by Letter - T | 0 | - | 4.39 | 105,214 |
| History by Letter - U | 0 | - | 4.19 | 100,734 |
| History by Letter - V | 0 | - | 4.27 | 80,711 |
| History by Letter - Y | 0 | - | 4.27 | 87,224 |
| History by Letter - Z | 0 | - | 4.20 | 76,996 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,217 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,802 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,343 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,498 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,902 |
| Questions in Music | 0 | - | 4.41 | 54,314 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,497 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,478 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,790 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,067 |
| Middle East A-Z | 0 | - | 4.47 | 45,970 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,303 |
| 20th Century A-Z | 0 | - | 4.50 | 53,632 |
| 19th Century A-Z | 0 | - | 4.77 | 47,213 |
| 18th Century A-Z | 0 | - | 4.54 | 43,097 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,721 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,022 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,692 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,524 |
| Tony Best Musicals | 0 | - | 4.32 | 25,570 |
| Characters from Musicals | 0 | - | 4.24 | 26,664 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,868 |
| Family Bands | 0 | - | 4.11 | 21,803 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,656 |
| Star Wars A-Z | 0 | - | 4.46 | 88,016 |
| Monarchies of the World | 0 | - | 4.94 | 168,173 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,317 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,550 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,070 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,990 |
| Literature by Letter - B | 0 | - | 3.96 | 20,459 |
| Literature by Letter - D | 0 | - | 4.30 | 20,599 |
| Literature by Letter - C | 0 | - | 4.34 | 26,544 |
| Literature by Letter - F | 0 | - | 4.26 | 17,213 |
| Literature by Letter - E | 0 | - | 4.03 | 15,090 |
| Literature by Letter - H | 0 | - | 4.23 | 18,119 |
| Literature by Letter - I | 0 | - | 4.25 | 15,260 |
| Literature by Letter - L | 0 | - | 4.32 | 23,252 |
| Literature by Letter - M | 0 | - | 4.18 | 18,659 |
| Literature by Letter - P | 0 | - | 4.18 | 16,780 |
| Literature by Letter - O | 0 | - | 4.30 | 13,567 |
| Literature by Letter - J | 0 | - | 4.23 | 14,874 |
| Literature by Letter - N | 0 | - | 4.24 | 14,346 |
