| Music by Letter - F | 0 | - | 4.48 | 26,872 |
| Music by Letter - A | 0 | - | 4.61 | 31,242 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,156 |
| Music by Letter - E | 0 | - | 4.39 | 26,588 |
| Music by Letter - I | 0 | - | 4.22 | 15,710 |
| Music by Letter - H | 0 | - | 4.27 | 22,416 |
| Music by Letter - B | 0 | - | 4.39 | 25,253 |
| Music by Letter - J | 0 | - | 4.37 | 20,577 |
| Music by Letter - G | 0 | - | 4.35 | 21,236 |
| Music by Letter - R | 0 | - | 4.10 | 15,036 |
| Music by Letter - C | 0 | - | 4.19 | 21,205 |
| Music by Letter - P | 0 | - | 4.38 | 19,475 |
| Music by Letter - D | 0 | - | 4.32 | 22,131 |
| Music by Letter - W | 0 | - | 4.36 | 18,592 |
| Music by Letter - N | 0 | - | 4.23 | 14,707 |
| Music by Letter - V | 0 | - | 4.33 | 17,758 |
| Music by Letter - K | 0 | - | 4.11 | 16,149 |
| Music by Letter - T | 0 | - | 4.31 | 19,290 |
| Music by Letter - L | 0 | - | 4.33 | 16,004 |
| Music by Letter - S | 0 | - | 4.22 | 18,981 |
| Music by Letter - O | 0 | - | 4.21 | 16,982 |
| Geography by Letter - T | 0 | - | 4.84 | 152,778 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,473 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,146 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,903 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,274 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,572 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,106 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,700 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,570 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,320 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,257 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,064 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,146 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,219 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,062 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,650 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,433 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,038 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,015 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,939 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,476 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,393 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,973 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,243 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,533 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,827 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,874 |
| Geography by Letter - A | 0 | - | 4.74 | 210,579 |
| Geography by Letter - B | 0 | - | 4.56 | 183,587 |
| Geography by Letter - H | 0 | - | 4.69 | 149,497 |
| Geography by Letter - C | 0 | - | 4.47 | 157,836 |
| Geography by Letter - D | 0 | - | 4.50 | 149,744 |
| Geography by Letter - E | 0 | - | 4.42 | 146,880 |
| Geography by Letter - I | 0 | - | 4.42 | 121,382 |
| Geography by Letter - K | 0 | - | 4.53 | 117,512 |
| Geography by Letter - L | 0 | - | 4.43 | 147,834 |
| Geography by Letter - M | 0 | - | 4.49 | 117,830 |
| Geography by Letter - N | 0 | - | 4.51 | 126,443 |
| Geography by Letter - P | 0 | - | 4.47 | 175,367 |
| Geography by Letter - R | 0 | - | 4.44 | 130,605 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,851 |
| Geography by Letter - U | 0 | - | 4.53 | 142,308 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,017 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,738 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,230 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,399 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,989 |
| Movies that Start with G | 0 | - | 4.48 | 68,312 |
| Movies that Start with I | 0 | - | 4.41 | 64,958 |
| History by Letter - A | 0 | - | 4.51 | 152,318 |
| History by Letter - B | 0 | - | 4.45 | 171,499 |
| History by Letter - C | 0 | - | 4.70 | 170,592 |
| History by Letter - E | 0 | - | 4.51 | 140,042 |
| History by Letter - G | 0 | - | 4.46 | 121,609 |
| History by Letter - H | 0 | - | 4.45 | 136,054 |
| History by Letter - J | 0 | - | 4.51 | 153,436 |
| History by Letter - N | 0 | - | 4.45 | 103,531 |
| History by Letter - S | 0 | - | 4.47 | 93,803 |
| History by Letter - W | 0 | - | 4.45 | 108,893 |
| History by Letter - M | 0 | - | 4.54 | 119,245 |
| History by Letter - K | 0 | - | 4.50 | 100,948 |
| History by Letter - L | 0 | - | 4.50 | 111,645 |
| History by Letter - I | 0 | - | 4.46 | 103,813 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,541 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,417 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,353 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,253 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,375 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,807 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,147 |
| Countries by Military Spending | 0 | - | 4.93 | 176,698 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,627 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,919 |
| All Hamilton Songs | 0 | - | 4.74 | 48,497 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,719 |
| Animals that Start with L | 0 | - | 4.47 | 101,611 |
| Animals that Start with P | 0 | - | 4.45 | 85,867 |
| Animals that Start with S | 0 | - | 4.49 | 87,043 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,803 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,821 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,883 |
| Islands A-Z | 0 | - | 4.46 | 116,953 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,246 |
| Human Body A-Z | 0 | - | 4.51 | 128,747 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,877 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,932 |
| Africa A-Z | 0 | - | 4.57 | 46,429 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,719 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,895 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,020 |
| Queen Songs | 0 | - | 4.84 | 25,322 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,225 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,488 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,617 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,277 |
| Disney A-Z | 0 | - | 4.37 | 86,699 |
| Literature by Letter - A | 0 | - | 4.23 | 31,799 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,084 |
| Companies A-Z | 0 | - | 4.30 | 42,637 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,524 |
| Geography by Letter - G | 0 | - | 4.35 | 125,662 |
| Geography by Letter - F | 0 | - | 4.27 | 137,248 |
| Geography by Letter - J | 0 | - | 4.34 | 122,340 |
| Geography by Letter - O | 0 | - | 4.37 | 129,181 |
| Geography by Letter - V | 0 | - | 4.39 | 121,106 |
| Geography by Letter - W | 0 | - | 4.39 | 114,356 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,827 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,181 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,033 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,145 |
| Video Games A-Z | 0 | - | 4.08 | 38,766 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,118 |
| Movies that Start with A | 0 | - | 4.13 | 61,699 |
| Movies that Start with C | 0 | - | 4.30 | 61,642 |
| Movies that Start with B | 0 | - | 4.35 | 84,989 |
| Movies that Start with D | 0 | - | 4.34 | 68,278 |
| Movies that Start with E | 0 | - | 4.13 | 68,214 |
| Movies that Start with J | 0 | - | 4.18 | 75,974 |
| Movies that Start with L | 0 | - | 4.16 | 60,258 |
| Movies that Start with M | 0 | - | 4.28 | 48,101 |
| Movies that Start with N | 0 | - | 4.02 | 41,139 |
| Movies that Start with P | 0 | - | 4.25 | 54,039 |
| Movies that Start with R | 0 | - | 4.17 | 46,492 |
| Movies that Start with W | 0 | - | 4.07 | 44,164 |
| Movies that Start with T | 0 | - | 4.33 | 49,158 |
| Movies that Start with S | 0 | - | 4.35 | 56,311 |
| Movies that Start with F | 0 | - | 4.13 | 68,690 |
| History by Letter - D | 0 | - | 4.39 | 137,050 |
| History by Letter - F | 0 | - | 4.18 | 113,824 |
| History by Letter - O | 0 | - | 4.32 | 99,180 |
| History by Letter - P | 0 | - | 4.39 | 107,469 |
| History by Letter - Q | 0 | - | 4.34 | 80,067 |
| History by Letter - R | 0 | - | 4.26 | 121,798 |
| History by Letter - T | 0 | - | 4.39 | 104,978 |
| History by Letter - U | 0 | - | 4.19 | 100,474 |
| History by Letter - V | 0 | - | 4.27 | 80,481 |
| History by Letter - Y | 0 | - | 4.27 | 87,022 |
| History by Letter - Z | 0 | - | 4.18 | 76,818 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,147 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,896 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,177 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,435 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,943 |
| Questions in Music | 0 | - | 4.41 | 54,103 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,349 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,246 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,106 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,916 |
| Middle East A-Z | 0 | - | 4.47 | 45,867 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,204 |
| 20th Century A-Z | 0 | - | 4.50 | 53,234 |
| 19th Century A-Z | 0 | - | 4.77 | 46,789 |
| 18th Century A-Z | 0 | - | 4.54 | 42,682 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,645 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,463 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,235 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,143 |
| Tony Best Musicals | 0 | - | 4.31 | 25,476 |
| Characters from Musicals | 0 | - | 4.24 | 26,560 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,805 |
| Family Bands | 0 | - | 4.11 | 21,781 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,266 |
| Star Wars A-Z | 0 | - | 4.46 | 87,324 |
| Monarchies of the World | 0 | - | 4.94 | 167,053 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,915 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,153 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,656 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,770 |
| Literature by Letter - D | 0 | - | 4.30 | 20,488 |
| Literature by Letter - C | 0 | - | 4.34 | 26,417 |
| Literature by Letter - F | 0 | - | 4.26 | 17,104 |
| Literature by Letter - E | 0 | - | 4.03 | 14,989 |
| Literature by Letter - H | 0 | - | 4.23 | 18,027 |
| Literature by Letter - I | 0 | - | 4.25 | 15,170 |
| Literature by Letter - L | 0 | - | 4.32 | 23,166 |
| Literature by Letter - M | 0 | - | 4.18 | 18,566 |
| Literature by Letter - P | 0 | - | 4.18 | 16,688 |
| Literature by Letter - O | 0 | - | 4.30 | 13,482 |
| Literature by Letter - J | 0 | - | 4.23 | 14,770 |
