| Music by Letter - F | 0 | - | 4.48 | 26,827 |
| Music by Letter - A | 0 | - | 4.61 | 31,189 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,062 |
| Music by Letter - E | 0 | - | 4.39 | 26,547 |
| Music by Letter - I | 0 | - | 4.22 | 15,676 |
| Music by Letter - H | 0 | - | 4.27 | 22,384 |
| Music by Letter - B | 0 | - | 4.39 | 25,213 |
| Music by Letter - J | 0 | - | 4.37 | 20,550 |
| Music by Letter - G | 0 | - | 4.35 | 21,198 |
| Music by Letter - R | 0 | - | 4.10 | 15,007 |
| Music by Letter - C | 0 | - | 4.19 | 21,172 |
| Music by Letter - P | 0 | - | 4.38 | 19,434 |
| Music by Letter - D | 0 | - | 4.32 | 22,098 |
| Music by Letter - W | 0 | - | 4.36 | 18,562 |
| Music by Letter - N | 0 | - | 4.23 | 14,680 |
| Music by Letter - V | 0 | - | 4.33 | 17,726 |
| Music by Letter - M | 0 | - | 4.27 | 18,151 |
| Music by Letter - K | 0 | - | 4.11 | 16,118 |
| Music by Letter - T | 0 | - | 4.31 | 19,260 |
| Music by Letter - L | 0 | - | 4.33 | 15,968 |
| Music by Letter - S | 0 | - | 4.22 | 18,956 |
| Music by Letter - O | 0 | - | 4.21 | 16,950 |
| Geography by Letter - T | 0 | - | 4.84 | 152,419 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,266 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,895 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,732 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,934 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,392 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,744 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,383 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,380 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,149 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,165 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,945 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,067 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,148 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,975 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,544 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,302 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,912 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,922 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,858 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,395 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,837 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,955 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,192 |
| NATO Military Alphabet | 0 | - | 4.98 | 554,181 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,860 |
| Geography by Letter - A | 0 | - | 4.74 | 210,101 |
| Geography by Letter - B | 0 | - | 4.56 | 183,260 |
| Geography by Letter - H | 0 | - | 4.69 | 149,281 |
| Geography by Letter - C | 0 | - | 4.47 | 157,556 |
| Geography by Letter - D | 0 | - | 4.50 | 149,492 |
| Geography by Letter - E | 0 | - | 4.42 | 146,645 |
| Geography by Letter - I | 0 | - | 4.42 | 121,204 |
| Geography by Letter - K | 0 | - | 4.53 | 117,328 |
| Geography by Letter - L | 0 | - | 4.43 | 147,617 |
| Geography by Letter - M | 0 | - | 4.49 | 117,629 |
| Geography by Letter - N | 0 | - | 4.51 | 126,232 |
| Geography by Letter - P | 0 | - | 4.47 | 175,146 |
| Geography by Letter - R | 0 | - | 4.43 | 130,328 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,603 |
| Geography by Letter - U | 0 | - | 4.54 | 142,060 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,980 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,685 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,187 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,335 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,907 |
| Movies that Start with G | 0 | - | 4.48 | 68,242 |
| Movies that Start with I | 0 | - | 4.41 | 64,881 |
| History by Letter - A | 0 | - | 4.51 | 152,114 |
| History by Letter - B | 0 | - | 4.45 | 171,261 |
| History by Letter - C | 0 | - | 4.69 | 170,317 |
| History by Letter - E | 0 | - | 4.51 | 139,847 |
| History by Letter - G | 0 | - | 4.45 | 121,444 |
| History by Letter - H | 0 | - | 4.45 | 135,867 |
| History by Letter - J | 0 | - | 4.51 | 153,242 |
| History by Letter - N | 0 | - | 4.44 | 103,387 |
| History by Letter - S | 0 | - | 4.47 | 93,675 |
| History by Letter - W | 0 | - | 4.45 | 108,730 |
| History by Letter - M | 0 | - | 4.54 | 119,095 |
| History by Letter - K | 0 | - | 4.50 | 100,819 |
| History by Letter - L | 0 | - | 4.49 | 111,502 |
| History by Letter - I | 0 | - | 4.46 | 103,684 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,256 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,190 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,297 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,192 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,319 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,708 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,088 |
| Countries by Military Spending | 0 | - | 4.93 | 176,395 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,509 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,695 |
| All Hamilton Songs | 0 | - | 4.74 | 48,296 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,811 |
| Animals that Start with L | 0 | - | 4.47 | 101,263 |
| Animals that Start with P | 0 | - | 4.45 | 85,644 |
| Animals that Start with S | 0 | - | 4.49 | 86,817 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,634 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,587 |
| World Cities A-Z by Clue #1 | 0 | - | 4.55 | 65,943 |
| Islands A-Z | 0 | - | 4.46 | 116,755 |
| World Cities A-Z by Clue #2 | 0 | - | 4.45 | 57,445 |
| Human Body A-Z | 0 | - | 4.51 | 128,391 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,207 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,808 |
| Africa A-Z | 0 | - | 4.57 | 46,370 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,599 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,817 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,959 |
| Queen Songs | 0 | - | 4.84 | 25,220 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,189 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,361 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,512 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,207 |
| Disney A-Z | 0 | - | 4.37 | 86,435 |
| Literature by Letter - A | 0 | - | 4.23 | 31,759 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,067 |
| Companies A-Z | 0 | - | 4.30 | 42,609 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,481 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,812 |
| Geography by Letter - G | 0 | - | 4.35 | 125,471 |
| Geography by Letter - F | 0 | - | 4.27 | 137,046 |
| Geography by Letter - J | 0 | - | 4.34 | 122,161 |
| Geography by Letter - O | 0 | - | 4.37 | 128,983 |
| Geography by Letter - V | 0 | - | 4.39 | 120,881 |
| Geography by Letter - W | 0 | - | 4.39 | 114,192 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,658 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,026 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,870 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,109 |
| Video Games A-Z | 0 | - | 4.08 | 38,690 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,078 |
| Movies that Start with A | 0 | - | 4.13 | 61,632 |
| Movies that Start with C | 0 | - | 4.30 | 61,572 |
| Movies that Start with B | 0 | - | 4.35 | 84,906 |
| Movies that Start with D | 0 | - | 4.34 | 68,217 |
| Movies that Start with E | 0 | - | 4.13 | 68,163 |
| Movies that Start with J | 0 | - | 4.18 | 75,909 |
| Movies that Start with L | 0 | - | 4.16 | 60,219 |
| Movies that Start with M | 0 | - | 4.28 | 48,058 |
| Movies that Start with N | 0 | - | 4.02 | 41,103 |
| Movies that Start with P | 0 | - | 4.25 | 53,997 |
| Movies that Start with R | 0 | - | 4.17 | 46,439 |
| Movies that Start with W | 0 | - | 4.07 | 44,131 |
| Movies that Start with T | 0 | - | 4.33 | 49,107 |
| Movies that Start with S | 0 | - | 4.35 | 56,265 |
| Movies that Start with F | 0 | - | 4.13 | 68,632 |
| History by Letter - D | 0 | - | 4.39 | 136,878 |
| History by Letter - F | 0 | - | 4.18 | 113,686 |
| History by Letter - O | 0 | - | 4.31 | 99,049 |
| History by Letter - P | 0 | - | 4.38 | 107,344 |
| History by Letter - Q | 0 | - | 4.34 | 79,975 |
| History by Letter - R | 0 | - | 4.26 | 121,650 |
| History by Letter - T | 0 | - | 4.39 | 104,871 |
| History by Letter - U | 0 | - | 4.19 | 100,249 |
| History by Letter - V | 0 | - | 4.27 | 80,365 |
| History by Letter - Y | 0 | - | 4.27 | 86,934 |
| History by Letter - Z | 0 | - | 4.18 | 76,743 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,116 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,663 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,009 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,183 |
| Questions in Music | 0 | - | 4.41 | 53,999 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,271 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,124 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,802 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,841 |
| Middle East A-Z | 0 | - | 4.47 | 45,787 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,149 |
| 20th Century A-Z | 0 | - | 4.50 | 53,167 |
| 19th Century A-Z | 0 | - | 4.77 | 46,738 |
| 18th Century A-Z | 0 | - | 4.54 | 42,649 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,590 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,162 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,003 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,925 |
| Tony Best Musicals | 0 | - | 4.31 | 25,431 |
| Characters from Musicals | 0 | - | 4.24 | 26,477 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,770 |
| Family Bands | 0 | - | 4.11 | 21,767 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,081 |
| Star Wars A-Z | 0 | - | 4.46 | 87,172 |
| Monarchies of the World | 0 | - | 4.94 | 166,599 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,534 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,920 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,452 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,664 |
| Literature by Letter - D | 0 | - | 4.30 | 20,459 |
| Literature by Letter - C | 0 | - | 4.34 | 26,385 |
| Literature by Letter - F | 0 | - | 4.25 | 17,081 |
| Literature by Letter - E | 0 | - | 4.03 | 14,968 |
| Literature by Letter - H | 0 | - | 4.23 | 18,002 |
| Literature by Letter - I | 0 | - | 4.25 | 15,145 |
| Literature by Letter - L | 0 | - | 4.32 | 23,139 |
| Literature by Letter - M | 0 | - | 4.16 | 18,541 |
| Literature by Letter - P | 0 | - | 4.16 | 16,669 |
| Literature by Letter - O | 0 | - | 4.30 | 13,468 |
| Literature by Letter - J | 0 | - | 4.23 | 14,746 |
