| Music by Letter - F | 0 | - | 4.48 | 26,814 |
| Music by Letter - A | 0 | - | 4.61 | 31,175 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,035 |
| Music by Letter - E | 0 | - | 4.39 | 26,539 |
| Music by Letter - I | 0 | - | 4.22 | 15,668 |
| Music by Letter - H | 0 | - | 4.27 | 22,375 |
| Music by Letter - B | 0 | - | 4.39 | 25,202 |
| Music by Letter - J | 0 | - | 4.37 | 20,542 |
| Music by Letter - G | 0 | - | 4.35 | 21,192 |
| Music by Letter - R | 0 | - | 4.10 | 15,001 |
| Music by Letter - C | 0 | - | 4.19 | 21,166 |
| Music by Letter - P | 0 | - | 4.38 | 19,428 |
| Music by Letter - D | 0 | - | 4.32 | 22,093 |
| Music by Letter - W | 0 | - | 4.36 | 18,558 |
| Music by Letter - N | 0 | - | 4.23 | 14,677 |
| Music by Letter - V | 0 | - | 4.33 | 17,723 |
| Music by Letter - M | 0 | - | 4.27 | 18,140 |
| Music by Letter - K | 0 | - | 4.11 | 16,114 |
| Music by Letter - T | 0 | - | 4.31 | 19,256 |
| Music by Letter - L | 0 | - | 4.33 | 15,962 |
| Music by Letter - S | 0 | - | 4.22 | 18,949 |
| Music by Letter - O | 0 | - | 4.21 | 16,947 |
| Geography by Letter - T | 0 | - | 4.84 | 152,376 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,236 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,867 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,710 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,885 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,362 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,704 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,348 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,345 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,123 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,160 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,935 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,063 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,144 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,961 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,531 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,286 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,900 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,909 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,847 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,383 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,768 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,949 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,181 |
| NATO Military Alphabet | 0 | - | 4.98 | 554,007 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,749 |
| Geography by Letter - A | 0 | - | 4.74 | 210,058 |
| Geography by Letter - B | 0 | - | 4.56 | 183,227 |
| Geography by Letter - H | 0 | - | 4.69 | 149,250 |
| Geography by Letter - C | 0 | - | 4.47 | 157,526 |
| Geography by Letter - D | 0 | - | 4.50 | 149,464 |
| Geography by Letter - E | 0 | - | 4.42 | 146,618 |
| Geography by Letter - I | 0 | - | 4.42 | 121,179 |
| Geography by Letter - K | 0 | - | 4.53 | 117,303 |
| Geography by Letter - L | 0 | - | 4.43 | 147,587 |
| Geography by Letter - M | 0 | - | 4.49 | 117,600 |
| Geography by Letter - N | 0 | - | 4.51 | 126,207 |
| Geography by Letter - P | 0 | - | 4.47 | 175,117 |
| Geography by Letter - R | 0 | - | 4.43 | 130,295 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,568 |
| Geography by Letter - U | 0 | - | 4.54 | 142,035 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,971 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,673 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,180 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,325 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,888 |
| Movies that Start with G | 0 | - | 4.48 | 68,234 |
| Movies that Start with I | 0 | - | 4.41 | 64,876 |
| History by Letter - A | 0 | - | 4.51 | 152,078 |
| History by Letter - B | 0 | - | 4.45 | 171,228 |
| History by Letter - C | 0 | - | 4.69 | 170,264 |
| History by Letter - E | 0 | - | 4.51 | 139,815 |
| History by Letter - G | 0 | - | 4.45 | 121,421 |
| History by Letter - H | 0 | - | 4.45 | 135,844 |
| History by Letter - J | 0 | - | 4.51 | 153,206 |
| History by Letter - N | 0 | - | 4.44 | 103,370 |
| History by Letter - S | 0 | - | 4.47 | 93,656 |
| History by Letter - W | 0 | - | 4.45 | 108,705 |
| History by Letter - M | 0 | - | 4.54 | 119,075 |
| History by Letter - K | 0 | - | 4.50 | 100,808 |
| History by Letter - L | 0 | - | 4.49 | 111,485 |
| History by Letter - I | 0 | - | 4.46 | 103,660 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,208 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,167 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,291 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,187 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,314 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,700 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,081 |
| Countries by Military Spending | 0 | - | 4.93 | 176,361 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,494 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,662 |
| All Hamilton Songs | 0 | - | 4.74 | 48,253 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,472 |
| Animals that Start with L | 0 | - | 4.47 | 101,231 |
| Animals that Start with P | 0 | - | 4.45 | 85,624 |
| Animals that Start with S | 0 | - | 4.49 | 86,784 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,616 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,554 |
| World Cities A-Z by Clue #1 | 0 | - | 4.55 | 65,765 |
| Islands A-Z | 0 | - | 4.46 | 116,728 |
| World Cities A-Z by Clue #2 | 0 | - | 4.45 | 57,275 |
| Human Body A-Z | 0 | - | 4.51 | 128,351 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,081 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,795 |
| Africa A-Z | 0 | - | 4.57 | 46,361 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,579 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,803 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,951 |
| Queen Songs | 0 | - | 4.84 | 25,214 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,176 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,321 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,482 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,195 |
| Disney A-Z | 0 | - | 4.37 | 86,174 |
| Literature by Letter - A | 0 | - | 4.23 | 31,754 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,066 |
| Companies A-Z | 0 | - | 4.30 | 42,607 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,476 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,805 |
| Geography by Letter - G | 0 | - | 4.35 | 125,443 |
| Geography by Letter - F | 0 | - | 4.27 | 137,022 |
| Geography by Letter - J | 0 | - | 4.34 | 122,140 |
| Geography by Letter - O | 0 | - | 4.37 | 128,958 |
| Geography by Letter - V | 0 | - | 4.39 | 120,849 |
| Geography by Letter - W | 0 | - | 4.39 | 114,167 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,637 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,008 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,852 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,107 |
| Video Games A-Z | 0 | - | 4.08 | 38,679 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,065 |
| Movies that Start with A | 0 | - | 4.13 | 61,628 |
| Movies that Start with C | 0 | - | 4.30 | 61,566 |
| Movies that Start with B | 0 | - | 4.35 | 84,899 |
| Movies that Start with D | 0 | - | 4.34 | 68,215 |
| Movies that Start with E | 0 | - | 4.13 | 68,160 |
| Movies that Start with J | 0 | - | 4.18 | 75,905 |
| Movies that Start with L | 0 | - | 4.16 | 60,216 |
| Movies that Start with M | 0 | - | 4.28 | 48,052 |
| Movies that Start with N | 0 | - | 4.02 | 41,100 |
| Movies that Start with P | 0 | - | 4.25 | 53,991 |
| Movies that Start with R | 0 | - | 4.17 | 46,431 |
| Movies that Start with W | 0 | - | 4.07 | 44,123 |
| Movies that Start with T | 0 | - | 4.33 | 49,101 |
| Movies that Start with S | 0 | - | 4.35 | 56,256 |
| Movies that Start with F | 0 | - | 4.13 | 68,626 |
| History by Letter - D | 0 | - | 4.39 | 136,858 |
| History by Letter - F | 0 | - | 4.18 | 113,668 |
| History by Letter - O | 0 | - | 4.31 | 99,036 |
| History by Letter - P | 0 | - | 4.38 | 107,321 |
| History by Letter - Q | 0 | - | 4.34 | 79,960 |
| History by Letter - R | 0 | - | 4.26 | 121,629 |
| History by Letter - T | 0 | - | 4.39 | 104,851 |
| History by Letter - U | 0 | - | 4.19 | 100,225 |
| History by Letter - V | 0 | - | 4.27 | 80,345 |
| History by Letter - Y | 0 | - | 4.27 | 86,922 |
| History by Letter - Z | 0 | - | 4.18 | 76,726 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,111 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,638 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,996 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,161 |
| Questions in Music | 0 | - | 4.41 | 53,988 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,256 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,114 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,760 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,830 |
| Middle East A-Z | 0 | - | 4.47 | 45,778 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,141 |
| 20th Century A-Z | 0 | - | 4.50 | 53,152 |
| 19th Century A-Z | 0 | - | 4.77 | 46,720 |
| 18th Century A-Z | 0 | - | 4.54 | 42,637 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,573 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,122 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 66,970 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,903 |
| Tony Best Musicals | 0 | - | 4.31 | 25,424 |
| Characters from Musicals | 0 | - | 4.24 | 26,456 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,757 |
| Family Bands | 0 | - | 4.11 | 21,767 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,055 |
| Star Wars A-Z | 0 | - | 4.46 | 87,145 |
| Monarchies of the World | 0 | - | 4.94 | 166,552 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,498 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,888 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,425 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,653 |
| Literature by Letter - D | 0 | - | 4.30 | 20,454 |
| Literature by Letter - C | 0 | - | 4.34 | 26,381 |
| Literature by Letter - F | 0 | - | 4.25 | 17,079 |
| Literature by Letter - E | 0 | - | 4.03 | 14,966 |
| Literature by Letter - H | 0 | - | 4.23 | 17,997 |
| Literature by Letter - I | 0 | - | 4.25 | 15,143 |
| Literature by Letter - L | 0 | - | 4.32 | 23,137 |
| Literature by Letter - M | 0 | - | 4.16 | 18,537 |
| Literature by Letter - P | 0 | - | 4.16 | 16,667 |
| Literature by Letter - O | 0 | - | 4.30 | 13,467 |
| Literature by Letter - J | 0 | - | 4.23 | 14,744 |
