| Music by Letter - F | 0 | - | 4.48 | 26,914 |
| Music by Letter - A | 0 | - | 4.61 | 31,279 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,197 |
| Music by Letter - E | 0 | - | 4.39 | 26,613 |
| Music by Letter - I | 0 | - | 4.22 | 15,738 |
| Music by Letter - H | 0 | - | 4.27 | 22,454 |
| Music by Letter - B | 0 | - | 4.39 | 25,287 |
| Music by Letter - J | 0 | - | 4.37 | 20,604 |
| Music by Letter - G | 0 | - | 4.35 | 21,264 |
| Music by Letter - R | 0 | - | 4.04 | 15,060 |
| Music by Letter - C | 0 | - | 4.14 | 21,230 |
| Music by Letter - P | 0 | - | 4.38 | 19,500 |
| Music by Letter - D | 0 | - | 4.27 | 22,167 |
| Music by Letter - W | 0 | - | 4.36 | 18,614 |
| Music by Letter - N | 0 | - | 4.23 | 14,735 |
| Music by Letter - V | 0 | - | 4.33 | 17,777 |
| Music by Letter - M | 0 | - | 4.27 | 18,211 |
| Music by Letter - K | 0 | - | 4.11 | 16,183 |
| Music by Letter - T | 0 | - | 4.31 | 19,317 |
| Music by Letter - L | 0 | - | 4.33 | 16,031 |
| Music by Letter - S | 0 | - | 4.22 | 19,008 |
| Music by Letter - O | 0 | - | 4.21 | 17,007 |
| Geography by Letter - T | 0 | - | 4.84 | 153,010 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,623 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,307 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,992 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,428 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,677 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,303 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,866 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,695 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,408 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,306 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,132 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,196 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,263 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,114 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,743 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,510 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,107 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,072 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,987 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,525 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,680 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,986 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,278 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,566 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,545 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,911 |
| Geography by Letter - A | 0 | - | 4.74 | 210,876 |
| Geography by Letter - B | 0 | - | 4.56 | 183,830 |
| Geography by Letter - H | 0 | - | 4.69 | 149,690 |
| Geography by Letter - C | 0 | - | 4.47 | 158,042 |
| Geography by Letter - D | 0 | - | 4.50 | 149,933 |
| Geography by Letter - E | 0 | - | 4.42 | 147,057 |
| Geography by Letter - I | 0 | - | 4.42 | 121,543 |
| Geography by Letter - K | 0 | - | 4.53 | 117,666 |
| Geography by Letter - L | 0 | - | 4.43 | 148,016 |
| Geography by Letter - M | 0 | - | 4.49 | 118,186 |
| Geography by Letter - N | 0 | - | 4.51 | 126,614 |
| Geography by Letter - P | 0 | - | 4.47 | 175,535 |
| Geography by Letter - R | 0 | - | 4.44 | 130,806 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,027 |
| Geography by Letter - U | 0 | - | 4.53 | 142,511 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,047 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,776 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,251 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,439 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,039 |
| Movies that Start with G | 0 | - | 4.49 | 68,388 |
| Movies that Start with I | 0 | - | 4.41 | 65,040 |
| History by Letter - A | 0 | - | 4.51 | 152,465 |
| History by Letter - B | 0 | - | 4.45 | 171,660 |
| History by Letter - C | 0 | - | 4.70 | 170,790 |
| History by Letter - E | 0 | - | 4.51 | 140,178 |
| History by Letter - G | 0 | - | 4.46 | 121,722 |
| History by Letter - H | 0 | - | 4.45 | 136,175 |
| History by Letter - J | 0 | - | 4.51 | 153,591 |
| History by Letter - N | 0 | - | 4.45 | 103,618 |
| History by Letter - S | 0 | - | 4.47 | 93,871 |
| History by Letter - W | 0 | - | 4.45 | 108,993 |
| History by Letter - M | 0 | - | 4.54 | 119,357 |
| History by Letter - K | 0 | - | 4.50 | 101,045 |
| History by Letter - L | 0 | - | 4.50 | 111,756 |
| History by Letter - I | 0 | - | 4.46 | 103,907 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,725 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,384 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,286 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,417 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,869 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,185 |
| Countries by Military Spending | 0 | - | 4.93 | 176,945 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,716 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,086 |
| All Hamilton Songs | 0 | - | 4.74 | 48,648 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,309,955 |
| Animals that Start with L | 0 | - | 4.47 | 101,677 |
| Animals that Start with P | 0 | - | 4.45 | 85,928 |
| Animals that Start with S | 0 | - | 4.49 | 87,119 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,932 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,979 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,276 |
| Islands A-Z | 0 | - | 4.46 | 117,116 |
| Human Body A-Z | 0 | - | 4.51 | 128,857 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,124 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,014 |
| Africa A-Z | 0 | - | 4.57 | 46,491 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,808 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,939 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,055 |
| Queen Songs | 0 | - | 4.83 | 25,404 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,241 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,561 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,663 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,332 |
| Disney A-Z | 0 | - | 4.37 | 86,802 |
| Literature by Letter - A | 0 | - | 4.23 | 31,827 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,098 |
| Companies A-Z | 0 | - | 4.30 | 42,649 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,548 |
| Geography by Letter - G | 0 | - | 4.35 | 125,813 |
| Geography by Letter - F | 0 | - | 4.27 | 137,395 |
| Geography by Letter - J | 0 | - | 4.34 | 122,483 |
| Geography by Letter - O | 0 | - | 4.37 | 129,325 |
| Geography by Letter - V | 0 | - | 4.39 | 121,287 |
| Geography by Letter - W | 0 | - | 4.39 | 114,485 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,966 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,309 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,143 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,168 |
| Video Games A-Z | 0 | - | 4.08 | 38,825 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,144 |
| Movies that Start with A | 0 | - | 4.13 | 61,757 |
| Movies that Start with C | 0 | - | 4.30 | 61,701 |
| Movies that Start with B | 0 | - | 4.36 | 85,060 |
| Movies that Start with D | 0 | - | 4.34 | 68,332 |
| Movies that Start with E | 0 | - | 4.13 | 68,265 |
| Movies that Start with J | 0 | - | 4.18 | 76,033 |
| Movies that Start with L | 0 | - | 4.16 | 60,312 |
| Movies that Start with M | 0 | - | 4.28 | 48,144 |
| Movies that Start with N | 0 | - | 4.02 | 41,185 |
| Movies that Start with P | 0 | - | 4.25 | 54,076 |
| Movies that Start with R | 0 | - | 4.17 | 46,549 |
| Movies that Start with W | 0 | - | 4.07 | 44,197 |
| Movies that Start with T | 0 | - | 4.34 | 49,209 |
| Movies that Start with S | 0 | - | 4.35 | 56,369 |
| Movies that Start with F | 0 | - | 4.13 | 68,749 |
| History by Letter - D | 0 | - | 4.39 | 137,173 |
| History by Letter - F | 0 | - | 4.18 | 113,916 |
| History by Letter - O | 0 | - | 4.32 | 99,244 |
| History by Letter - P | 0 | - | 4.39 | 107,546 |
| History by Letter - Q | 0 | - | 4.34 | 80,135 |
| History by Letter - R | 0 | - | 4.26 | 121,883 |
| History by Letter - T | 0 | - | 4.39 | 105,035 |
| History by Letter - U | 0 | - | 4.19 | 100,556 |
| History by Letter - V | 0 | - | 4.27 | 80,548 |
| History by Letter - Y | 0 | - | 4.27 | 87,084 |
| History by Letter - Z | 0 | - | 4.18 | 76,868 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,178 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,576 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,077 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,288 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,615 |
| Questions in Music | 0 | - | 4.41 | 54,188 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,404 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,337 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,367 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,973 |
| Middle East A-Z | 0 | - | 4.47 | 45,910 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,233 |
| 20th Century A-Z | 0 | - | 4.50 | 53,281 |
| 19th Century A-Z | 0 | - | 4.77 | 46,833 |
| 18th Century A-Z | 0 | - | 4.54 | 42,716 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,670 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,669 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,401 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,281 |
| Tony Best Musicals | 0 | - | 4.31 | 25,506 |
| Characters from Musicals | 0 | - | 4.24 | 26,598 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,832 |
| Family Bands | 0 | - | 4.11 | 21,789 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,731 |
| Star Wars A-Z | 0 | - | 4.46 | 87,622 |
| Monarchies of the World | 0 | - | 4.94 | 167,354 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,063 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,284 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,801 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,834 |
| Literature by Letter - D | 0 | - | 4.30 | 20,506 |
| Literature by Letter - C | 0 | - | 4.34 | 26,447 |
| Literature by Letter - F | 0 | - | 4.26 | 17,125 |
| Literature by Letter - E | 0 | - | 4.03 | 15,011 |
| Literature by Letter - H | 0 | - | 4.23 | 18,046 |
| Literature by Letter - I | 0 | - | 4.25 | 15,187 |
| Literature by Letter - L | 0 | - | 4.32 | 23,186 |
| Literature by Letter - M | 0 | - | 4.18 | 18,584 |
| Literature by Letter - P | 0 | - | 4.18 | 16,705 |
| Literature by Letter - O | 0 | - | 4.30 | 13,495 |
| Literature by Letter - J | 0 | - | 4.23 | 14,792 |
| Literature by Letter - N | 0 | - | 4.24 | 14,272 |
