| 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 | 41,194 |
| 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 | 22,166 |
| Music by Letter - W | 0 | - | 4.36 | 18,614 |
| Music by Letter - N | 0 | - | 4.23 | 14,734 |
| 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 | 19,316 |
| 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 | 153,003 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,617 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,306 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,991 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,424 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,675 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,300 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,865 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,690 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,403 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,302 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,128 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,194 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,262 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,110 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,739 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,507 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,104 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,069 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,985 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,523 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,672 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,984 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,277 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,534 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,533 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,910 |
| Geography by Letter - A | 0 | - | 4.74 | 210,871 |
| Geography by Letter - B | 0 | - | 4.56 | 183,824 |
| Geography by Letter - H | 0 | - | 4.69 | 149,684 |
| Geography by Letter - C | 0 | - | 4.47 | 158,036 |
| Geography by Letter - D | 0 | - | 4.50 | 149,927 |
| Geography by Letter - E | 0 | - | 4.42 | 147,051 |
| Geography by Letter - I | 0 | - | 4.42 | 121,535 |
| Geography by Letter - K | 0 | - | 4.53 | 117,659 |
| Geography by Letter - L | 0 | - | 4.43 | 148,010 |
| Geography by Letter - M | 0 | - | 4.49 | 118,179 |
| Geography by Letter - N | 0 | - | 4.51 | 126,609 |
| Geography by Letter - P | 0 | - | 4.47 | 175,527 |
| Geography by Letter - R | 0 | - | 4.44 | 130,800 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,021 |
| Geography by Letter - U | 0 | - | 4.53 | 142,505 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,046 |
| 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 | 125,037 |
| Movies that Start with G | 0 | - | 4.49 | 68,384 |
| Movies that Start with I | 0 | - | 4.41 | 65,039 |
| History by Letter - A | 0 | - | 4.51 | 152,461 |
| History by Letter - B | 0 | - | 4.45 | 171,655 |
| History by Letter - C | 0 | - | 4.70 | 170,786 |
| History by Letter - E | 0 | - | 4.51 | 140,173 |
| History by Letter - G | 0 | - | 4.46 | 121,721 |
| History by Letter - H | 0 | - | 4.45 | 136,173 |
| History by Letter - J | 0 | - | 4.51 | 153,585 |
| History by Letter - N | 0 | - | 4.45 | 103,614 |
| History by Letter - S | 0 | - | 4.47 | 93,868 |
| History by Letter - W | 0 | - | 4.45 | 108,992 |
| History by Letter - M | 0 | - | 4.54 | 119,353 |
| History by Letter - K | 0 | - | 4.50 | 101,044 |
| History by Letter - L | 0 | - | 4.50 | 111,752 |
| History by Letter - I | 0 | - | 4.46 | 103,904 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,725 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,383 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,284 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,413 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,867 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,183 |
| Countries by Military Spending | 0 | - | 4.93 | 176,939 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,715 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,081 |
| All Hamilton Songs | 0 | - | 4.74 | 48,644 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,309,869 |
| Animals that Start with L | 0 | - | 4.47 | 101,674 |
| Animals that Start with P | 0 | - | 4.45 | 85,927 |
| Animals that Start with S | 0 | - | 4.49 | 87,116 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,930 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,974 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,265 |
| Islands A-Z | 0 | - | 4.46 | 117,111 |
| Human Body A-Z | 0 | - | 4.51 | 128,854 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,120 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,010 |
| 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 | 25,401 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,239 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,560 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,659 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,331 |
| Disney A-Z | 0 | - | 4.37 | 86,800 |
| Literature by Letter - A | 0 | - | 4.23 | 31,825 |
| 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 | 61,547 |
| Geography by Letter - G | 0 | - | 4.35 | 125,808 |
| Geography by Letter - F | 0 | - | 4.27 | 137,392 |
| Geography by Letter - J | 0 | - | 4.34 | 122,480 |
| Geography by Letter - O | 0 | - | 4.37 | 129,321 |
| Geography by Letter - V | 0 | - | 4.39 | 121,283 |
| Geography by Letter - W | 0 | - | 4.39 | 114,480 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,959 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,303 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,139 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,168 |
| Video Games A-Z | 0 | - | 4.08 | 38,822 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,144 |
| Movies that Start with A | 0 | - | 4.13 | 61,755 |
| Movies that Start with C | 0 | - | 4.30 | 61,699 |
| Movies that Start with B | 0 | - | 4.36 | 85,057 |
| Movies that Start with D | 0 | - | 4.34 | 68,327 |
| Movies that Start with E | 0 | - | 4.13 | 68,262 |
| Movies that Start with J | 0 | - | 4.18 | 76,030 |
| Movies that Start with L | 0 | - | 4.16 | 60,309 |
| Movies that Start with M | 0 | - | 4.28 | 48,144 |
| Movies that Start with N | 0 | - | 4.02 | 41,184 |
| Movies that Start with P | 0 | - | 4.25 | 54,076 |
| Movies that Start with R | 0 | - | 4.17 | 46,548 |
| Movies that Start with W | 0 | - | 4.07 | 44,196 |
| Movies that Start with T | 0 | - | 4.34 | 49,208 |
| Movies that Start with S | 0 | - | 4.35 | 56,367 |
| Movies that Start with F | 0 | - | 4.13 | 68,746 |
| History by Letter - D | 0 | - | 4.39 | 137,171 |
| History by Letter - F | 0 | - | 4.18 | 113,914 |
| History by Letter - O | 0 | - | 4.32 | 99,242 |
| History by Letter - P | 0 | - | 4.39 | 107,543 |
| History by Letter - Q | 0 | - | 4.34 | 80,129 |
| History by Letter - R | 0 | - | 4.26 | 121,881 |
| History by Letter - T | 0 | - | 4.39 | 105,035 |
| History by Letter - U | 0 | - | 4.19 | 100,553 |
| History by Letter - V | 0 | - | 4.27 | 80,544 |
| History by Letter - Y | 0 | - | 4.27 | 87,082 |
| History by Letter - Z | 0 | - | 4.18 | 76,867 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,178 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,574 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,075 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,287 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,611 |
| Questions in Music | 0 | - | 4.41 | 54,185 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,402 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,331 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,363 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,973 |
| Middle East A-Z | 0 | - | 4.47 | 45,908 |
| 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 | 46,831 |
| 18th Century A-Z | 0 | - | 4.54 | 42,716 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,669 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,655 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,394 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,278 |
| Tony Best Musicals | 0 | - | 4.31 | 25,502 |
| Characters from Musicals | 0 | - | 4.24 | 26,593 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,831 |
| Family Bands | 0 | - | 4.11 | 21,789 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,674 |
| Star Wars A-Z | 0 | - | 4.46 | 87,616 |
| Monarchies of the World | 0 | - | 4.94 | 167,350 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,060 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,280 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,794 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,830 |
| Literature by Letter - D | 0 | - | 4.30 | 20,504 |
| Literature by Letter - C | 0 | - | 4.34 | 26,446 |
| Literature by Letter - F | 0 | - | 4.26 | 17,124 |
| Literature by Letter - E | 0 | - | 4.03 | 15,010 |
| 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 |
