| Music by Letter - F | 0 | - | 4.48 | 26,927 |
| Music by Letter - A | 0 | - | 4.61 | 31,290 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,218 |
| Music by Letter - I | 0 | - | 4.22 | 15,746 |
| Music by Letter - H | 0 | - | 4.27 | 22,469 |
| Music by Letter - B | 0 | - | 4.39 | 25,296 |
| Music by Letter - J | 0 | - | 4.37 | 20,611 |
| Music by Letter - G | 0 | - | 4.35 | 21,274 |
| Music by Letter - R | 0 | - | 4.04 | 15,068 |
| Music by Letter - C | 0 | - | 4.14 | 21,243 |
| Music by Letter - P | 0 | - | 4.38 | 19,509 |
| Music by Letter - D | 0 | - | 4.27 | 22,185 |
| Music by Letter - W | 0 | - | 4.36 | 18,621 |
| Music by Letter - N | 0 | - | 4.23 | 14,743 |
| Music by Letter - V | 0 | - | 4.33 | 17,786 |
| Music by Letter - M | 0 | - | 4.27 | 18,222 |
| Music by Letter - K | 0 | - | 4.11 | 16,189 |
| Music by Letter - T | 0 | - | 4.31 | 19,329 |
| Music by Letter - L | 0 | - | 4.33 | 16,037 |
| Music by Letter - S | 0 | - | 4.22 | 19,013 |
| Music by Letter - O | 0 | - | 4.21 | 17,013 |
| Geography by Letter - T | 0 | - | 4.84 | 153,233 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,787 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,473 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,048 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,538 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,726 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,409 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,978 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,769 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,472 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,326 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,159 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,216 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,284 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,142 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,770 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,551 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,137 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,095 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,006 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,548 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,852 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,995 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,295 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,977 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,822 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,928 |
| Geography by Letter - A | 0 | - | 4.74 | 211,061 |
| Geography by Letter - B | 0 | - | 4.56 | 184,111 |
| Geography by Letter - H | 0 | - | 4.69 | 149,897 |
| Geography by Letter - C | 0 | - | 4.47 | 158,255 |
| Geography by Letter - D | 0 | - | 4.50 | 150,109 |
| Geography by Letter - E | 0 | - | 4.42 | 147,210 |
| Geography by Letter - I | 0 | - | 4.42 | 121,683 |
| Geography by Letter - K | 0 | - | 4.53 | 117,800 |
| Geography by Letter - L | 0 | - | 4.43 | 148,153 |
| Geography by Letter - M | 0 | - | 4.49 | 118,296 |
| Geography by Letter - N | 0 | - | 4.51 | 126,720 |
| Geography by Letter - P | 0 | - | 4.47 | 175,647 |
| Geography by Letter - R | 0 | - | 4.43 | 130,938 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,152 |
| Geography by Letter - U | 0 | - | 4.53 | 142,636 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,067 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,798 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,271 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,460 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,069 |
| Movies that Start with G | 0 | - | 4.49 | 68,406 |
| Movies that Start with I | 0 | - | 4.41 | 65,058 |
| History by Letter - A | 0 | - | 4.51 | 152,519 |
| History by Letter - B | 0 | - | 4.45 | 171,741 |
| History by Letter - C | 0 | - | 4.70 | 170,870 |
| History by Letter - E | 0 | - | 4.51 | 140,250 |
| History by Letter - G | 0 | - | 4.46 | 121,785 |
| History by Letter - H | 0 | - | 4.45 | 136,252 |
| History by Letter - J | 0 | - | 4.51 | 153,684 |
| History by Letter - N | 0 | - | 4.45 | 103,678 |
| History by Letter - S | 0 | - | 4.47 | 93,932 |
| History by Letter - W | 0 | - | 4.45 | 109,052 |
| History by Letter - M | 0 | - | 4.54 | 119,549 |
| History by Letter - K | 0 | - | 4.50 | 101,104 |
| History by Letter - L | 0 | - | 4.50 | 111,820 |
| History by Letter - I | 0 | - | 4.46 | 103,973 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,814 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,408 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,302 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,430 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,904 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,205 |
| Countries by Military Spending | 0 | - | 4.93 | 177,014 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,758 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,155 |
| All Hamilton Songs | 0 | - | 4.74 | 48,685 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,310,901 |
| Animals that Start with L | 0 | - | 4.47 | 101,708 |
| Animals that Start with P | 0 | - | 4.45 | 85,954 |
| Animals that Start with S | 0 | - | 4.49 | 87,152 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,045 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 117,087 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,472 |
| Islands A-Z | 0 | - | 4.46 | 117,160 |
| Human Body A-Z | 0 | - | 4.51 | 128,900 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,221 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,044 |
| Africa A-Z | 0 | - | 4.57 | 46,509 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,833 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,966 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,068 |
| Queen Songs | 0 | - | 4.83 | 25,440 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,248 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,584 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,681 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,351 |
| Disney A-Z | 0 | - | 4.37 | 86,836 |
| Literature by Letter - A | 0 | - | 4.23 | 31,843 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,107 |
| Companies A-Z | 0 | - | 4.30 | 42,658 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,566 |
| Geography by Letter - G | 0 | - | 4.35 | 125,945 |
| Geography by Letter - F | 0 | - | 4.27 | 137,529 |
| Geography by Letter - J | 0 | - | 4.34 | 122,603 |
| Geography by Letter - O | 0 | - | 4.37 | 129,430 |
| Geography by Letter - V | 0 | - | 4.39 | 121,392 |
| Geography by Letter - W | 0 | - | 4.39 | 114,576 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,045 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,397 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,222 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,194 |
| Video Games A-Z | 0 | - | 4.08 | 38,845 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,164 |
| Movies that Start with A | 0 | - | 4.13 | 61,780 |
| Movies that Start with C | 0 | - | 4.30 | 61,729 |
| Movies that Start with B | 0 | - | 4.36 | 85,087 |
| Movies that Start with D | 0 | - | 4.34 | 68,345 |
| Movies that Start with E | 0 | - | 4.13 | 68,281 |
| Movies that Start with J | 0 | - | 4.18 | 76,060 |
| Movies that Start with L | 0 | - | 4.16 | 60,330 |
| Movies that Start with M | 0 | - | 4.28 | 48,155 |
| Movies that Start with N | 0 | - | 4.02 | 41,195 |
| Movies that Start with P | 0 | - | 4.25 | 54,087 |
| Movies that Start with R | 0 | - | 4.17 | 46,565 |
| Movies that Start with W | 0 | - | 4.07 | 44,208 |
| Movies that Start with T | 0 | - | 4.34 | 49,225 |
| Movies that Start with S | 0 | - | 4.35 | 56,382 |
| Movies that Start with F | 0 | - | 4.13 | 68,759 |
| History by Letter - D | 0 | - | 4.39 | 137,236 |
| History by Letter - F | 0 | - | 4.18 | 113,972 |
| History by Letter - O | 0 | - | 4.32 | 99,294 |
| History by Letter - P | 0 | - | 4.39 | 107,605 |
| History by Letter - Q | 0 | - | 4.34 | 80,166 |
| History by Letter - R | 0 | - | 4.26 | 121,945 |
| History by Letter - T | 0 | - | 4.39 | 105,080 |
| History by Letter - U | 0 | - | 4.19 | 100,605 |
| History by Letter - V | 0 | - | 4.27 | 80,598 |
| History by Letter - Y | 0 | - | 4.27 | 87,119 |
| History by Letter - Z | 0 | - | 4.18 | 76,896 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,187 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,640 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,140 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,356 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,692 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,179 |
| Questions in Music | 0 | - | 4.41 | 54,216 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,425 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,375 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,486 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,992 |
| Middle East A-Z | 0 | - | 4.47 | 45,927 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,247 |
| 20th Century A-Z | 0 | - | 4.50 | 53,301 |
| 19th Century A-Z | 0 | - | 4.77 | 46,844 |
| 18th Century A-Z | 0 | - | 4.54 | 42,728 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,682 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,754 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,478 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,346 |
| Tony Best Musicals | 0 | - | 4.32 | 25,518 |
| Characters from Musicals | 0 | - | 4.24 | 26,621 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,843 |
| Family Bands | 0 | - | 4.11 | 21,793 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 89,554 |
| Star Wars A-Z | 0 | - | 4.46 | 87,750 |
| Monarchies of the World | 0 | - | 4.94 | 167,502 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,129 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,356 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,870 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,867 |
| Literature by Letter - D | 0 | - | 4.30 | 20,518 |
| Literature by Letter - C | 0 | - | 4.34 | 26,462 |
| Literature by Letter - F | 0 | - | 4.26 | 17,137 |
| Literature by Letter - E | 0 | - | 4.03 | 15,023 |
| Literature by Letter - H | 0 | - | 4.23 | 18,053 |
| Literature by Letter - I | 0 | - | 4.25 | 15,194 |
| Literature by Letter - L | 0 | - | 4.32 | 23,195 |
| Literature by Letter - M | 0 | - | 4.18 | 18,590 |
| Literature by Letter - P | 0 | - | 4.18 | 16,713 |
| Literature by Letter - O | 0 | - | 4.30 | 13,502 |
| Literature by Letter - J | 0 | - | 4.23 | 14,799 |
| Literature by Letter - N | 0 | - | 4.24 | 14,280 |
