| Music by Letter - F | 0 | - | 4.48 | 26,869 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,149 |
| Music by Letter - E | 0 | - | 4.39 | 26,586 |
| Music by Letter - I | 0 | - | 4.22 | 15,707 |
| Music by Letter - H | 0 | - | 4.27 | 22,414 |
| Music by Letter - B | 0 | - | 4.39 | 25,249 |
| Music by Letter - J | 0 | - | 4.37 | 20,575 |
| Music by Letter - G | 0 | - | 4.35 | 21,233 |
| Music by Letter - R | 0 | - | 4.10 | 15,032 |
| Music by Letter - C | 0 | - | 4.19 | 21,202 |
| Music by Letter - P | 0 | - | 4.38 | 19,472 |
| Music by Letter - D | 0 | - | 4.32 | 22,127 |
| Music by Letter - W | 0 | - | 4.36 | 18,588 |
| Music by Letter - N | 0 | - | 4.23 | 14,705 |
| Music by Letter - V | 0 | - | 4.33 | 17,754 |
| Music by Letter - M | 0 | - | 4.27 | 18,181 |
| Music by Letter - K | 0 | - | 4.11 | 16,148 |
| Music by Letter - T | 0 | - | 4.31 | 19,288 |
| Music by Letter - L | 0 | - | 4.33 | 16,002 |
| Music by Letter - S | 0 | - | 4.22 | 18,979 |
| Music by Letter - O | 0 | - | 4.21 | 16,979 |
| Geography by Letter - T | 0 | - | 4.84 | 152,741 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,446 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,124 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,892 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,249 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,564 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,083 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,679 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,553 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,305 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,252 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,055 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,142 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,215 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,059 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,641 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,426 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,031 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,011 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,936 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,475 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,351 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,970 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,237 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,396 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,756 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,864 |
| Geography by Letter - A | 0 | - | 4.74 | 210,473 |
| Geography by Letter - B | 0 | - | 4.56 | 183,534 |
| Geography by Letter - H | 0 | - | 4.69 | 149,473 |
| Geography by Letter - C | 0 | - | 4.47 | 157,791 |
| Geography by Letter - D | 0 | - | 4.50 | 149,706 |
| Geography by Letter - E | 0 | - | 4.42 | 146,848 |
| Geography by Letter - I | 0 | - | 4.42 | 121,360 |
| Geography by Letter - K | 0 | - | 4.53 | 117,492 |
| Geography by Letter - L | 0 | - | 4.43 | 147,807 |
| Geography by Letter - M | 0 | - | 4.49 | 117,811 |
| Geography by Letter - N | 0 | - | 4.51 | 126,421 |
| Geography by Letter - P | 0 | - | 4.47 | 175,344 |
| Geography by Letter - R | 0 | - | 4.44 | 130,573 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,821 |
| Geography by Letter - U | 0 | - | 4.53 | 142,287 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,015 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,734 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,226 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,392 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,982 |
| Movies that Start with G | 0 | - | 4.48 | 68,307 |
| Movies that Start with I | 0 | - | 4.41 | 64,948 |
| History by Letter - A | 0 | - | 4.51 | 152,298 |
| History by Letter - B | 0 | - | 4.45 | 171,474 |
| History by Letter - C | 0 | - | 4.70 | 170,562 |
| History by Letter - E | 0 | - | 4.51 | 140,027 |
| History by Letter - G | 0 | - | 4.46 | 121,594 |
| History by Letter - H | 0 | - | 4.45 | 136,033 |
| History by Letter - J | 0 | - | 4.51 | 153,416 |
| History by Letter - N | 0 | - | 4.45 | 103,519 |
| History by Letter - S | 0 | - | 4.47 | 93,793 |
| History by Letter - W | 0 | - | 4.45 | 108,884 |
| History by Letter - M | 0 | - | 4.54 | 119,235 |
| History by Letter - K | 0 | - | 4.50 | 100,935 |
| History by Letter - L | 0 | - | 4.50 | 111,634 |
| History by Letter - I | 0 | - | 4.46 | 103,798 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,514 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,396 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,350 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,250 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,373 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,801 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,145 |
| Countries by Military Spending | 0 | - | 4.93 | 176,666 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,621 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,899 |
| All Hamilton Songs | 0 | - | 4.74 | 48,479 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,492 |
| Animals that Start with L | 0 | - | 4.47 | 101,599 |
| Animals that Start with P | 0 | - | 4.45 | 85,860 |
| Animals that Start with S | 0 | - | 4.49 | 87,036 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,791 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,806 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,843 |
| Islands A-Z | 0 | - | 4.46 | 116,941 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,216 |
| Human Body A-Z | 0 | - | 4.51 | 128,727 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,839 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,923 |
| Africa A-Z | 0 | - | 4.57 | 46,422 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,712 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,887 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,010 |
| Queen Songs | 0 | - | 4.84 | 25,314 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,223 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,475 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,610 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,271 |
| Disney A-Z | 0 | - | 4.37 | 86,681 |
| Literature by Letter - A | 0 | - | 4.23 | 31,794 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,083 |
| Companies A-Z | 0 | - | 4.30 | 42,633 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,519 |
| Geography by Letter - G | 0 | - | 4.35 | 125,640 |
| Geography by Letter - F | 0 | - | 4.27 | 137,225 |
| Geography by Letter - J | 0 | - | 4.34 | 122,318 |
| Geography by Letter - O | 0 | - | 4.37 | 129,161 |
| Geography by Letter - V | 0 | - | 4.39 | 121,081 |
| Geography by Letter - W | 0 | - | 4.39 | 114,337 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,811 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,163 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,012 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,142 |
| Video Games A-Z | 0 | - | 4.08 | 38,758 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,112 |
| Movies that Start with A | 0 | - | 4.13 | 61,690 |
| Movies that Start with C | 0 | - | 4.30 | 61,633 |
| Movies that Start with B | 0 | - | 4.35 | 84,981 |
| Movies that Start with D | 0 | - | 4.34 | 68,272 |
| Movies that Start with E | 0 | - | 4.13 | 68,205 |
| Movies that Start with J | 0 | - | 4.18 | 75,969 |
| Movies that Start with L | 0 | - | 4.16 | 60,251 |
| Movies that Start with M | 0 | - | 4.28 | 48,097 |
| Movies that Start with N | 0 | - | 4.02 | 41,136 |
| Movies that Start with P | 0 | - | 4.25 | 54,032 |
| Movies that Start with R | 0 | - | 4.17 | 46,483 |
| Movies that Start with W | 0 | - | 4.07 | 44,159 |
| Movies that Start with T | 0 | - | 4.33 | 49,152 |
| Movies that Start with S | 0 | - | 4.35 | 56,304 |
| Movies that Start with F | 0 | - | 4.13 | 68,683 |
| History by Letter - D | 0 | - | 4.39 | 137,032 |
| History by Letter - F | 0 | - | 4.18 | 113,814 |
| History by Letter - O | 0 | - | 4.32 | 99,169 |
| History by Letter - P | 0 | - | 4.39 | 107,457 |
| History by Letter - Q | 0 | - | 4.34 | 80,057 |
| History by Letter - R | 0 | - | 4.26 | 121,790 |
| History by Letter - T | 0 | - | 4.39 | 104,970 |
| History by Letter - U | 0 | - | 4.19 | 100,462 |
| History by Letter - V | 0 | - | 4.27 | 80,470 |
| History by Letter - Y | 0 | - | 4.27 | 87,014 |
| History by Letter - Z | 0 | - | 4.18 | 76,810 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,140 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,877 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,155 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,412 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,927 |
| Questions in Music | 0 | - | 4.41 | 54,090 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,345 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,237 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,083 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,911 |
| Middle East A-Z | 0 | - | 4.47 | 45,860 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,199 |
| 20th Century A-Z | 0 | - | 4.50 | 53,227 |
| 19th Century A-Z | 0 | - | 4.77 | 46,784 |
| 18th Century A-Z | 0 | - | 4.54 | 42,681 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,639 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,433 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,209 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,126 |
| Tony Best Musicals | 0 | - | 4.31 | 25,472 |
| Characters from Musicals | 0 | - | 4.24 | 26,552 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,802 |
| Family Bands | 0 | - | 4.11 | 21,781 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,244 |
| Star Wars A-Z | 0 | - | 4.46 | 87,303 |
| Monarchies of the World | 0 | - | 4.94 | 167,016 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,900 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,138 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,634 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,758 |
| Literature by Letter - D | 0 | - | 4.30 | 20,485 |
| Literature by Letter - C | 0 | - | 4.34 | 26,414 |
| Literature by Letter - F | 0 | - | 4.26 | 17,102 |
| Literature by Letter - E | 0 | - | 4.03 | 14,988 |
| Literature by Letter - H | 0 | - | 4.23 | 18,024 |
| Literature by Letter - I | 0 | - | 4.25 | 15,169 |
| Literature by Letter - L | 0 | - | 4.32 | 23,164 |
| Literature by Letter - M | 0 | - | 4.18 | 18,562 |
| Literature by Letter - P | 0 | - | 4.18 | 16,687 |
| Literature by Letter - O | 0 | - | 4.30 | 13,481 |
| Literature by Letter - J | 0 | - | 4.23 | 14,769 |
