| Music by Letter - F | 0 | - | 4.48 | 26,907 |
| Music by Letter - A | 0 | - | 4.61 | 31,273 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,188 |
| Music by Letter - E | 0 | - | 4.39 | 26,610 |
| Music by Letter - I | 0 | - | 4.22 | 15,732 |
| Music by Letter - H | 0 | - | 4.27 | 22,451 |
| Music by Letter - B | 0 | - | 4.39 | 25,281 |
| Music by Letter - J | 0 | - | 4.37 | 20,600 |
| Music by Letter - G | 0 | - | 4.35 | 21,259 |
| Music by Letter - R | 0 | - | 4.10 | 15,056 |
| Music by Letter - C | 0 | - | 4.19 | 21,225 |
| Music by Letter - P | 0 | - | 4.38 | 19,498 |
| Music by Letter - D | 0 | - | 4.32 | 22,163 |
| Music by Letter - W | 0 | - | 4.36 | 18,611 |
| Music by Letter - N | 0 | - | 4.23 | 14,730 |
| Music by Letter - V | 0 | - | 4.33 | 17,774 |
| Music by Letter - M | 0 | - | 4.27 | 18,206 |
| Music by Letter - K | 0 | - | 4.11 | 16,176 |
| Music by Letter - T | 0 | - | 4.31 | 19,312 |
| Music by Letter - L | 0 | - | 4.33 | 16,027 |
| Music by Letter - S | 0 | - | 4.22 | 19,002 |
| Music by Letter - O | 0 | - | 4.21 | 17,004 |
| Geography by Letter - T | 0 | - | 4.84 | 152,972 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,600 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,276 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,980 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,398 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,669 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,279 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,842 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,673 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,391 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,298 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,118 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,187 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,257 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,102 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,723 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,499 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,094 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,064 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,979 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,515 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,631 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,983 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,273 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,364 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,436 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,904 |
| Geography by Letter - A | 0 | - | 4.74 | 210,832 |
| Geography by Letter - B | 0 | - | 4.56 | 183,788 |
| Geography by Letter - H | 0 | - | 4.69 | 149,648 |
| Geography by Letter - C | 0 | - | 4.47 | 158,002 |
| Geography by Letter - D | 0 | - | 4.50 | 149,901 |
| Geography by Letter - E | 0 | - | 4.42 | 147,020 |
| Geography by Letter - I | 0 | - | 4.42 | 121,510 |
| Geography by Letter - K | 0 | - | 4.53 | 117,634 |
| Geography by Letter - L | 0 | - | 4.43 | 147,977 |
| Geography by Letter - M | 0 | - | 4.49 | 118,109 |
| Geography by Letter - N | 0 | - | 4.51 | 126,581 |
| Geography by Letter - P | 0 | - | 4.47 | 175,498 |
| Geography by Letter - R | 0 | - | 4.44 | 130,767 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,988 |
| Geography by Letter - U | 0 | - | 4.53 | 142,468 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,037 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,772 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,250 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,439 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,030 |
| Movies that Start with G | 0 | - | 4.48 | 68,375 |
| Movies that Start with I | 0 | - | 4.41 | 65,028 |
| History by Letter - A | 0 | - | 4.51 | 152,436 |
| History by Letter - B | 0 | - | 4.45 | 171,625 |
| History by Letter - C | 0 | - | 4.70 | 170,756 |
| History by Letter - E | 0 | - | 4.51 | 140,146 |
| History by Letter - G | 0 | - | 4.46 | 121,704 |
| History by Letter - H | 0 | - | 4.45 | 136,157 |
| History by Letter - J | 0 | - | 4.51 | 153,555 |
| History by Letter - N | 0 | - | 4.45 | 103,599 |
| History by Letter - S | 0 | - | 4.47 | 93,854 |
| History by Letter - W | 0 | - | 4.45 | 108,972 |
| History by Letter - M | 0 | - | 4.54 | 119,334 |
| History by Letter - K | 0 | - | 4.50 | 101,026 |
| History by Letter - L | 0 | - | 4.50 | 111,734 |
| History by Letter - I | 0 | - | 4.46 | 103,889 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,708 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,381 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,280 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,408 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,855 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,180 |
| Countries by Military Spending | 0 | - | 4.93 | 176,894 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,704 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,058 |
| All Hamilton Songs | 0 | - | 4.74 | 48,627 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,309,513 |
| Animals that Start with L | 0 | - | 4.47 | 101,667 |
| Animals that Start with P | 0 | - | 4.45 | 85,917 |
| Animals that Start with S | 0 | - | 4.49 | 87,103 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,916 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,950 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,188 |
| Islands A-Z | 0 | - | 4.46 | 117,082 |
| Human Body A-Z | 0 | - | 4.51 | 128,838 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,093 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,003 |
| Africa A-Z | 0 | - | 4.57 | 46,482 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,791 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,930 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,048 |
| Queen Songs | 0 | - | 4.84 | 25,389 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,239 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,555 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,656 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,327 |
| Disney A-Z | 0 | - | 4.37 | 86,782 |
| Literature by Letter - A | 0 | - | 4.23 | 31,821 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,097 |
| Companies A-Z | 0 | - | 4.30 | 42,645 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,543 |
| Geography by Letter - G | 0 | - | 4.35 | 125,782 |
| Geography by Letter - F | 0 | - | 4.27 | 137,366 |
| Geography by Letter - J | 0 | - | 4.34 | 122,451 |
| Geography by Letter - O | 0 | - | 4.37 | 129,297 |
| Geography by Letter - V | 0 | - | 4.39 | 121,254 |
| Geography by Letter - W | 0 | - | 4.39 | 114,460 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,941 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,279 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,114 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,163 |
| Video Games A-Z | 0 | - | 4.08 | 38,813 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,143 |
| Movies that Start with A | 0 | - | 4.13 | 61,747 |
| Movies that Start with C | 0 | - | 4.30 | 61,693 |
| Movies that Start with B | 0 | - | 4.36 | 85,044 |
| Movies that Start with D | 0 | - | 4.34 | 68,324 |
| Movies that Start with E | 0 | - | 4.13 | 68,252 |
| Movies that Start with J | 0 | - | 4.18 | 76,021 |
| Movies that Start with L | 0 | - | 4.16 | 60,301 |
| Movies that Start with M | 0 | - | 4.28 | 48,139 |
| Movies that Start with N | 0 | - | 4.02 | 41,177 |
| Movies that Start with P | 0 | - | 4.25 | 54,072 |
| Movies that Start with R | 0 | - | 4.17 | 46,540 |
| Movies that Start with W | 0 | - | 4.07 | 44,193 |
| Movies that Start with T | 0 | - | 4.34 | 49,203 |
| Movies that Start with S | 0 | - | 4.35 | 56,358 |
| Movies that Start with F | 0 | - | 4.13 | 68,737 |
| History by Letter - D | 0 | - | 4.39 | 137,150 |
| History by Letter - F | 0 | - | 4.18 | 113,896 |
| History by Letter - O | 0 | - | 4.32 | 99,229 |
| History by Letter - P | 0 | - | 4.39 | 107,522 |
| History by Letter - Q | 0 | - | 4.34 | 80,117 |
| History by Letter - R | 0 | - | 4.26 | 121,861 |
| History by Letter - T | 0 | - | 4.39 | 105,023 |
| History by Letter - U | 0 | - | 4.19 | 100,535 |
| History by Letter - V | 0 | - | 4.27 | 80,532 |
| History by Letter - Y | 0 | - | 4.27 | 87,070 |
| History by Letter - Z | 0 | - | 4.18 | 76,857 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,172 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,558 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,061 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,276 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,595 |
| Questions in Music | 0 | - | 4.41 | 54,170 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,394 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,318 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,318 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,961 |
| Middle East A-Z | 0 | - | 4.47 | 45,899 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,230 |
| 20th Century A-Z | 0 | - | 4.50 | 53,274 |
| 19th Century A-Z | 0 | - | 4.77 | 46,823 |
| 18th Century A-Z | 0 | - | 4.54 | 42,710 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,668 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,629 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,375 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,265 |
| Tony Best Musicals | 0 | - | 4.31 | 25,499 |
| Characters from Musicals | 0 | - | 4.24 | 26,589 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,828 |
| Family Bands | 0 | - | 4.11 | 21,787 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,179 |
| Star Wars A-Z | 0 | - | 4.46 | 87,587 |
| Monarchies of the World | 0 | - | 4.94 | 167,301 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,037 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,254 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,767 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,818 |
| Literature by Letter - D | 0 | - | 4.30 | 20,502 |
| Literature by Letter - C | 0 | - | 4.34 | 26,443 |
| Literature by Letter - F | 0 | - | 4.26 | 17,121 |
| Literature by Letter - E | 0 | - | 4.03 | 15,007 |
| Literature by Letter - H | 0 | - | 4.23 | 18,042 |
| Literature by Letter - I | 0 | - | 4.25 | 15,184 |
| Literature by Letter - L | 0 | - | 4.32 | 23,185 |
| Literature by Letter - M | 0 | - | 4.18 | 18,580 |
| Literature by Letter - P | 0 | - | 4.18 | 16,703 |
| Literature by Letter - O | 0 | - | 4.30 | 13,494 |
| Literature by Letter - J | 0 | - | 4.23 | 14,786 |
| Literature by Letter - N | 0 | - | 4.24 | 14,269 |
