| Music by Letter - F | 0 | - | 4.48 | 26,830 |
| Music by Letter - A | 0 | - | 4.61 | 31,193 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,070 |
| Music by Letter - E | 0 | - | 4.39 | 26,549 |
| Music by Letter - I | 0 | - | 4.22 | 15,676 |
| Music by Letter - H | 0 | - | 4.27 | 22,387 |
| Music by Letter - B | 0 | - | 4.39 | 25,214 |
| Music by Letter - J | 0 | - | 4.37 | 20,551 |
| Music by Letter - G | 0 | - | 4.35 | 21,200 |
| Music by Letter - R | 0 | - | 4.10 | 15,008 |
| Music by Letter - C | 0 | - | 4.19 | 21,173 |
| Music by Letter - P | 0 | - | 4.38 | 19,440 |
| Music by Letter - D | 0 | - | 4.32 | 22,099 |
| Music by Letter - W | 0 | - | 4.36 | 18,565 |
| Music by Letter - N | 0 | - | 4.23 | 14,682 |
| Music by Letter - V | 0 | - | 4.33 | 17,730 |
| Music by Letter - M | 0 | - | 4.27 | 18,154 |
| Music by Letter - K | 0 | - | 4.11 | 16,122 |
| Music by Letter - T | 0 | - | 4.31 | 19,262 |
| Music by Letter - L | 0 | - | 4.33 | 15,972 |
| Music by Letter - S | 0 | - | 4.22 | 18,957 |
| Music by Letter - O | 0 | - | 4.21 | 16,954 |
| Geography by Letter - T | 0 | - | 4.84 | 152,441 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,276 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,908 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,738 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,947 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,400 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,761 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,401 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,388 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,158 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,174 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,955 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,072 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,153 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,983 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,546 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,319 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,921 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,925 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,861 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,398 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,858 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,956 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,197 |
| NATO Military Alphabet | 0 | - | 4.98 | 554,249 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,911 |
| Geography by Letter - A | 0 | - | 4.74 | 210,123 |
| Geography by Letter - B | 0 | - | 4.56 | 183,284 |
| Geography by Letter - H | 0 | - | 4.69 | 149,301 |
| Geography by Letter - C | 0 | - | 4.47 | 157,577 |
| Geography by Letter - D | 0 | - | 4.50 | 149,512 |
| Geography by Letter - E | 0 | - | 4.42 | 146,664 |
| Geography by Letter - I | 0 | - | 4.42 | 121,215 |
| Geography by Letter - K | 0 | - | 4.53 | 117,343 |
| Geography by Letter - L | 0 | - | 4.43 | 147,635 |
| Geography by Letter - M | 0 | - | 4.49 | 117,643 |
| Geography by Letter - N | 0 | - | 4.51 | 126,252 |
| Geography by Letter - P | 0 | - | 4.47 | 175,164 |
| Geography by Letter - R | 0 | - | 4.43 | 130,351 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,623 |
| Geography by Letter - U | 0 | - | 4.54 | 142,081 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,982 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,690 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,190 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,338 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,912 |
| Movies that Start with G | 0 | - | 4.48 | 68,246 |
| Movies that Start with I | 0 | - | 4.41 | 64,885 |
| History by Letter - A | 0 | - | 4.51 | 152,123 |
| History by Letter - B | 0 | - | 4.45 | 171,267 |
| History by Letter - C | 0 | - | 4.69 | 170,324 |
| History by Letter - E | 0 | - | 4.51 | 139,854 |
| History by Letter - G | 0 | - | 4.45 | 121,454 |
| History by Letter - H | 0 | - | 4.45 | 135,877 |
| History by Letter - J | 0 | - | 4.51 | 153,253 |
| History by Letter - N | 0 | - | 4.44 | 103,391 |
| History by Letter - S | 0 | - | 4.47 | 93,678 |
| History by Letter - W | 0 | - | 4.45 | 108,740 |
| History by Letter - M | 0 | - | 4.54 | 119,105 |
| History by Letter - K | 0 | - | 4.50 | 100,825 |
| History by Letter - L | 0 | - | 4.49 | 111,510 |
| History by Letter - I | 0 | - | 4.46 | 103,688 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,269 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,198 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,300 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,198 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,323 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,714 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,093 |
| Countries by Military Spending | 0 | - | 4.93 | 176,408 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,521 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,710 |
| All Hamilton Songs | 0 | - | 4.74 | 48,312 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,305,007 |
| Animals that Start with L | 0 | - | 4.47 | 101,278 |
| Animals that Start with P | 0 | - | 4.45 | 85,661 |
| Animals that Start with S | 0 | - | 4.49 | 86,836 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,638 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,598 |
| World Cities A-Z by Clue #1 | 0 | - | 4.49 | 66,030 |
| Islands A-Z | 0 | - | 4.46 | 116,769 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 57,522 |
| Human Body A-Z | 0 | - | 4.51 | 128,412 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,262 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,815 |
| Africa A-Z | 0 | - | 4.57 | 46,373 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,601 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,821 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,960 |
| Queen Songs | 0 | - | 4.84 | 25,222 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,200 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,381 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,526 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,213 |
| Disney A-Z | 0 | - | 4.37 | 86,526 |
| Literature by Letter - A | 0 | - | 4.23 | 31,762 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,067 |
| Companies A-Z | 0 | - | 4.30 | 42,611 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,483 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,813 |
| Geography by Letter - G | 0 | - | 4.35 | 125,485 |
| Geography by Letter - F | 0 | - | 4.27 | 137,062 |
| Geography by Letter - J | 0 | - | 4.34 | 122,170 |
| Geography by Letter - O | 0 | - | 4.37 | 128,995 |
| Geography by Letter - V | 0 | - | 4.39 | 120,894 |
| Geography by Letter - W | 0 | - | 4.39 | 114,201 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,667 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,035 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,883 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,109 |
| Video Games A-Z | 0 | - | 4.08 | 38,692 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,079 |
| Movies that Start with A | 0 | - | 4.13 | 61,636 |
| Movies that Start with C | 0 | - | 4.30 | 61,576 |
| Movies that Start with B | 0 | - | 4.35 | 84,915 |
| Movies that Start with D | 0 | - | 4.34 | 68,219 |
| Movies that Start with E | 0 | - | 4.13 | 68,166 |
| Movies that Start with J | 0 | - | 4.18 | 75,917 |
| Movies that Start with L | 0 | - | 4.16 | 60,221 |
| Movies that Start with M | 0 | - | 4.28 | 48,059 |
| Movies that Start with N | 0 | - | 4.02 | 41,103 |
| Movies that Start with P | 0 | - | 4.25 | 53,999 |
| Movies that Start with R | 0 | - | 4.17 | 46,440 |
| Movies that Start with W | 0 | - | 4.07 | 44,132 |
| Movies that Start with T | 0 | - | 4.33 | 49,109 |
| Movies that Start with S | 0 | - | 4.35 | 56,266 |
| Movies that Start with F | 0 | - | 4.13 | 68,635 |
| History by Letter - D | 0 | - | 4.39 | 136,886 |
| History by Letter - F | 0 | - | 4.18 | 113,693 |
| History by Letter - O | 0 | - | 4.31 | 99,054 |
| History by Letter - P | 0 | - | 4.38 | 107,350 |
| History by Letter - Q | 0 | - | 4.34 | 79,978 |
| History by Letter - R | 0 | - | 4.26 | 121,657 |
| History by Letter - T | 0 | - | 4.39 | 104,877 |
| History by Letter - U | 0 | - | 4.19 | 100,254 |
| History by Letter - V | 0 | - | 4.27 | 80,370 |
| History by Letter - Y | 0 | - | 4.27 | 86,934 |
| History by Letter - Z | 0 | - | 4.18 | 76,743 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,119 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,672 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,014 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,198 |
| Questions in Music | 0 | - | 4.41 | 54,005 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,275 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,131 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,817 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,843 |
| Middle East A-Z | 0 | - | 4.47 | 45,790 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,151 |
| 20th Century A-Z | 0 | - | 4.50 | 53,169 |
| 19th Century A-Z | 0 | - | 4.77 | 46,739 |
| 18th Century A-Z | 0 | - | 4.54 | 42,650 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,596 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,179 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,008 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,942 |
| Tony Best Musicals | 0 | - | 4.31 | 25,434 |
| Characters from Musicals | 0 | - | 4.24 | 26,485 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,773 |
| Family Bands | 0 | - | 4.11 | 21,768 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,090 |
| Star Wars A-Z | 0 | - | 4.46 | 87,183 |
| Monarchies of the World | 0 | - | 4.94 | 166,625 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,552 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,943 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,466 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,668 |
| Literature by Letter - D | 0 | - | 4.30 | 20,461 |
| Literature by Letter - C | 0 | - | 4.34 | 26,387 |
| Literature by Letter - F | 0 | - | 4.26 | 17,084 |
| Literature by Letter - E | 0 | - | 4.03 | 14,970 |
| Literature by Letter - H | 0 | - | 4.23 | 18,003 |
| Literature by Letter - I | 0 | - | 4.25 | 15,147 |
| Literature by Letter - L | 0 | - | 4.32 | 23,141 |
| Literature by Letter - M | 0 | - | 4.18 | 18,543 |
| Literature by Letter - P | 0 | - | 4.18 | 16,672 |
| Literature by Letter - O | 0 | - | 4.30 | 13,469 |
| Literature by Letter - J | 0 | - | 4.23 | 14,747 |
