| Music by Letter - F | 0 | - | 4.48 | 26,858 |
| Music by Letter - A | 0 | - | 4.61 | 31,233 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,121 |
| Music by Letter - E | 0 | - | 4.39 | 26,576 |
| Music by Letter - I | 0 | - | 4.22 | 15,700 |
| Music by Letter - H | 0 | - | 4.27 | 22,408 |
| Music by Letter - B | 0 | - | 4.39 | 25,242 |
| Music by Letter - J | 0 | - | 4.37 | 20,570 |
| Music by Letter - G | 0 | - | 4.35 | 21,224 |
| Music by Letter - R | 0 | - | 4.10 | 15,026 |
| Music by Letter - C | 0 | - | 4.19 | 21,196 |
| Music by Letter - P | 0 | - | 4.38 | 19,466 |
| Music by Letter - D | 0 | - | 4.32 | 22,121 |
| Music by Letter - W | 0 | - | 4.36 | 18,584 |
| Music by Letter - N | 0 | - | 4.23 | 14,697 |
| Music by Letter - V | 0 | - | 4.33 | 17,745 |
| Music by Letter - M | 0 | - | 4.27 | 18,176 |
| Music by Letter - K | 0 | - | 4.11 | 16,143 |
| Music by Letter - T | 0 | - | 4.31 | 19,283 |
| Music by Letter - L | 0 | - | 4.33 | 15,995 |
| Music by Letter - S | 0 | - | 4.22 | 18,973 |
| Music by Letter - O | 0 | - | 4.21 | 16,973 |
| Geography by Letter - T | 0 | - | 4.84 | 152,649 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,395 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,060 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,848 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,169 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,517 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,988 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,589 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,494 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,264 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,227 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,014 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,113 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,195 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,031 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,613 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,393 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,997 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,984 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,913 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,443 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,216 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,966 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,223 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,045 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,494 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,849 |
| Geography by Letter - A | 0 | - | 4.74 | 210,312 |
| Geography by Letter - B | 0 | - | 4.56 | 183,452 |
| Geography by Letter - H | 0 | - | 4.69 | 149,408 |
| Geography by Letter - C | 0 | - | 4.47 | 157,723 |
| Geography by Letter - D | 0 | - | 4.50 | 149,639 |
| Geography by Letter - E | 0 | - | 4.42 | 146,782 |
| Geography by Letter - I | 0 | - | 4.42 | 121,304 |
| Geography by Letter - K | 0 | - | 4.53 | 117,438 |
| Geography by Letter - L | 0 | - | 4.43 | 147,741 |
| Geography by Letter - M | 0 | - | 4.49 | 117,750 |
| Geography by Letter - N | 0 | - | 4.51 | 126,371 |
| Geography by Letter - P | 0 | - | 4.47 | 175,289 |
| Geography by Letter - R | 0 | - | 4.43 | 130,509 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,745 |
| Geography by Letter - U | 0 | - | 4.54 | 142,223 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,001 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,723 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,211 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,378 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,958 |
| Movies that Start with G | 0 | - | 4.48 | 68,284 |
| Movies that Start with I | 0 | - | 4.41 | 64,926 |
| History by Letter - A | 0 | - | 4.51 | 152,239 |
| History by Letter - B | 0 | - | 4.45 | 171,404 |
| History by Letter - C | 0 | - | 4.70 | 170,483 |
| History by Letter - E | 0 | - | 4.51 | 139,969 |
| History by Letter - G | 0 | - | 4.45 | 121,554 |
| History by Letter - H | 0 | - | 4.45 | 135,989 |
| History by Letter - J | 0 | - | 4.51 | 153,356 |
| History by Letter - N | 0 | - | 4.44 | 103,483 |
| History by Letter - S | 0 | - | 4.47 | 93,759 |
| History by Letter - W | 0 | - | 4.45 | 108,842 |
| History by Letter - M | 0 | - | 4.54 | 119,193 |
| History by Letter - K | 0 | - | 4.50 | 100,904 |
| History by Letter - L | 0 | - | 4.49 | 111,595 |
| History by Letter - I | 0 | - | 4.46 | 103,767 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,425 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,324 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,333 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,233 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,354 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,774 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,128 |
| Countries by Military Spending | 0 | - | 4.93 | 176,572 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,597 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,844 |
| All Hamilton Songs | 0 | - | 4.74 | 48,430 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,306,743 |
| Animals that Start with L | 0 | - | 4.47 | 101,554 |
| Animals that Start with P | 0 | - | 4.45 | 85,774 |
| Animals that Start with S | 0 | - | 4.49 | 86,970 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,742 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,742 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,638 |
| Islands A-Z | 0 | - | 4.46 | 116,886 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,043 |
| Human Body A-Z | 0 | - | 4.51 | 128,649 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,688 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,883 |
| Africa A-Z | 0 | - | 4.57 | 46,408 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,683 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,872 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,989 |
| Queen Songs | 0 | - | 4.84 | 25,283 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,216 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,455 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,589 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,253 |
| Disney A-Z | 0 | - | 4.37 | 86,632 |
| Literature by Letter - A | 0 | - | 4.23 | 31,784 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,078 |
| Companies A-Z | 0 | - | 4.30 | 42,625 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,508 |
| Geography by Letter - G | 0 | - | 4.35 | 125,582 |
| Geography by Letter - F | 0 | - | 4.27 | 137,164 |
| Geography by Letter - J | 0 | - | 4.34 | 122,251 |
| Geography by Letter - O | 0 | - | 4.37 | 129,103 |
| Geography by Letter - V | 0 | - | 4.39 | 121,008 |
| Geography by Letter - W | 0 | - | 4.39 | 114,288 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,769 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,123 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,964 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,133 |
| Video Games A-Z | 0 | - | 4.08 | 38,739 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,102 |
| Movies that Start with A | 0 | - | 4.13 | 61,665 |
| Movies that Start with C | 0 | - | 4.30 | 61,614 |
| Movies that Start with B | 0 | - | 4.35 | 84,948 |
| Movies that Start with D | 0 | - | 4.34 | 68,250 |
| Movies that Start with E | 0 | - | 4.13 | 68,190 |
| Movies that Start with J | 0 | - | 4.18 | 75,948 |
| Movies that Start with L | 0 | - | 4.16 | 60,239 |
| Movies that Start with M | 0 | - | 4.28 | 48,085 |
| Movies that Start with N | 0 | - | 4.02 | 41,126 |
| Movies that Start with P | 0 | - | 4.25 | 54,021 |
| Movies that Start with R | 0 | - | 4.17 | 46,474 |
| Movies that Start with W | 0 | - | 4.07 | 44,151 |
| Movies that Start with T | 0 | - | 4.33 | 49,142 |
| Movies that Start with S | 0 | - | 4.35 | 56,288 |
| Movies that Start with F | 0 | - | 4.13 | 68,664 |
| History by Letter - D | 0 | - | 4.39 | 136,988 |
| History by Letter - F | 0 | - | 4.18 | 113,774 |
| History by Letter - O | 0 | - | 4.31 | 99,133 |
| History by Letter - P | 0 | - | 4.39 | 107,429 |
| History by Letter - Q | 0 | - | 4.34 | 80,029 |
| History by Letter - R | 0 | - | 4.26 | 121,750 |
| History by Letter - T | 0 | - | 4.39 | 104,947 |
| History by Letter - U | 0 | - | 4.19 | 100,436 |
| History by Letter - V | 0 | - | 4.27 | 80,434 |
| History by Letter - Y | 0 | - | 4.27 | 86,990 |
| History by Letter - Z | 0 | - | 4.18 | 76,787 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,131 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,815 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,120 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,342 |
| Questions in Music | 0 | - | 4.41 | 54,065 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,321 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,200 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,990 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,891 |
| Middle East A-Z | 0 | - | 4.47 | 45,843 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,189 |
| 20th Century A-Z | 0 | - | 4.50 | 53,211 |
| 19th Century A-Z | 0 | - | 4.77 | 46,770 |
| 18th Century A-Z | 0 | - | 4.54 | 42,674 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,626 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,355 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,145 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,073 |
| Tony Best Musicals | 0 | - | 4.31 | 25,458 |
| Characters from Musicals | 0 | - | 4.24 | 26,539 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,796 |
| Family Bands | 0 | - | 4.11 | 21,776 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,171 |
| Star Wars A-Z | 0 | - | 4.46 | 87,263 |
| Monarchies of the World | 0 | - | 4.94 | 166,903 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,841 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,083 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,585 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,727 |
| Literature by Letter - D | 0 | - | 4.30 | 20,475 |
| Literature by Letter - C | 0 | - | 4.34 | 26,406 |
| Literature by Letter - F | 0 | - | 4.26 | 17,096 |
| Literature by Letter - E | 0 | - | 4.03 | 14,984 |
| Literature by Letter - H | 0 | - | 4.23 | 18,020 |
| Literature by Letter - I | 0 | - | 4.25 | 15,163 |
| Literature by Letter - L | 0 | - | 4.32 | 23,157 |
| Literature by Letter - M | 0 | - | 4.18 | 18,555 |
| Literature by Letter - P | 0 | - | 4.18 | 16,681 |
| Literature by Letter - O | 0 | - | 4.30 | 13,477 |
| Literature by Letter - J | 0 | - | 4.23 | 14,761 |
