| Music by Letter - F | 0 | - | 4.48 | 26,805 |
| Music by Letter - A | 0 | - | 4.61 | 31,171 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,018 |
| Music by Letter - E | 0 | - | 4.39 | 26,530 |
| Music by Letter - I | 0 | - | 4.22 | 15,662 |
| Music by Letter - H | 0 | - | 4.27 | 22,369 |
| Music by Letter - B | 0 | - | 4.39 | 25,196 |
| Music by Letter - J | 0 | - | 4.37 | 20,539 |
| Music by Letter - G | 0 | - | 4.35 | 21,184 |
| Music by Letter - R | 0 | - | 4.10 | 14,997 |
| Music by Letter - C | 0 | - | 4.19 | 21,161 |
| Music by Letter - P | 0 | - | 4.38 | 19,424 |
| Music by Letter - D | 0 | - | 4.32 | 22,086 |
| Music by Letter - W | 0 | - | 4.36 | 18,558 |
| Music by Letter - N | 0 | - | 4.23 | 14,674 |
| Music by Letter - V | 0 | - | 4.33 | 17,723 |
| Music by Letter - M | 0 | - | 4.27 | 18,138 |
| Music by Letter - K | 0 | - | 4.11 | 16,112 |
| Music by Letter - L | 0 | - | 4.33 | 15,959 |
| Music by Letter - S | 0 | - | 4.22 | 18,946 |
| Music by Letter - O | 0 | - | 4.21 | 16,944 |
| Geography by Letter - T | 0 | - | 4.84 | 152,337 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,214 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,849 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,689 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,862 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,349 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,673 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,322 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,327 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,110 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,155 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,926 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,062 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,142 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,955 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,525 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,283 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,891 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,904 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,843 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,374 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,721 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,943 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,171 |
| NATO Military Alphabet | 0 | - | 4.98 | 553,887 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,684 |
| Geography by Letter - A | 0 | - | 4.74 | 210,026 |
| Geography by Letter - B | 0 | - | 4.56 | 183,197 |
| Geography by Letter - H | 0 | - | 4.69 | 149,227 |
| Geography by Letter - C | 0 | - | 4.47 | 157,501 |
| Geography by Letter - D | 0 | - | 4.50 | 149,439 |
| Geography by Letter - E | 0 | - | 4.42 | 146,597 |
| Geography by Letter - I | 0 | - | 4.42 | 121,160 |
| Geography by Letter - K | 0 | - | 4.53 | 117,284 |
| Geography by Letter - L | 0 | - | 4.43 | 147,569 |
| Geography by Letter - M | 0 | - | 4.49 | 117,582 |
| Geography by Letter - N | 0 | - | 4.51 | 126,195 |
| Geography by Letter - P | 0 | - | 4.47 | 175,097 |
| Geography by Letter - R | 0 | - | 4.43 | 130,269 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,503 |
| Geography by Letter - U | 0 | - | 4.54 | 142,006 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,968 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,672 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,178 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,323 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,873 |
| Movies that Start with G | 0 | - | 4.48 | 68,233 |
| Movies that Start with I | 0 | - | 4.41 | 64,871 |
| History by Letter - A | 0 | - | 4.51 | 152,064 |
| History by Letter - B | 0 | - | 4.45 | 171,211 |
| History by Letter - C | 0 | - | 4.69 | 170,242 |
| History by Letter - E | 0 | - | 4.51 | 139,798 |
| History by Letter - G | 0 | - | 4.45 | 121,402 |
| History by Letter - H | 0 | - | 4.45 | 135,830 |
| History by Letter - J | 0 | - | 4.51 | 153,191 |
| History by Letter - N | 0 | - | 4.44 | 103,362 |
| History by Letter - S | 0 | - | 4.47 | 93,645 |
| History by Letter - W | 0 | - | 4.45 | 108,694 |
| History by Letter - M | 0 | - | 4.54 | 119,067 |
| History by Letter - K | 0 | - | 4.50 | 100,799 |
| History by Letter - L | 0 | - | 4.49 | 111,475 |
| History by Letter - I | 0 | - | 4.46 | 103,647 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,197 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,157 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,289 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,187 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,313 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,698 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,079 |
| Countries by Military Spending | 0 | - | 4.93 | 176,348 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,478 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,646 |
| All Hamilton Songs | 0 | - | 4.74 | 48,239 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,291 |
| Animals that Start with L | 0 | - | 4.47 | 101,218 |
| Animals that Start with P | 0 | - | 4.45 | 85,616 |
| Animals that Start with S | 0 | - | 4.49 | 86,777 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,592 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,541 |
| World Cities A-Z by Clue #1 | 0 | - | 4.54 | 65,626 |
| Islands A-Z | 0 | - | 4.46 | 116,707 |
| World Cities A-Z by Clue #2 | 0 | - | 4.44 | 57,150 |
| Human Body A-Z | 0 | - | 4.51 | 128,304 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,971 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,786 |
| Africa A-Z | 0 | - | 4.57 | 46,357 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,568 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,794 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,948 |
| Queen Songs | 0 | - | 4.84 | 25,213 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,169 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,303 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,469 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,188 |
| Disney A-Z | 0 | - | 4.37 | 86,107 |
| Literature by Letter - A | 0 | - | 4.23 | 31,751 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,066 |
| Companies A-Z | 0 | - | 4.30 | 42,605 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,472 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,801 |
| Geography by Letter - G | 0 | - | 4.35 | 125,422 |
| Geography by Letter - F | 0 | - | 4.27 | 137,000 |
| Geography by Letter - J | 0 | - | 4.34 | 122,125 |
| Geography by Letter - O | 0 | - | 4.37 | 128,944 |
| Geography by Letter - V | 0 | - | 4.39 | 120,771 |
| Geography by Letter - W | 0 | - | 4.39 | 114,148 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,618 |
| Geography by Letter - Z | 0 | - | 4.11 | 80,987 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,830 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,102 |
| Video Games A-Z | 0 | - | 4.08 | 38,672 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,063 |
| Movies that Start with A | 0 | - | 4.13 | 61,626 |
| Movies that Start with C | 0 | - | 4.30 | 61,563 |
| Movies that Start with B | 0 | - | 4.35 | 84,894 |
| Movies that Start with D | 0 | - | 4.34 | 68,213 |
| Movies that Start with E | 0 | - | 4.13 | 68,159 |
| Movies that Start with J | 0 | - | 4.18 | 75,902 |
| Movies that Start with L | 0 | - | 4.16 | 60,216 |
| Movies that Start with M | 0 | - | 4.28 | 48,050 |
| Movies that Start with N | 0 | - | 4.02 | 41,098 |
| Movies that Start with P | 0 | - | 4.25 | 53,989 |
| Movies that Start with R | 0 | - | 4.17 | 46,429 |
| Movies that Start with W | 0 | - | 4.07 | 44,120 |
| Movies that Start with T | 0 | - | 4.33 | 49,098 |
| Movies that Start with S | 0 | - | 4.35 | 56,254 |
| Movies that Start with F | 0 | - | 4.13 | 68,626 |
| History by Letter - D | 0 | - | 4.39 | 136,846 |
| History by Letter - F | 0 | - | 4.18 | 113,658 |
| History by Letter - O | 0 | - | 4.31 | 99,024 |
| History by Letter - P | 0 | - | 4.38 | 107,310 |
| History by Letter - Q | 0 | - | 4.34 | 79,953 |
| History by Letter - R | 0 | - | 4.26 | 121,616 |
| History by Letter - T | 0 | - | 4.39 | 104,843 |
| History by Letter - U | 0 | - | 4.19 | 100,207 |
| History by Letter - V | 0 | - | 4.27 | 80,339 |
| History by Letter - Y | 0 | - | 4.27 | 86,916 |
| History by Letter - Z | 0 | - | 4.18 | 76,719 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,108 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,620 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,989 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,151 |
| Questions in Music | 0 | - | 4.41 | 53,983 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,251 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,107 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,738 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,829 |
| Middle East A-Z | 0 | - | 4.47 | 45,772 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,138 |
| 20th Century A-Z | 0 | - | 4.50 | 53,147 |
| 19th Century A-Z | 0 | - | 4.77 | 46,715 |
| 18th Century A-Z | 0 | - | 4.54 | 42,628 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,565 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,099 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 66,954 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,882 |
| Tony Best Musicals | 0 | - | 4.31 | 25,417 |
| Characters from Musicals | 0 | - | 4.24 | 26,443 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,752 |
| Family Bands | 0 | - | 4.11 | 21,763 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,048 |
| Star Wars A-Z | 0 | - | 4.46 | 87,131 |
| Monarchies of the World | 0 | - | 4.94 | 166,515 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,479 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,875 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,409 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,645 |
| Literature by Letter - D | 0 | - | 4.30 | 20,452 |
| Literature by Letter - C | 0 | - | 4.34 | 26,378 |
| Literature by Letter - F | 0 | - | 4.25 | 17,077 |
| Literature by Letter - E | 0 | - | 4.03 | 14,965 |
| Literature by Letter - H | 0 | - | 4.23 | 17,995 |
| Literature by Letter - I | 0 | - | 4.25 | 15,141 |
| Literature by Letter - L | 0 | - | 4.32 | 23,135 |
| Literature by Letter - M | 0 | - | 4.16 | 18,535 |
| Literature by Letter - P | 0 | - | 4.16 | 16,667 |
| Literature by Letter - O | 0 | - | 4.30 | 13,467 |
| Literature by Letter - J | 0 | - | 4.23 | 14,742 |
| Literature by Letter - N | 0 | - | 4.24 | 14,237 |
