| Music by Letter - F | 0 | - | 4.48 | 26,867 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,143 |
| 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 | 21,232 |
| 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 | 19,471 |
| Music by Letter - D | 0 | - | 4.32 | 22,126 |
| Music by Letter - W | 0 | - | 4.36 | 18,588 |
| Music by Letter - N | 0 | - | 4.23 | 14,704 |
| 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 | 16,147 |
| 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 | 16,978 |
| Geography by Letter - T | 0 | - | 4.84 | 152,721 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,435 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,110 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,890 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,236 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,556 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,065 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,665 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,543 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,300 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,246 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,045 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,139 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,210 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,056 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,638 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,423 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,029 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,007 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,935 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,469 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,323 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,970 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,236 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,320 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,719 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,861 |
| Geography by Letter - A | 0 | - | 4.74 | 210,399 |
| Geography by Letter - B | 0 | - | 4.56 | 183,502 |
| Geography by Letter - H | 0 | - | 4.69 | 149,455 |
| Geography by Letter - C | 0 | - | 4.47 | 157,766 |
| Geography by Letter - D | 0 | - | 4.50 | 149,687 |
| Geography by Letter - E | 0 | - | 4.42 | 146,825 |
| Geography by Letter - I | 0 | - | 4.42 | 121,348 |
| Geography by Letter - K | 0 | - | 4.53 | 117,477 |
| Geography by Letter - L | 0 | - | 4.43 | 147,795 |
| Geography by Letter - M | 0 | - | 4.49 | 117,798 |
| Geography by Letter - N | 0 | - | 4.51 | 126,411 |
| Geography by Letter - P | 0 | - | 4.47 | 175,327 |
| Geography by Letter - R | 0 | - | 4.44 | 130,562 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,802 |
| Geography by Letter - U | 0 | - | 4.53 | 142,278 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,012 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,731 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,222 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,391 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,977 |
| Movies that Start with G | 0 | - | 4.48 | 68,304 |
| Movies that Start with I | 0 | - | 4.41 | 64,946 |
| History by Letter - A | 0 | - | 4.51 | 152,289 |
| History by Letter - B | 0 | - | 4.45 | 171,465 |
| History by Letter - C | 0 | - | 4.70 | 170,549 |
| History by Letter - E | 0 | - | 4.51 | 140,019 |
| History by Letter - G | 0 | - | 4.46 | 121,585 |
| History by Letter - H | 0 | - | 4.45 | 136,026 |
| History by Letter - J | 0 | - | 4.51 | 153,408 |
| History by Letter - N | 0 | - | 4.45 | 103,511 |
| History by Letter - S | 0 | - | 4.47 | 93,790 |
| History by Letter - W | 0 | - | 4.45 | 108,877 |
| History by Letter - M | 0 | - | 4.54 | 119,227 |
| History by Letter - K | 0 | - | 4.50 | 100,928 |
| History by Letter - L | 0 | - | 4.50 | 111,627 |
| History by Letter - I | 0 | - | 4.46 | 103,790 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,503 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,385 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,348 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,248 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,371 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,798 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,144 |
| Countries by Military Spending | 0 | - | 4.93 | 176,653 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,619 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,886 |
| All Hamilton Songs | 0 | - | 4.74 | 48,469 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,352 |
| Animals that Start with L | 0 | - | 4.47 | 101,594 |
| Animals that Start with P | 0 | - | 4.45 | 85,854 |
| Animals that Start with S | 0 | - | 4.49 | 87,033 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,783 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,794 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,815 |
| Islands A-Z | 0 | - | 4.46 | 116,939 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,188 |
| Human Body A-Z | 0 | - | 4.51 | 128,713 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,814 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,916 |
| Africa A-Z | 0 | - | 4.57 | 46,420 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,708 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,885 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,006 |
| Queen Songs | 0 | - | 4.84 | 25,307 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,223 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,473 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,607 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,268 |
| Disney A-Z | 0 | - | 4.37 | 86,673 |
| Literature by Letter - A | 0 | - | 4.23 | 31,794 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,081 |
| Companies A-Z | 0 | - | 4.30 | 42,630 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,517 |
| Geography by Letter - G | 0 | - | 4.35 | 125,623 |
| Geography by Letter - F | 0 | - | 4.27 | 137,203 |
| Geography by Letter - J | 0 | - | 4.34 | 122,300 |
| Geography by Letter - O | 0 | - | 4.37 | 129,143 |
| Geography by Letter - V | 0 | - | 4.39 | 121,063 |
| Geography by Letter - W | 0 | - | 4.39 | 114,329 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,802 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,158 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,000 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,138 |
| Video Games A-Z | 0 | - | 4.08 | 38,753 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,110 |
| Movies that Start with A | 0 | - | 4.13 | 61,686 |
| Movies that Start with C | 0 | - | 4.30 | 61,629 |
| Movies that Start with B | 0 | - | 4.35 | 84,974 |
| Movies that Start with D | 0 | - | 4.34 | 68,268 |
| Movies that Start with E | 0 | - | 4.13 | 68,203 |
| Movies that Start with J | 0 | - | 4.18 | 75,967 |
| Movies that Start with L | 0 | - | 4.16 | 60,251 |
| Movies that Start with M | 0 | - | 4.28 | 48,096 |
| Movies that Start with N | 0 | - | 4.02 | 41,135 |
| Movies that Start with P | 0 | - | 4.25 | 54,032 |
| Movies that Start with R | 0 | - | 4.17 | 46,482 |
| Movies that Start with W | 0 | - | 4.07 | 44,158 |
| Movies that Start with T | 0 | - | 4.33 | 49,151 |
| Movies that Start with S | 0 | - | 4.35 | 56,302 |
| Movies that Start with F | 0 | - | 4.13 | 68,679 |
| History by Letter - D | 0 | - | 4.39 | 137,025 |
| History by Letter - F | 0 | - | 4.18 | 113,807 |
| History by Letter - O | 0 | - | 4.32 | 99,161 |
| History by Letter - P | 0 | - | 4.39 | 107,451 |
| History by Letter - Q | 0 | - | 4.34 | 80,053 |
| History by Letter - R | 0 | - | 4.26 | 121,785 |
| History by Letter - T | 0 | - | 4.39 | 104,966 |
| History by Letter - U | 0 | - | 4.19 | 100,458 |
| History by Letter - V | 0 | - | 4.27 | 80,464 |
| History by Letter - Y | 0 | - | 4.27 | 87,009 |
| History by Letter - Z | 0 | - | 4.18 | 76,807 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,139 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,863 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,152 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,398 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,913 |
| Questions in Music | 0 | - | 4.41 | 54,088 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,342 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,232 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,063 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,909 |
| Middle East A-Z | 0 | - | 4.47 | 45,859 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,198 |
| 20th Century A-Z | 0 | - | 4.50 | 53,224 |
| 19th Century A-Z | 0 | - | 4.77 | 46,781 |
| 18th Century A-Z | 0 | - | 4.54 | 42,681 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,637 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,421 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,196 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,118 |
| Tony Best Musicals | 0 | - | 4.31 | 25,470 |
| 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 | 85,228 |
| Star Wars A-Z | 0 | - | 4.46 | 87,297 |
| Monarchies of the World | 0 | - | 4.94 | 166,998 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,882 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,132 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,627 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,754 |
| Literature by Letter - D | 0 | - | 4.30 | 20,482 |
| Literature by Letter - C | 0 | - | 4.34 | 26,413 |
| Literature by Letter - F | 0 | - | 4.26 | 17,101 |
| Literature by Letter - E | 0 | - | 4.03 | 14,987 |
| Literature by Letter - H | 0 | - | 4.23 | 18,023 |
| Literature by Letter - I | 0 | - | 4.25 | 15,167 |
| Literature by Letter - L | 0 | - | 4.32 | 23,163 |
| Literature by Letter - M | 0 | - | 4.18 | 18,560 |
| Literature by Letter - P | 0 | - | 4.18 | 16,686 |
| Literature by Letter - O | 0 | - | 4.30 | 13,480 |
| Literature by Letter - J | 0 | - | 4.23 | 14,768 |
