| Music by Letter - F | 0 | - | 4.48 | 26,990 |
| Music by Letter - A | 0 | - | 4.61 | 31,373 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,317 |
| Music by Letter - E | 0 | - | 4.39 | 26,678 |
| Music by Letter - I | 0 | - | 4.22 | 15,789 |
| Music by Letter - H | 0 | - | 4.27 | 22,521 |
| Music by Letter - B | 0 | - | 4.39 | 25,357 |
| Music by Letter - J | 0 | - | 4.37 | 20,646 |
| Music by Letter - G | 0 | - | 4.35 | 21,319 |
| Music by Letter - R | 0 | - | 4.04 | 15,105 |
| Music by Letter - C | 0 | - | 4.14 | 21,295 |
| Music by Letter - P | 0 | - | 4.38 | 19,546 |
| Music by Letter - D | 0 | - | 4.27 | 22,229 |
| Music by Letter - N | 0 | - | 4.23 | 14,776 |
| Music by Letter - V | 0 | - | 4.33 | 17,824 |
| Music by Letter - M | 0 | - | 4.27 | 18,272 |
| Music by Letter - K | 0 | - | 4.11 | 16,230 |
| Music by Letter - T | 0 | - | 4.31 | 19,366 |
| Music by Letter - L | 0 | - | 4.33 | 16,073 |
| Music by Letter - S | 0 | - | 4.22 | 19,051 |
| Music by Letter - O | 0 | - | 4.21 | 17,052 |
| Geography by Letter - T | 0 | - | 4.84 | 153,921 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,195 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,905 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,336 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,351 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,042 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,003 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,478 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,390 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,730 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,442 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,349 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,318 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,406 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,279 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,932 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,731 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,291 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,231 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,101 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,678 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,664 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,027 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,367 |
| NATO Military Alphabet | 0 | - | 4.98 | 559,477 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 802,149 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,985 |
| Geography by Letter - A | 0 | - | 4.74 | 211,653 |
| Geography by Letter - B | 0 | - | 4.55 | 184,685 |
| Geography by Letter - H | 0 | - | 4.69 | 150,369 |
| Geography by Letter - C | 0 | - | 4.47 | 158,772 |
| Geography by Letter - D | 0 | - | 4.50 | 150,583 |
| Geography by Letter - E | 0 | - | 4.42 | 147,675 |
| Geography by Letter - I | 0 | - | 4.42 | 122,069 |
| Geography by Letter - K | 0 | - | 4.53 | 118,409 |
| Geography by Letter - L | 0 | - | 4.43 | 148,577 |
| Geography by Letter - M | 0 | - | 4.49 | 118,693 |
| Geography by Letter - N | 0 | - | 4.51 | 127,259 |
| Geography by Letter - P | 0 | - | 4.47 | 176,094 |
| Geography by Letter - R | 0 | - | 4.43 | 131,701 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,605 |
| Geography by Letter - U | 0 | - | 4.53 | 143,151 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,151 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,909 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,358 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,579 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,211 |
| Movies that Start with G | 0 | - | 4.49 | 68,525 |
| Movies that Start with I | 0 | - | 4.41 | 65,160 |
| History by Letter - A | 0 | - | 4.51 | 153,083 |
| History by Letter - B | 0 | - | 4.45 | 172,369 |
| History by Letter - C | 0 | - | 4.70 | 171,648 |
| History by Letter - E | 0 | - | 4.51 | 140,750 |
| History by Letter - G | 0 | - | 4.46 | 122,239 |
| History by Letter - H | 0 | - | 4.45 | 136,844 |
| History by Letter - J | 0 | - | 4.51 | 154,160 |
| History by Letter - N | 0 | - | 4.45 | 104,166 |
| History by Letter - S | 0 | - | 4.47 | 94,463 |
| History by Letter - W | 0 | - | 4.45 | 109,637 |
| History by Letter - M | 0 | - | 4.54 | 119,943 |
| History by Letter - K | 0 | - | 4.50 | 101,448 |
| History by Letter - L | 0 | - | 4.50 | 112,175 |
| History by Letter - I | 0 | - | 4.46 | 104,325 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,235 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,484 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,395 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,515 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,035 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,296 |
| Countries by Military Spending | 0 | - | 4.93 | 177,623 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 38,039 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,701 |
| All Hamilton Songs | 0 | - | 4.75 | 48,979 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,315,591 |
| Animals that Start with L | 0 | - | 4.47 | 101,875 |
| Animals that Start with P | 0 | - | 4.45 | 86,103 |
| Animals that Start with S | 0 | - | 4.49 | 87,316 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,394 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,485 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,082 |
| Islands A-Z | 0 | - | 4.46 | 124,106 |
| Human Body A-Z | 0 | - | 4.51 | 129,124 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,514 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,569 |
| Africa A-Z | 0 | - | 4.57 | 46,595 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,013 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,102 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,181 |
| Queen Songs | 0 | - | 4.85 | 25,579 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,306 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,726 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,783 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,470 |
| Disney A-Z | 0 | - | 4.37 | 87,066 |
| Literature by Letter - A | 0 | - | 4.24 | 32,071 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,261 |
| Companies A-Z | 0 | - | 4.30 | 42,692 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,623 |
| Geography by Letter - G | 0 | - | 4.33 | 126,347 |
| Geography by Letter - F | 0 | - | 4.27 | 137,892 |
| Geography by Letter - J | 0 | - | 4.34 | 122,963 |
| Geography by Letter - O | 0 | - | 4.37 | 129,795 |
| Geography by Letter - V | 0 | - | 4.39 | 121,798 |
| Geography by Letter - W | 0 | - | 4.39 | 114,891 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,558 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,693 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,522 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,258 |
| Video Games A-Z | 0 | - | 4.08 | 38,971 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,249 |
| Movies that Start with A | 0 | - | 4.13 | 61,865 |
| Movies that Start with C | 0 | - | 4.30 | 61,837 |
| Movies that Start with B | 0 | - | 4.36 | 85,209 |
| Movies that Start with D | 0 | - | 4.34 | 68,434 |
| Movies that Start with E | 0 | - | 4.13 | 68,367 |
| Movies that Start with J | 0 | - | 4.18 | 76,158 |
| Movies that Start with L | 0 | - | 4.16 | 60,420 |
| Movies that Start with M | 0 | - | 4.28 | 48,225 |
| Movies that Start with N | 0 | - | 4.02 | 41,254 |
| Movies that Start with P | 0 | - | 4.25 | 54,152 |
| Movies that Start with R | 0 | - | 4.17 | 46,639 |
| Movies that Start with W | 0 | - | 4.07 | 44,266 |
| Movies that Start with T | 0 | - | 4.34 | 49,297 |
| Movies that Start with S | 0 | - | 4.35 | 56,464 |
| Movies that Start with F | 0 | - | 4.13 | 68,850 |
| History by Letter - D | 0 | - | 4.40 | 137,889 |
| History by Letter - F | 0 | - | 4.18 | 114,532 |
| History by Letter - O | 0 | - | 4.32 | 99,590 |
| History by Letter - P | 0 | - | 4.36 | 107,938 |
| History by Letter - Q | 0 | - | 4.34 | 80,409 |
| History by Letter - R | 0 | - | 4.26 | 122,291 |
| History by Letter - T | 0 | - | 4.39 | 105,363 |
| History by Letter - U | 0 | - | 4.19 | 100,882 |
| History by Letter - V | 0 | - | 4.27 | 80,839 |
| History by Letter - Y | 0 | - | 4.27 | 87,354 |
| History by Letter - Z | 0 | - | 4.20 | 77,124 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,238 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,944 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,487 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,629 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,095 |
| Questions in Music | 0 | - | 4.41 | 54,392 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,550 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,578 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,067 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,119 |
| Middle East A-Z | 0 | - | 4.47 | 46,001 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,350 |
| 20th Century A-Z | 0 | - | 4.50 | 53,712 |
| 19th Century A-Z | 0 | - | 4.77 | 47,279 |
| 18th Century A-Z | 0 | - | 4.54 | 43,163 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,748 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,241 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.94 | 67,849 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,676 |
| Tony Best Musicals | 0 | - | 4.32 | 25,605 |
| Characters from Musicals | 0 | - | 4.24 | 26,697 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,885 |
| Family Bands | 0 | - | 4.11 | 21,814 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 91,240 |
| Star Wars A-Z | 0 | - | 4.46 | 88,172 |
| Monarchies of the World | 0 | - | 4.94 | 168,493 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,497 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,741 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,253 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,067 |
| Literature by Letter - D | 0 | - | 4.30 | 20,737 |
| Literature by Letter - C | 0 | - | 4.34 | 26,678 |
| Literature by Letter - F | 0 | - | 4.26 | 17,329 |
| Literature by Letter - E | 0 | - | 4.05 | 15,231 |
| Literature by Letter - H | 0 | - | 4.28 | 19,861 |
| Literature by Letter - I | 0 | - | 4.28 | 16,405 |
| Literature by Letter - L | 0 | - | 4.32 | 23,343 |
| Literature by Letter - M | 0 | - | 4.18 | 18,756 |
| Literature by Letter - P | 0 | - | 4.18 | 16,886 |
| Literature by Letter - O | 0 | - | 4.30 | 13,652 |
| Literature by Letter - J | 0 | - | 4.23 | 14,977 |
| Literature by Letter - N | 0 | - | 4.24 | 14,442 |
| Literature by Letter - K | 0 | - | 4.13 | 12,437 |
