| Music by Letter - F | 0 | - | 4.48 | 26,974 |
| Music by Letter - A | 0 | - | 4.61 | 31,343 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,289 |
| Music by Letter - E | 0 | - | 4.39 | 26,664 |
| Music by Letter - I | 0 | - | 4.22 | 15,780 |
| Music by Letter - H | 0 | - | 4.27 | 22,504 |
| Music by Letter - B | 0 | - | 4.39 | 25,337 |
| Music by Letter - J | 0 | - | 4.37 | 20,637 |
| Music by Letter - G | 0 | - | 4.35 | 21,306 |
| Music by Letter - R | 0 | - | 4.04 | 15,098 |
| Music by Letter - C | 0 | - | 4.14 | 21,283 |
| Music by Letter - P | 0 | - | 4.38 | 19,536 |
| Music by Letter - D | 0 | - | 4.27 | 22,219 |
| Music by Letter - W | 0 | - | 4.36 | 18,644 |
| Music by Letter - N | 0 | - | 4.23 | 14,768 |
| Music by Letter - V | 0 | - | 4.33 | 17,814 |
| Music by Letter - M | 0 | - | 4.27 | 18,262 |
| Music by Letter - K | 0 | - | 4.11 | 16,217 |
| Music by Letter - T | 0 | - | 4.31 | 19,358 |
| Music by Letter - L | 0 | - | 4.33 | 16,066 |
| Music by Letter - S | 0 | - | 4.22 | 19,042 |
| Music by Letter - O | 0 | - | 4.21 | 17,039 |
| Geography by Letter - T | 0 | - | 4.84 | 153,763 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,094 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,791 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,244 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,189 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,943 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,831 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,303 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,262 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,648 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,416 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,297 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,296 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,381 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,237 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,892 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,689 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,254 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,204 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,079 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,651 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,406 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,019 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,345 |
| NATO Military Alphabet | 0 | - | 4.98 | 558,614 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 801,421 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,971 |
| Geography by Letter - A | 0 | - | 4.74 | 211,501 |
| Geography by Letter - B | 0 | - | 4.56 | 184,553 |
| Geography by Letter - H | 0 | - | 4.69 | 150,262 |
| Geography by Letter - C | 0 | - | 4.47 | 158,643 |
| Geography by Letter - D | 0 | - | 4.50 | 150,480 |
| Geography by Letter - E | 0 | - | 4.42 | 147,561 |
| Geography by Letter - I | 0 | - | 4.42 | 121,986 |
| Geography by Letter - K | 0 | - | 4.53 | 118,215 |
| Geography by Letter - L | 0 | - | 4.43 | 148,489 |
| Geography by Letter - M | 0 | - | 4.49 | 118,610 |
| Geography by Letter - N | 0 | - | 4.51 | 127,175 |
| Geography by Letter - P | 0 | - | 4.47 | 175,984 |
| Geography by Letter - R | 0 | - | 4.43 | 131,576 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,502 |
| Geography by Letter - U | 0 | - | 4.53 | 143,035 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,129 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,881 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,341 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,554 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,170 |
| Movies that Start with G | 0 | - | 4.49 | 68,478 |
| Movies that Start with I | 0 | - | 4.41 | 65,121 |
| History by Letter - A | 0 | - | 4.51 | 152,860 |
| History by Letter - B | 0 | - | 4.45 | 172,103 |
| History by Letter - C | 0 | - | 4.70 | 171,383 |
| History by Letter - E | 0 | - | 4.51 | 140,529 |
| History by Letter - G | 0 | - | 4.46 | 122,047 |
| History by Letter - H | 0 | - | 4.45 | 136,506 |
| History by Letter - J | 0 | - | 4.51 | 153,952 |
| History by Letter - N | 0 | - | 4.45 | 104,033 |
| History by Letter - S | 0 | - | 4.47 | 94,325 |
| History by Letter - W | 0 | - | 4.45 | 109,400 |
| History by Letter - M | 0 | - | 4.54 | 119,795 |
| History by Letter - K | 0 | - | 4.50 | 101,315 |
| History by Letter - L | 0 | - | 4.50 | 112,035 |
| History by Letter - I | 0 | - | 4.46 | 104,173 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,104 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,466 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,375 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,498 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,003 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,270 |
| Countries by Military Spending | 0 | - | 4.93 | 177,397 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,921 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,433 |
| All Hamilton Songs | 0 | - | 4.75 | 48,880 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,314,103 |
| Animals that Start with L | 0 | - | 4.47 | 101,789 |
| Animals that Start with P | 0 | - | 4.45 | 86,028 |
| Animals that Start with S | 0 | - | 4.49 | 87,230 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,292 |
| Geography by Letter on the World Map - C | 0 | - | 4.79 | 117,373 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 67,967 |
| Islands A-Z | 0 | - | 4.46 | 122,962 |
| Human Body A-Z | 0 | - | 4.51 | 129,059 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,432 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,357 |
| Africa A-Z | 0 | - | 4.57 | 46,573 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,953 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,066 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,154 |
| Queen Songs | 0 | - | 4.85 | 25,548 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,296 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,688 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,764 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,431 |
| Disney A-Z | 0 | - | 4.37 | 86,984 |
| Literature by Letter - A | 0 | - | 4.23 | 31,963 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,190 |
| Companies A-Z | 0 | - | 4.30 | 42,686 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,612 |
| Geography by Letter - G | 0 | - | 4.35 | 126,252 |
| Geography by Letter - F | 0 | - | 4.27 | 137,807 |
| Geography by Letter - J | 0 | - | 4.34 | 122,876 |
| Geography by Letter - O | 0 | - | 4.37 | 129,711 |
| Geography by Letter - V | 0 | - | 4.39 | 121,706 |
| Geography by Letter - W | 0 | - | 4.39 | 114,823 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,466 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,633 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,449 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,234 |
| Video Games A-Z | 0 | - | 4.08 | 38,931 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,225 |
| Movies that Start with A | 0 | - | 4.13 | 61,833 |
| Movies that Start with C | 0 | - | 4.30 | 61,802 |
| Movies that Start with B | 0 | - | 4.36 | 85,161 |
| Movies that Start with D | 0 | - | 4.34 | 68,399 |
| Movies that Start with E | 0 | - | 4.13 | 68,328 |
| Movies that Start with J | 0 | - | 4.18 | 76,120 |
| Movies that Start with L | 0 | - | 4.16 | 60,385 |
| Movies that Start with M | 0 | - | 4.28 | 48,200 |
| Movies that Start with N | 0 | - | 4.02 | 41,231 |
| Movies that Start with P | 0 | - | 4.25 | 54,130 |
| Movies that Start with R | 0 | - | 4.17 | 46,611 |
| Movies that Start with W | 0 | - | 4.07 | 44,244 |
| Movies that Start with T | 0 | - | 4.34 | 49,265 |
| Movies that Start with S | 0 | - | 4.35 | 56,437 |
| Movies that Start with F | 0 | - | 4.13 | 68,813 |
| History by Letter - D | 0 | - | 4.39 | 137,596 |
| History by Letter - F | 0 | - | 4.18 | 114,197 |
| History by Letter - O | 0 | - | 4.32 | 99,473 |
| History by Letter - P | 0 | - | 4.39 | 107,815 |
| History by Letter - Q | 0 | - | 4.34 | 80,311 |
| History by Letter - R | 0 | - | 4.26 | 122,150 |
| History by Letter - T | 0 | - | 4.39 | 105,241 |
| History by Letter - U | 0 | - | 4.19 | 100,761 |
| History by Letter - V | 0 | - | 4.27 | 80,738 |
| History by Letter - Y | 0 | - | 4.27 | 87,254 |
| History by Letter - Z | 0 | - | 4.20 | 77,027 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,224 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,387 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,548 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,960 |
| Questions in Music | 0 | - | 4.41 | 54,344 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,515 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,499 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,884 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,079 |
| Middle East A-Z | 0 | - | 4.47 | 45,976 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,319 |
| 20th Century A-Z | 0 | - | 4.50 | 53,666 |
| 19th Century A-Z | 0 | - | 4.77 | 47,242 |
| 18th Century A-Z | 0 | - | 4.54 | 43,127 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,730 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 353,094 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,733 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,568 |
| Tony Best Musicals | 0 | - | 4.32 | 25,584 |
| Characters from Musicals | 0 | - | 4.24 | 26,672 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,874 |
| Family Bands | 0 | - | 4.11 | 21,808 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,874 |
| Star Wars A-Z | 0 | - | 4.46 | 88,057 |
| Monarchies of the World | 0 | - | 4.94 | 168,287 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 112,371 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,610 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,121 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,010 |
| Literature by Letter - D | 0 | - | 4.30 | 20,636 |
| Literature by Letter - C | 0 | - | 4.34 | 26,573 |
| Literature by Letter - F | 0 | - | 4.26 | 17,242 |
| Literature by Letter - E | 0 | - | 4.03 | 15,133 |
| Literature by Letter - H | 0 | - | 4.23 | 18,524 |
| Literature by Letter - I | 0 | - | 4.25 | 15,289 |
| Literature by Letter - L | 0 | - | 4.32 | 23,268 |
| Literature by Letter - M | 0 | - | 4.18 | 18,680 |
| Literature by Letter - P | 0 | - | 4.18 | 16,805 |
| Literature by Letter - O | 0 | - | 4.30 | 13,589 |
| Literature by Letter - J | 0 | - | 4.23 | 14,899 |
| Literature by Letter - N | 0 | - | 4.24 | 14,371 |
| Literature by Letter - K | 0 | - | 4.13 | 12,362 |
