| Music by Letter - F | 0 | - | 4.48 | 26,874 |
| Music by Letter - A | 0 | - | 4.61 | 31,243 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,157 |
| Music by Letter - E | 0 | - | 4.39 | 26,589 |
| Music by Letter - I | 0 | - | 4.22 | 15,711 |
| Music by Letter - H | 0 | - | 4.27 | 22,417 |
| Music by Letter - B | 0 | - | 4.39 | 25,255 |
| Music by Letter - J | 0 | - | 4.37 | 20,577 |
| Music by Letter - G | 0 | - | 4.35 | 21,237 |
| Music by Letter - R | 0 | - | 4.10 | 15,037 |
| Music by Letter - C | 0 | - | 4.19 | 21,206 |
| Music by Letter - P | 0 | - | 4.38 | 19,476 |
| Music by Letter - D | 0 | - | 4.32 | 22,134 |
| Music by Letter - W | 0 | - | 4.36 | 18,594 |
| Music by Letter - N | 0 | - | 4.23 | 14,708 |
| Music by Letter - V | 0 | - | 4.33 | 17,760 |
| Music by Letter - K | 0 | - | 4.11 | 16,151 |
| Music by Letter - T | 0 | - | 4.31 | 19,293 |
| Music by Letter - L | 0 | - | 4.33 | 16,006 |
| Music by Letter - S | 0 | - | 4.22 | 18,982 |
| Music by Letter - O | 0 | - | 4.21 | 16,984 |
| Geography by Letter - T | 0 | - | 4.84 | 152,787 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,478 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,150 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,905 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,279 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,575 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,111 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,707 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,571 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,323 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,262 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,068 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,150 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,224 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,066 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,655 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,437 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,041 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,019 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,943 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,480 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,404 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,975 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,248 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,564 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,872 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,874 |
| Geography by Letter - A | 0 | - | 4.74 | 210,612 |
| Geography by Letter - B | 0 | - | 4.56 | 183,607 |
| Geography by Letter - H | 0 | - | 4.69 | 149,509 |
| Geography by Letter - C | 0 | - | 4.47 | 157,852 |
| Geography by Letter - D | 0 | - | 4.50 | 149,759 |
| Geography by Letter - E | 0 | - | 4.42 | 146,891 |
| Geography by Letter - I | 0 | - | 4.42 | 121,394 |
| Geography by Letter - K | 0 | - | 4.53 | 117,520 |
| Geography by Letter - L | 0 | - | 4.43 | 147,841 |
| Geography by Letter - M | 0 | - | 4.49 | 117,835 |
| Geography by Letter - N | 0 | - | 4.51 | 126,449 |
| Geography by Letter - P | 0 | - | 4.47 | 175,373 |
| Geography by Letter - R | 0 | - | 4.44 | 130,610 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,859 |
| Geography by Letter - U | 0 | - | 4.53 | 142,314 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,017 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,740 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,231 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,402 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,993 |
| Movies that Start with G | 0 | - | 4.48 | 68,316 |
| Movies that Start with I | 0 | - | 4.41 | 64,961 |
| History by Letter - A | 0 | - | 4.51 | 152,323 |
| History by Letter - B | 0 | - | 4.45 | 171,502 |
| History by Letter - C | 0 | - | 4.70 | 170,598 |
| History by Letter - E | 0 | - | 4.51 | 140,048 |
| History by Letter - G | 0 | - | 4.46 | 121,617 |
| History by Letter - H | 0 | - | 4.45 | 136,058 |
| History by Letter - J | 0 | - | 4.51 | 153,439 |
| History by Letter - N | 0 | - | 4.45 | 103,535 |
| History by Letter - S | 0 | - | 4.47 | 93,806 |
| History by Letter - W | 0 | - | 4.45 | 108,899 |
| History by Letter - M | 0 | - | 4.54 | 119,249 |
| History by Letter - K | 0 | - | 4.50 | 100,953 |
| History by Letter - L | 0 | - | 4.50 | 111,650 |
| History by Letter - I | 0 | - | 4.46 | 103,814 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,547 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,422 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,357 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,255 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,379 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,810 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,150 |
| Countries by Military Spending | 0 | - | 4.93 | 176,708 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,633 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,921 |
| All Hamilton Songs | 0 | - | 4.74 | 48,500 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,791 |
| Animals that Start with L | 0 | - | 4.47 | 101,617 |
| Animals that Start with P | 0 | - | 4.45 | 85,868 |
| Animals that Start with S | 0 | - | 4.49 | 87,049 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,808 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,826 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,897 |
| Islands A-Z | 0 | - | 4.46 | 116,960 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,260 |
| Human Body A-Z | 0 | - | 4.51 | 128,752 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,888 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,935 |
| Africa A-Z | 0 | - | 4.57 | 46,432 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,722 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,896 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,021 |
| Queen Songs | 0 | - | 4.84 | 25,322 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,225 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,493 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,619 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,279 |
| Disney A-Z | 0 | - | 4.37 | 86,701 |
| Literature by Letter - A | 0 | - | 4.23 | 31,801 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,085 |
| Companies A-Z | 0 | - | 4.30 | 42,637 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,524 |
| Geography by Letter - G | 0 | - | 4.35 | 125,671 |
| Geography by Letter - F | 0 | - | 4.27 | 137,258 |
| Geography by Letter - J | 0 | - | 4.34 | 122,349 |
| Geography by Letter - O | 0 | - | 4.37 | 129,186 |
| Geography by Letter - V | 0 | - | 4.39 | 121,114 |
| Geography by Letter - W | 0 | - | 4.39 | 114,361 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,834 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,187 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,039 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,145 |
| Video Games A-Z | 0 | - | 4.08 | 38,769 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,120 |
| Movies that Start with A | 0 | - | 4.13 | 61,702 |
| Movies that Start with C | 0 | - | 4.30 | 61,644 |
| Movies that Start with B | 0 | - | 4.35 | 84,992 |
| Movies that Start with D | 0 | - | 4.34 | 68,279 |
| Movies that Start with E | 0 | - | 4.13 | 68,215 |
| Movies that Start with J | 0 | - | 4.18 | 75,974 |
| Movies that Start with L | 0 | - | 4.16 | 60,258 |
| Movies that Start with M | 0 | - | 4.28 | 48,104 |
| Movies that Start with N | 0 | - | 4.02 | 41,139 |
| Movies that Start with P | 0 | - | 4.25 | 54,039 |
| Movies that Start with R | 0 | - | 4.17 | 46,493 |
| Movies that Start with W | 0 | - | 4.07 | 44,164 |
| Movies that Start with T | 0 | - | 4.33 | 49,158 |
| Movies that Start with S | 0 | - | 4.35 | 56,312 |
| Movies that Start with F | 0 | - | 4.13 | 68,693 |
| History by Letter - D | 0 | - | 4.39 | 137,054 |
| History by Letter - F | 0 | - | 4.18 | 113,826 |
| History by Letter - O | 0 | - | 4.32 | 99,184 |
| History by Letter - P | 0 | - | 4.39 | 107,471 |
| History by Letter - Q | 0 | - | 4.34 | 80,071 |
| History by Letter - R | 0 | - | 4.26 | 121,800 |
| History by Letter - T | 0 | - | 4.39 | 104,979 |
| History by Letter - U | 0 | - | 4.19 | 100,479 |
| History by Letter - V | 0 | - | 4.27 | 80,487 |
| History by Letter - Y | 0 | - | 4.27 | 87,026 |
| History by Letter - Z | 0 | - | 4.18 | 76,821 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,150 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,901 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,181 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,439 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,947 |
| Questions in Music | 0 | - | 4.41 | 54,108 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,352 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,249 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,113 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,918 |
| Middle East A-Z | 0 | - | 4.47 | 45,867 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,205 |
| 20th Century A-Z | 0 | - | 4.50 | 53,235 |
| 19th Century A-Z | 0 | - | 4.77 | 46,790 |
| 18th Century A-Z | 0 | - | 4.54 | 42,683 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,647 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,467 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,239 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,146 |
| Tony Best Musicals | 0 | - | 4.31 | 25,476 |
| Characters from Musicals | 0 | - | 4.24 | 26,561 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,806 |
| Family Bands | 0 | - | 4.11 | 21,781 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,270 |
| Star Wars A-Z | 0 | - | 4.46 | 87,328 |
| Monarchies of the World | 0 | - | 4.94 | 167,061 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,922 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,159 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,657 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,775 |
| Literature by Letter - D | 0 | - | 4.30 | 20,490 |
| Literature by Letter - C | 0 | - | 4.34 | 26,420 |
| Literature by Letter - F | 0 | - | 4.26 | 17,107 |
| Literature by Letter - E | 0 | - | 4.03 | 14,991 |
| Literature by Letter - H | 0 | - | 4.23 | 18,029 |
| Literature by Letter - I | 0 | - | 4.25 | 15,171 |
| Literature by Letter - L | 0 | - | 4.32 | 23,167 |
| Literature by Letter - M | 0 | - | 4.18 | 18,567 |
| Literature by Letter - P | 0 | - | 4.18 | 16,689 |
| Literature by Letter - O | 0 | - | 4.30 | 13,483 |
| Literature by Letter - J | 0 | - | 4.23 | 14,772 |
