| Music by Letter - F | 0 | - | 4.48 | 26,809 |
| Music by Letter - A | 0 | - | 4.61 | 31,171 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,033 |
| Music by Letter - E | 0 | - | 4.39 | 26,534 |
| Music by Letter - I | 0 | - | 4.22 | 15,665 |
| Music by Letter - H | 0 | - | 4.27 | 22,372 |
| Music by Letter - B | 0 | - | 4.39 | 25,198 |
| Music by Letter - J | 0 | - | 4.37 | 20,540 |
| Music by Letter - G | 0 | - | 4.35 | 21,189 |
| Music by Letter - R | 0 | - | 4.10 | 14,998 |
| Music by Letter - C | 0 | - | 4.19 | 21,163 |
| Music by Letter - P | 0 | - | 4.38 | 19,425 |
| Music by Letter - D | 0 | - | 4.32 | 22,090 |
| Music by Letter - W | 0 | - | 4.36 | 18,558 |
| Music by Letter - N | 0 | - | 4.23 | 14,675 |
| Music by Letter - V | 0 | - | 4.33 | 17,723 |
| Music by Letter - M | 0 | - | 4.27 | 18,139 |
| Music by Letter - K | 0 | - | 4.11 | 16,113 |
| Music by Letter - L | 0 | - | 4.33 | 15,961 |
| Music by Letter - S | 0 | - | 4.22 | 18,947 |
| Music by Letter - O | 0 | - | 4.21 | 16,946 |
| Geography by Letter - T | 0 | - | 4.84 | 152,357 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,225 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,852 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,692 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,871 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,354 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,688 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,333 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,334 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,115 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,159 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,928 |
| 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 | 82,958 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,528 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,285 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,893 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,907 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,844 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,378 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,742 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,947 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,176 |
| NATO Military Alphabet | 0 | - | 4.98 | 553,927 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,719 |
| Geography by Letter - A | 0 | - | 4.74 | 210,040 |
| Geography by Letter - B | 0 | - | 4.56 | 183,215 |
| Geography by Letter - H | 0 | - | 4.69 | 149,238 |
| Geography by Letter - C | 0 | - | 4.47 | 157,513 |
| Geography by Letter - D | 0 | - | 4.50 | 149,448 |
| Geography by Letter - E | 0 | - | 4.42 | 146,607 |
| Geography by Letter - I | 0 | - | 4.42 | 121,170 |
| Geography by Letter - K | 0 | - | 4.53 | 117,290 |
| Geography by Letter - L | 0 | - | 4.43 | 147,575 |
| Geography by Letter - M | 0 | - | 4.49 | 117,591 |
| Geography by Letter - N | 0 | - | 4.51 | 126,201 |
| Geography by Letter - P | 0 | - | 4.47 | 175,106 |
| Geography by Letter - R | 0 | - | 4.43 | 130,283 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,555 |
| Geography by Letter - U | 0 | - | 4.54 | 142,019 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,970 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,673 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,180 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,324 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,876 |
| Movies that Start with G | 0 | - | 4.48 | 68,234 |
| Movies that Start with I | 0 | - | 4.41 | 64,872 |
| History by Letter - A | 0 | - | 4.51 | 152,071 |
| History by Letter - B | 0 | - | 4.45 | 171,222 |
| History by Letter - C | 0 | - | 4.69 | 170,256 |
| History by Letter - E | 0 | - | 4.51 | 139,808 |
| History by Letter - G | 0 | - | 4.45 | 121,410 |
| History by Letter - H | 0 | - | 4.45 | 135,839 |
| History by Letter - J | 0 | - | 4.51 | 153,196 |
| History by Letter - N | 0 | - | 4.44 | 103,367 |
| History by Letter - S | 0 | - | 4.47 | 93,649 |
| History by Letter - W | 0 | - | 4.45 | 108,700 |
| History by Letter - M | 0 | - | 4.54 | 119,072 |
| History by Letter - K | 0 | - | 4.50 | 100,806 |
| History by Letter - L | 0 | - | 4.49 | 111,481 |
| History by Letter - I | 0 | - | 4.46 | 103,656 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,202 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,160 |
| 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 | 71,314 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,700 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,080 |
| Countries by Military Spending | 0 | - | 4.93 | 176,353 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,484 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,655 |
| All Hamilton Songs | 0 | - | 4.74 | 48,248 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,304,380 |
| Animals that Start with L | 0 | - | 4.47 | 101,223 |
| Animals that Start with P | 0 | - | 4.45 | 85,620 |
| Animals that Start with S | 0 | - | 4.49 | 86,780 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,600 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,544 |
| World Cities A-Z by Clue #1 | 0 | - | 4.55 | 65,688 |
| Islands A-Z | 0 | - | 4.46 | 116,717 |
| World Cities A-Z by Clue #2 | 0 | - | 4.45 | 57,211 |
| Human Body A-Z | 0 | - | 4.51 | 128,332 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 34,016 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,789 |
| Africa A-Z | 0 | - | 4.57 | 46,357 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,573 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,798 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,949 |
| Queen Songs | 0 | - | 4.84 | 25,213 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,171 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,317 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,479 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,193 |
| Disney A-Z | 0 | - | 4.37 | 86,108 |
| Literature by Letter - A | 0 | - | 4.23 | 31,752 |
| 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 | 61,474 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,804 |
| Geography by Letter - G | 0 | - | 4.35 | 125,433 |
| Geography by Letter - F | 0 | - | 4.27 | 137,007 |
| Geography by Letter - J | 0 | - | 4.34 | 122,130 |
| Geography by Letter - O | 0 | - | 4.37 | 128,952 |
| Geography by Letter - V | 0 | - | 4.39 | 120,825 |
| Geography by Letter - W | 0 | - | 4.39 | 114,158 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,629 |
| Geography by Letter - Z | 0 | - | 4.11 | 80,998 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,844 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,105 |
| Video Games A-Z | 0 | - | 4.08 | 38,675 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,064 |
| 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 | 84,896 |
| Movies that Start with D | 0 | - | 4.34 | 68,214 |
| Movies that Start with E | 0 | - | 4.13 | 68,159 |
| Movies that Start with J | 0 | - | 4.18 | 75,903 |
| Movies that Start with L | 0 | - | 4.16 | 60,216 |
| Movies that Start with M | 0 | - | 4.28 | 48,051 |
| Movies that Start with N | 0 | - | 4.02 | 41,099 |
| Movies that Start with P | 0 | - | 4.25 | 53,991 |
| Movies that Start with R | 0 | - | 4.17 | 46,431 |
| Movies that Start with W | 0 | - | 4.07 | 44,123 |
| Movies that Start with T | 0 | - | 4.33 | 49,099 |
| Movies that Start with S | 0 | - | 4.35 | 56,255 |
| Movies that Start with F | 0 | - | 4.13 | 68,626 |
| History by Letter - D | 0 | - | 4.39 | 136,854 |
| History by Letter - F | 0 | - | 4.18 | 113,664 |
| History by Letter - O | 0 | - | 4.31 | 99,030 |
| History by Letter - P | 0 | - | 4.38 | 107,320 |
| History by Letter - Q | 0 | - | 4.34 | 79,957 |
| History by Letter - R | 0 | - | 4.26 | 121,624 |
| History by Letter - T | 0 | - | 4.39 | 104,849 |
| History by Letter - U | 0 | - | 4.19 | 100,219 |
| History by Letter - V | 0 | - | 4.27 | 80,343 |
| History by Letter - Y | 0 | - | 4.27 | 86,918 |
| History by Letter - Z | 0 | - | 4.18 | 76,723 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,109 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,629 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,994 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,153 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,652 |
| Questions in Music | 0 | - | 4.41 | 53,984 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,253 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 67,111 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,751 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,829 |
| Middle East A-Z | 0 | - | 4.47 | 45,774 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,140 |
| 20th Century A-Z | 0 | - | 4.50 | 53,149 |
| 19th Century A-Z | 0 | - | 4.77 | 46,718 |
| 18th Century A-Z | 0 | - | 4.54 | 42,631 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,570 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,110 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 66,961 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 109,893 |
| Tony Best Musicals | 0 | - | 4.31 | 25,420 |
| Characters from Musicals | 0 | - | 4.24 | 26,449 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,754 |
| Family Bands | 0 | - | 4.11 | 21,764 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,051 |
| Star Wars A-Z | 0 | - | 4.46 | 87,137 |
| Monarchies of the World | 0 | - | 4.94 | 166,531 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,486 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,883 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,416 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,648 |
| 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 |
