| Music by Letter - F | 0 | - | 4.48 | 26,955 |
| Music by Letter - A | 0 | - | 4.61 | 31,316 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,255 |
| Music by Letter - E | 0 | - | 4.39 | 26,651 |
| Music by Letter - I | 0 | - | 4.22 | 15,766 |
| Music by Letter - H | 0 | - | 4.27 | 22,491 |
| Music by Letter - B | 0 | - | 4.39 | 25,318 |
| Music by Letter - J | 0 | - | 4.37 | 20,628 |
| Music by Letter - G | 0 | - | 4.35 | 21,295 |
| Music by Letter - R | 0 | - | 4.04 | 15,087 |
| Music by Letter - C | 0 | - | 4.14 | 21,263 |
| Music by Letter - P | 0 | - | 4.38 | 19,526 |
| Music by Letter - W | 0 | - | 4.36 | 18,638 |
| Music by Letter - N | 0 | - | 4.23 | 14,760 |
| Music by Letter - V | 0 | - | 4.33 | 17,804 |
| Music by Letter - M | 0 | - | 4.27 | 18,245 |
| Music by Letter - K | 0 | - | 4.11 | 16,206 |
| Music by Letter - T | 0 | - | 4.31 | 19,345 |
| Music by Letter - L | 0 | - | 4.33 | 16,057 |
| Music by Letter - S | 0 | - | 4.22 | 19,027 |
| Music by Letter - O | 0 | - | 4.21 | 17,035 |
| Geography by Letter - T | 0 | - | 4.84 | 153,504 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,953 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,651 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,143 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,964 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,811 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,610 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,124 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,905 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,560 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,370 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,228 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,251 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,338 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,189 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,833 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,628 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,199 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,159 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,048 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,604 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,117 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 11,008 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,318 |
| NATO Military Alphabet | 0 | - | 4.98 | 557,725 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 800,893 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,956 |
| Geography by Letter - A | 0 | - | 4.74 | 211,282 |
| Geography by Letter - B | 0 | - | 4.56 | 184,333 |
| Geography by Letter - H | 0 | - | 4.69 | 150,097 |
| Geography by Letter - C | 0 | - | 4.47 | 158,444 |
| Geography by Letter - D | 0 | - | 4.50 | 150,297 |
| Geography by Letter - E | 0 | - | 4.42 | 147,390 |
| Geography by Letter - I | 0 | - | 4.42 | 121,829 |
| Geography by Letter - K | 0 | - | 4.53 | 117,936 |
| Geography by Letter - L | 0 | - | 4.43 | 148,306 |
| Geography by Letter - M | 0 | - | 4.49 | 118,454 |
| Geography by Letter - N | 0 | - | 4.51 | 126,862 |
| Geography by Letter - P | 0 | - | 4.47 | 175,824 |
| Geography by Letter - R | 0 | - | 4.43 | 131,377 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,328 |
| Geography by Letter - U | 0 | - | 4.53 | 142,821 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,091 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,838 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,308 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,504 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,111 |
| Movies that Start with G | 0 | - | 4.49 | 68,450 |
| Movies that Start with I | 0 | - | 4.41 | 65,091 |
| History by Letter - A | 0 | - | 4.51 | 152,706 |
| History by Letter - B | 0 | - | 4.45 | 171,943 |
| History by Letter - C | 0 | - | 4.70 | 171,189 |
| History by Letter - E | 0 | - | 4.51 | 140,408 |
| History by Letter - G | 0 | - | 4.46 | 121,921 |
| History by Letter - H | 0 | - | 4.45 | 136,383 |
| History by Letter - J | 0 | - | 4.51 | 153,830 |
| History by Letter - N | 0 | - | 4.45 | 103,925 |
| History by Letter - S | 0 | - | 4.47 | 94,248 |
| History by Letter - W | 0 | - | 4.45 | 109,183 |
| History by Letter - M | 0 | - | 4.54 | 119,701 |
| History by Letter - K | 0 | - | 4.50 | 101,229 |
| History by Letter - L | 0 | - | 4.50 | 111,950 |
| History by Letter - I | 0 | - | 4.46 | 104,080 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,961 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,437 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,339 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,464 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 82,954 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,237 |
| Countries by Military Spending | 0 | - | 4.93 | 177,212 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,829 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,299 |
| All Hamilton Songs | 0 | - | 4.75 | 48,787 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,312,577 |
| Animals that Start with L | 0 | - | 4.47 | 101,751 |
| Animals that Start with P | 0 | - | 4.45 | 85,994 |
| Animals that Start with S | 0 | - | 4.49 | 87,193 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,168 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 117,233 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,789 |
| Islands A-Z | 0 | - | 4.46 | 117,307 |
| Human Body A-Z | 0 | - | 4.51 | 128,975 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,330 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,123 |
| Africa A-Z | 0 | - | 4.57 | 46,546 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,895 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,023 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,117 |
| Queen Songs | 0 | - | 4.83 | 25,492 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,261 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,642 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,718 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.24 | 50,393 |
| Disney A-Z | 0 | - | 4.37 | 86,915 |
| Literature by Letter - A | 0 | - | 4.23 | 31,869 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,124 |
| Companies A-Z | 0 | - | 4.30 | 42,672 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,588 |
| Geography by Letter - G | 0 | - | 4.35 | 126,104 |
| Geography by Letter - F | 0 | - | 4.27 | 137,673 |
| Geography by Letter - J | 0 | - | 4.34 | 122,733 |
| Geography by Letter - O | 0 | - | 4.37 | 129,576 |
| Geography by Letter - V | 0 | - | 4.39 | 121,543 |
| Geography by Letter - W | 0 | - | 4.39 | 114,688 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,171 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,495 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,336 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,217 |
| Video Games A-Z | 0 | - | 4.08 | 38,893 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,195 |
| Movies that Start with A | 0 | - | 4.13 | 61,806 |
| Movies that Start with C | 0 | - | 4.30 | 61,767 |
| Movies that Start with B | 0 | - | 4.36 | 85,123 |
| Movies that Start with D | 0 | - | 4.34 | 68,373 |
| Movies that Start with E | 0 | - | 4.13 | 68,306 |
| Movies that Start with J | 0 | - | 4.18 | 76,086 |
| Movies that Start with L | 0 | - | 4.16 | 60,359 |
| Movies that Start with M | 0 | - | 4.28 | 48,176 |
| Movies that Start with N | 0 | - | 4.02 | 41,213 |
| Movies that Start with P | 0 | - | 4.25 | 54,112 |
| Movies that Start with R | 0 | - | 4.17 | 46,585 |
| Movies that Start with W | 0 | - | 4.07 | 44,223 |
| Movies that Start with T | 0 | - | 4.34 | 49,240 |
| Movies that Start with S | 0 | - | 4.35 | 56,408 |
| Movies that Start with F | 0 | - | 4.13 | 68,783 |
| History by Letter - D | 0 | - | 4.39 | 137,387 |
| History by Letter - F | 0 | - | 4.18 | 114,095 |
| History by Letter - O | 0 | - | 4.32 | 99,395 |
| History by Letter - P | 0 | - | 4.39 | 107,735 |
| History by Letter - Q | 0 | - | 4.34 | 80,245 |
| History by Letter - R | 0 | - | 4.26 | 122,058 |
| History by Letter - T | 0 | - | 4.39 | 105,176 |
| History by Letter - U | 0 | - | 4.19 | 100,696 |
| History by Letter - V | 0 | - | 4.27 | 80,679 |
| History by Letter - Y | 0 | - | 4.27 | 87,188 |
| History by Letter - Z | 0 | - | 4.19 | 76,967 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,206 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,752 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,272 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,455 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,839 |
| Questions in Music | 0 | - | 4.41 | 54,283 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,475 |
| Countries with the Most Metal Bands | 0 | - | 4.96 | 67,440 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,658 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,038 |
| Middle East A-Z | 0 | - | 4.47 | 45,950 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,278 |
| 20th Century A-Z | 0 | - | 4.50 | 53,562 |
| 19th Century A-Z | 0 | - | 4.77 | 47,145 |
| 18th Century A-Z | 0 | - | 4.54 | 43,030 |
| Movie Musicals by Cast | 0 | - | 4.22 | 14,705 |
| Who Did that Pop Song #1 | 0 | - | 4.41 | 352,919 |
| Take Me Home, Country Roads Lyrics | 0 | - | 4.95 | 67,635 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,461 |
| Tony Best Musicals | 0 | - | 4.32 | 25,550 |
| Characters from Musicals | 0 | - | 4.24 | 26,649 |
| Musical Theater Trivia | 0 | - | 4.21 | 16,858 |
| Family Bands | 0 | - | 4.11 | 21,799 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 90,343 |
| Star Wars A-Z | 0 | - | 4.46 | 87,930 |
| Monarchies of the World | 0 | - | 4.94 | 167,757 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,257 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,483 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,001 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,947 |
| Literature by Letter - D | 0 | - | 4.30 | 20,540 |
| Literature by Letter - C | 0 | - | 4.34 | 26,484 |
| Literature by Letter - F | 0 | - | 4.26 | 17,160 |
| Literature by Letter - E | 0 | - | 4.03 | 15,041 |
| Literature by Letter - H | 0 | - | 4.23 | 18,074 |
| Literature by Letter - I | 0 | - | 4.25 | 15,215 |
| Literature by Letter - L | 0 | - | 4.32 | 23,214 |
| Literature by Letter - M | 0 | - | 4.18 | 18,613 |
| Literature by Letter - P | 0 | - | 4.18 | 16,731 |
| Literature by Letter - O | 0 | - | 4.30 | 13,523 |
| Literature by Letter - J | 0 | - | 4.23 | 14,816 |
| Literature by Letter - N | 0 | - | 4.24 | 14,297 |
| Literature by Letter - K | 0 | - | 4.13 | 12,282 |
