| Southernmost Countries A-Z | 0 | - | 4.95 | 154,239 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,255 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,085 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,288 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,270 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,492 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,640 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,076 |
| Piano Man Lyrics Quiz | 0 | - | 4.91 | 83,623 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.93 | 49,342 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,683 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,608 |
| Geography by Letter - T | 0 | - | 4.84 | 155,571 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,356 |
| Islands A-Z | 0 | - | 4.46 | 128,164 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,492 |
| Human Body A-Z | 0 | - | 4.51 | 130,189 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,109 |
| Africa A-Z | 0 | - | 4.57 | 46,808 |
| Music by Letter - F | 0 | - | 4.47 | 27,166 |
| Music by Letter - A | 0 | - | 4.61 | 31,563 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,235 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 109,095 |
| Middle East A-Z | 0 | - | 4.47 | 46,280 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,597 |
| 20th Century A-Z | 0 | - | 4.50 | 54,054 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,799 |
| Musical Acts by Letter - M | 0 | - | 4.15 | 93,928 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,625 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,731 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,667 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 68,369 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 83,225 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,764 |
| Musical Acts by Letter - C | 0 | - | 4.34 | 60,633 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,450 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 62,062 |
| Double Letters A-Z | 0 | - | 4.51 | 27,239 |
| Animals A-Z #1 | 0 | - | 4.40 | 94,003 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,569 |
| Canada A-Z | 0 | - | 4.73 | 33,003 |
| 19th Century A-Z | 0 | - | 4.77 | 47,525 |
| 18th Century A-Z | 0 | - | 4.54 | 43,368 |
| 17th Century A-Z | 0 | - | 4.78 | 34,791 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,136 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,507 |
| Rock and Heavy Metal Song Initials | 0 | - | 4.30 | 32,969 |
| Music by Letter - E | 0 | - | 4.37 | 26,848 |
| Music by Letter - I | 0 | - | 4.22 | 15,913 |
| Music by Letter - H | 0 | - | 4.27 | 22,662 |
| Music by Letter - B | 0 | - | 4.39 | 25,516 |
| Music by Letter - J | 0 | - | 4.37 | 20,775 |
| Music by Letter - G | 0 | - | 4.35 | 21,456 |
| Music by Letter - R | 0 | - | 4.04 | 15,226 |
| Music by Letter - C | 0 | - | 4.14 | 21,442 |
| Music by Letter - P | 0 | - | 4.36 | 19,668 |
| Music by Letter - D | 0 | - | 4.27 | 22,387 |
| Music by Letter - W | 0 | - | 4.36 | 18,755 |
| Music by Letter - N | 0 | - | 4.23 | 14,878 |
| Music by Letter - V | 0 | - | 4.33 | 17,937 |
| Music by Letter - M | 0 | - | 4.27 | 18,405 |
| Music by Letter - K | 0 | - | 4.11 | 16,339 |
| Music by Letter - T | 0 | - | 4.31 | 19,482 |
| Music by Letter - L | 0 | - | 4.33 | 16,203 |
| Music by Letter - S | 0 | - | 4.22 | 19,166 |
| Music by Letter - O | 0 | - | 4.21 | 17,175 |
| Musical Acts by Letter - F | 0 | - | 3.86 | 62,725 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,664 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,793 |
| Musical Acts by Letter - S | 0 | - | 3.98 | 83,431 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,589 |
| NATO Military Alphabet | 0 | - | 4.98 | 565,460 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,160 |
| Geography by Letter - A | 0 | - | 4.75 | 213,276 |
| Geography by Letter - B | 0 | - | 4.61 | 186,160 |
| Geography by Letter - H | 0 | - | 4.69 | 151,692 |
| Geography by Letter - C | 0 | - | 4.48 | 160,014 |
| Geography by Letter - D | 0 | - | 4.50 | 151,970 |
| Geography by Letter - E | 0 | - | 4.42 | 148,791 |
| Geography by Letter - I | 0 | - | 4.42 | 122,951 |
| Geography by Letter - K | 0 | - | 4.54 | 119,433 |
| Geography by Letter - L | 0 | - | 4.44 | 149,825 |
| Geography by Letter - M | 0 | - | 4.51 | 119,791 |
| Geography by Letter - N | 0 | - | 4.51 | 128,151 |
| Geography by Letter - P | 0 | - | 4.47 | 177,117 |
| Geography by Letter - R | 0 | - | 4.43 | 132,918 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,726 |
| Geography by Letter - U | 0 | - | 4.52 | 144,356 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,423 |
| American Football A-Z | 0 | - | 4.26 | 14,568 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,169 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,200 |
| Switzerland A-Z | 0 | - | 4.45 | 25,802 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,549 |
| 16th Century A-Z | 0 | - | 4.59 | 25,052 |
| 15th Century A-Z | 0 | - | 4.50 | 24,042 |
| 14th Century A-Z | 0 | - | 4.41 | 24,535 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,881 |
| Movies that Start with G | 0 | - | 4.49 | 68,873 |
| Movies that Start with I | 0 | - | 4.41 | 65,460 |
| History by Letter - A | 0 | - | 4.51 | 154,080 |
| History by Letter - B | 0 | - | 4.45 | 173,515 |
| History by Letter - C | 0 | - | 4.70 | 172,875 |
| History by Letter - E | 0 | - | 4.51 | 141,680 |
| History by Letter - G | 0 | - | 4.46 | 123,238 |
| History by Letter - H | 0 | - | 4.45 | 137,765 |
| History by Letter - J | 0 | - | 4.51 | 155,206 |
| History by Letter - N | 0 | - | 4.45 | 104,926 |
| History by Letter - S | 0 | - | 4.47 | 95,100 |
| History by Letter - W | 0 | - | 4.45 | 110,362 |
| History by Letter - M | 0 | - | 4.54 | 120,835 |
| History by Letter - K | 0 | - | 4.50 | 102,140 |
| History by Letter - L | 0 | - | 4.50 | 112,951 |
| History by Letter - I | 0 | - | 4.46 | 105,161 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,979 |
| All Hamilton Songs | 0 | - | 4.75 | 49,710 |
| Countries by Military Spending | 0 | - | 4.93 | 179,231 |
| Military History A-Z | 0 | - | 4.20 | 21,279 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,691 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,931 |
| Animals that Start with L | 0 | - | 4.47 | 102,583 |
| Animals that Start with P | 0 | - | 4.45 | 86,585 |
| Animals that Start with S | 0 | - | 4.49 | 87,787 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,264 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,766 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,835 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,554 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,503 |
| Basic Orchestral Instruments | 0 | - | 4.27 | 167,200 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,390 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 57,075 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 34,016 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.25 | 50,804 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,328,265 |
| Disney A-Z | 0 | - | 4.37 | 87,607 |
| Literature by Letter - A | 0 | - | 4.24 | 32,434 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,448 |
| Companies A-Z | 0 | - | 4.30 | 42,785 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,776 |
| Geography by Letter - G | 0 | - | 4.33 | 127,258 |
| Geography by Letter - F | 0 | - | 4.28 | 138,969 |
| Geography by Letter - J | 0 | - | 4.35 | 123,839 |
| Geography by Letter - O | 0 | - | 4.37 | 130,664 |
| Geography by Letter - V | 0 | - | 4.39 | 122,818 |
| Geography by Letter - W | 0 | - | 4.39 | 115,649 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,358 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,327 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,238 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,411 |
| Video Games A-Z | 0 | - | 4.05 | 39,302 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,443 |
| Movies that Start with A | 0 | - | 4.13 | 62,180 |
| Movies that Start with C | 0 | - | 4.30 | 62,194 |
| Movies that Start with B | 0 | - | 4.36 | 85,744 |
| Movies that Start with D | 0 | - | 4.34 | 68,704 |
| Movies that Start with E | 0 | - | 4.13 | 68,645 |
| Movies that Start with J | 0 | - | 4.18 | 76,467 |
| Movies that Start with L | 0 | - | 4.16 | 60,644 |
| Movies that Start with M | 0 | - | 4.28 | 48,438 |
| Movies that Start with N | 0 | - | 4.02 | 41,424 |
| Movies that Start with P | 0 | - | 4.25 | 54,321 |
| Movies that Start with R | 0 | - | 4.17 | 46,863 |
| Movies that Start with W | 0 | - | 4.07 | 44,396 |
| Movies that Start with T | 0 | - | 4.34 | 49,491 |
| Movies that Start with S | 0 | - | 4.35 | 56,670 |
| Movies that Start with F | 0 | - | 4.13 | 69,129 |
| History by Letter - D | 0 | - | 4.40 | 138,766 |
| History by Letter - F | 0 | - | 4.19 | 115,220 |
| History by Letter - O | 0 | - | 4.32 | 100,394 |
| History by Letter - P | 0 | - | 4.36 | 108,594 |
| History by Letter - Q | 0 | - | 4.34 | 80,894 |
| History by Letter - R | 0 | - | 4.26 | 122,936 |
| History by Letter - T | 0 | - | 4.39 | 105,922 |
| History by Letter - U | 0 | - | 4.19 | 101,434 |
| History by Letter - V | 0 | - | 4.27 | 81,304 |
| History by Letter - Y | 0 | - | 4.27 | 87,815 |
| History by Letter - Z | 0 | - | 4.20 | 77,545 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,374 |
| Top Musical Acts of All-Time | 0 | - | 3.83 | 132,893 |
| Queen Songs | 0 | - | 4.86 | 26,003 |
| Countries with the Most Metal Bands | 0 | - | 4.97 | 86,020 |
| Star Wars A-Z | 0 | - | 4.46 | 89,007 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,866 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,523 |
| Animals that Start with A | 0 | - | 4.26 | 112,607 |
| Animals that Start with B | 0 | - | 4.31 | 114,552 |
| Animals that Start with C | 0 | - | 4.21 | 93,673 |
| Animals that Start with D | 0 | - | 4.25 | 87,410 |
| Animals that Start with E | 0 | - | 4.28 | 74,292 |
| Animals that Start with F | 0 | - | 4.28 | 107,575 |
| Animals that Start with G | 0 | - | 4.25 | 80,503 |
| Animals that Start with K | 0 | - | 4.07 | 66,832 |
| Animals that Start with M | 0 | - | 4.23 | 84,378 |
| Animals that Start with R | 0 | - | 4.28 | 87,762 |
| Animals that Start with T | 0 | - | 4.32 | 92,209 |
| Animals that Start with H | 0 | - | 4.31 | 86,685 |
| Animals that Start with O | 0 | - | 4.27 | 88,912 |
| Animals that Start with W | 0 | - | 4.36 | 47,444 |
| Geography by Letter on the World Map - D | 0 | - | 4.01 | 65,588 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 67,751 |
