| Southernmost Countries A-Z | 0 | - | 4.94 | 152,543 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,564 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,165 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,351 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 298,808 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,093 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.81 | 71,942 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,227 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,789 |
| A to Z: Musical Terms | 0 | - | 4.43 | 40,924 |
| Geography by Letter - T | 0 | - | 4.84 | 151,889 |
| World Cities A-Z #1 | 0 | - | 4.51 | 61,944 |
| Islands A-Z | 0 | - | 4.46 | 116,446 |
| World Cities A-Z #2 | 0 | - | 4.44 | 54,110 |
| Human Body A-Z | 0 | - | 4.51 | 128,059 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,665 |
| Africa A-Z | 0 | - | 4.57 | 46,297 |
| Music by Letter - F | 0 | - | 4.48 | 26,734 |
| Music by Letter - A | 0 | - | 4.61 | 31,105 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 80,960 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,604 |
| Middle East A-Z | 0 | - | 4.46 | 45,702 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,076 |
| 20th Century A-Z | 0 | - | 4.50 | 52,860 |
| 19th Century A-Z | 0 | - | 4.77 | 46,430 |
| 18th Century A-Z | 0 | - | 4.54 | 42,350 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,071 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,784 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 67,991 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,066 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,868 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,401 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,161 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,780 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,813 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,755 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,281 |
| Double Letters A-Z | 0 | - | 4.51 | 27,032 |
| Asian Cities A-Z | 0 | - | 4.47 | 31,418 |
| Animals A-Z #2 | 0 | - | 4.11 | 65,962 |
| Canada A-Z | 0 | - | 4.73 | 32,577 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,917 |
| Piano Man Lyrics Quiz | 0 | - | 4.92 | 81,821 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.93 | 48,296 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,087 |
| Music by Letter - E | 0 | - | 4.39 | 26,471 |
| Music by Letter - I | 0 | - | 4.22 | 15,619 |
| Music by Letter - H | 0 | - | 4.27 | 22,316 |
| Music by Letter - B | 0 | - | 4.39 | 25,135 |
| Music by Letter - J | 0 | - | 4.37 | 20,500 |
| Music by Letter - G | 0 | - | 4.35 | 21,140 |
| Music by Letter - R | 0 | - | 4.10 | 14,961 |
| Music by Letter - C | 0 | - | 4.19 | 21,107 |
| Music by Letter - P | 0 | - | 4.38 | 19,376 |
| Music by Letter - D | 0 | - | 4.32 | 22,032 |
| Music by Letter - W | 0 | - | 4.36 | 18,516 |
| Music by Letter - N | 0 | - | 4.23 | 14,639 |
| Music by Letter - V | 0 | - | 4.33 | 17,688 |
| Music by Letter - M | 0 | - | 4.27 | 18,091 |
| Music by Letter - K | 0 | - | 4.11 | 16,075 |
| Music by Letter - T | 0 | - | 4.31 | 19,216 |
| Music by Letter - L | 0 | - | 4.33 | 15,927 |
| Music by Letter - S | 0 | - | 4.22 | 18,904 |
| Music by Letter - O | 0 | - | 4.21 | 16,904 |
| 16th Century A-Z | 0 | - | 4.58 | 24,102 |
| 15th Century A-Z | 0 | - | 4.48 | 23,046 |
| 17th Century A-Z | 0 | - | 4.77 | 33,882 |
| Musical Acts by Letter - F | 0 | - | 3.84 | 62,227 |
| Musical Acts by Letter - G | 0 | - | 3.97 | 69,127 |
| Musical Acts by Letter - L | 0 | - | 3.81 | 71,240 |
| Musical Acts by Letter - S | 0 | - | 4.00 | 82,614 |
| Musical Acts by Letter - K | 0 | - | 3.88 | 89,007 |
| NATO Military Alphabet | 0 | - | 4.98 | 552,263 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 796,607 |
| Geography by Letter - A | 0 | - | 4.74 | 209,664 |
| Geography by Letter - B | 0 | - | 4.56 | 182,836 |
| Geography by Letter - H | 0 | - | 4.69 | 148,948 |
| Geography by Letter - C | 0 | - | 4.47 | 157,194 |
| Geography by Letter - D | 0 | - | 4.50 | 149,153 |
| Geography by Letter - E | 0 | - | 4.42 | 146,342 |
| Geography by Letter - I | 0 | - | 4.42 | 120,935 |
| Geography by Letter - K | 0 | - | 4.53 | 117,050 |
| Geography by Letter - L | 0 | - | 4.43 | 147,324 |
| Geography by Letter - M | 0 | - | 4.49 | 117,349 |
| Geography by Letter - N | 0 | - | 4.51 | 125,970 |
| Geography by Letter - P | 0 | - | 4.47 | 174,830 |
| Geography by Letter - R | 0 | - | 4.43 | 129,950 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,018 |
| Geography by Letter - U | 0 | - | 4.54 | 141,537 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,900 |
| American Football A-Z | 0 | - | 4.26 | 14,454 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 16,958 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,607 |
| Switzerland A-Z | 0 | - | 4.45 | 25,463 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,129 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,250 |
| Movies that Start with G | 0 | - | 4.48 | 68,128 |
| Movies that Start with I | 0 | - | 4.41 | 64,768 |
| History by Letter - A | 0 | - | 4.51 | 151,769 |
| History by Letter - B | 0 | - | 4.45 | 170,878 |
| History by Letter - C | 0 | - | 4.69 | 169,879 |
| History by Letter - E | 0 | - | 4.51 | 139,507 |
| History by Letter - G | 0 | - | 4.45 | 121,154 |
| History by Letter - H | 0 | - | 4.45 | 135,445 |
| History by Letter - J | 0 | - | 4.51 | 152,904 |
| History by Letter - N | 0 | - | 4.44 | 103,157 |
| History by Letter - S | 0 | - | 4.47 | 93,444 |
| History by Letter - W | 0 | - | 4.45 | 108,472 |
| History by Letter - M | 0 | - | 4.54 | 118,817 |
| History by Letter - K | 0 | - | 4.50 | 100,596 |
| History by Letter - L | 0 | - | 4.48 | 111,272 |
| History by Letter - I | 0 | - | 4.46 | 103,463 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 267,606 |
| All Hamilton Songs | 0 | - | 4.73 | 48,015 |
| Countries by Military Spending | 0 | - | 4.93 | 175,995 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,250 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,134 |
| Animals that Start with L | 0 | - | 4.47 | 101,076 |
| Animals that Start with P | 0 | - | 4.45 | 85,515 |
| Animals that Start with S | 0 | - | 4.49 | 86,672 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,394 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,308 |
| 14th Century A-Z | 0 | - | 4.40 | 20,419 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,418 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,691 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,864 |
| Basic Orchestral Instruments | 0 | - | 4.27 | 164,512 |
| Longest Running Broadway Theater Productions | 0 | - | 4.03 | 52,119 |
| Songs From Broadway Musicals #1 | 0 | - | 4.14 | 56,149 |
| Songs From Broadway Musicals #2 | 0 | - | 4.20 | 33,362 |
| Rolling Stone's 100 Greatest Albums | 0 | - | 4.27 | 50,085 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,300,935 |
| Disney A-Z | 0 | - | 4.37 | 85,967 |
| Literature by Letter - A | 0 | - | 4.23 | 31,668 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,029 |
| Companies A-Z | 0 | - | 4.30 | 42,589 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,426 |
| Geography by Letter - G | 0 | - | 4.35 | 125,202 |
| Geography by Letter - F | 0 | - | 4.27 | 136,625 |
| Geography by Letter - J | 0 | - | 4.34 | 121,900 |
| Geography by Letter - O | 0 | - | 4.37 | 128,711 |
| Geography by Letter - V | 0 | - | 4.39 | 120,214 |
| Geography by Letter - W | 0 | - | 4.39 | 113,940 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,380 |
| Geography by Letter - Z | 0 | - | 4.11 | 80,797 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,643 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,073 |
| Video Games A-Z | 0 | - | 4.08 | 38,590 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,006 |
| Movies that Start with A | 0 | - | 4.13 | 61,514 |
| Movies that Start with C | 0 | - | 4.30 | 61,440 |
| Movies that Start with B | 0 | - | 4.35 | 84,630 |
| Movies that Start with D | 0 | - | 4.34 | 68,113 |
| Movies that Start with E | 0 | - | 4.13 | 68,071 |
| Movies that Start with J | 0 | - | 4.18 | 75,805 |
| Movies that Start with L | 0 | - | 4.16 | 60,134 |
| Movies that Start with M | 0 | - | 4.28 | 47,980 |
| Movies that Start with N | 0 | - | 4.02 | 41,033 |
| Movies that Start with P | 0 | - | 4.25 | 53,914 |
| Movies that Start with R | 0 | - | 4.17 | 46,357 |
| Movies that Start with W | 0 | - | 4.07 | 44,063 |
| Movies that Start with T | 0 | - | 4.33 | 49,022 |
| Movies that Start with S | 0 | - | 4.35 | 56,178 |
| Movies that Start with F | 0 | - | 4.13 | 68,533 |
| History by Letter - D | 0 | - | 4.38 | 136,596 |
| History by Letter - F | 0 | - | 4.18 | 113,455 |
| History by Letter - O | 0 | - | 4.31 | 98,861 |
| History by Letter - P | 0 | - | 4.38 | 106,984 |
| History by Letter - Q | 0 | - | 4.34 | 79,810 |
| History by Letter - R | 0 | - | 4.26 | 121,421 |
| History by Letter - T | 0 | - | 4.39 | 104,475 |
| History by Letter - U | 0 | - | 4.19 | 100,018 |
| History by Letter - V | 0 | - | 4.27 | 80,197 |
| History by Letter - Y | 0 | - | 4.27 | 86,760 |
| History by Letter - Z | 0 | - | 4.18 | 76,575 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,063 |
| Top Musical Acts of All-Time | 0 | - | 3.86 | 132,170 |
| Queen Songs | 0 | - | 4.84 | 25,132 |
| Countries with the Most Metal Bands | 0 | - | 4.95 | 66,963 |
| Star Wars A-Z | 0 | - | 4.46 | 86,926 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,368 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,731 |
| Animals that Start with A | 0 | - | 4.26 | 111,051 |
| Animals that Start with B | 0 | - | 4.31 | 112,554 |
| Animals that Start with C | 0 | - | 4.23 | 92,063 |
| Animals that Start with D | 0 | - | 4.25 | 86,006 |
| Animals that Start with E | 0 | - | 4.28 | 73,252 |
| Animals that Start with F | 0 | - | 4.28 | 106,387 |
| Animals that Start with G | 0 | - | 4.25 | 79,566 |
| Animals that Start with K | 0 | - | 4.05 | 66,082 |
| Animals that Start with M | 0 | - | 4.24 | 83,429 |
| Animals that Start with R | 0 | - | 4.27 | 86,518 |
| Animals that Start with T | 0 | - | 4.32 | 90,484 |
| Animals that Start with H | 0 | - | 4.31 | 85,742 |
| Animals that Start with O | 0 | - | 4.26 | 87,805 |
| Animals that Start with W | 0 | - | 4.35 | 46,737 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,210 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,336 |
| Locations by Letter - A | 0 | - | 4.12 | 51,233 |
| Locations by Letter - B | 0 | - | 4.15 | 48,504 |
