| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,526 |
| Literature by Letter - A | 0 | - | 4.24 | 32,326 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,394 |
| Literature by Letter - D | 0 | - | 4.29 | 20,935 |
| Literature by Letter - C | 0 | - | 4.34 | 26,883 |
| Literature by Letter - E | 0 | - | 4.05 | 15,412 |
| Literature by Letter - H | 0 | - | 4.29 | 20,468 |
| Literature by Letter - I | 0 | - | 4.26 | 17,745 |
| Literature by Letter - L | 0 | - | 4.32 | 23,480 |
| Literature by Letter - M | 0 | - | 4.18 | 18,900 |
| Literature by Letter - P | 0 | - | 4.18 | 17,028 |
| Literature by Letter - O | 0 | - | 4.30 | 13,775 |
| Literature by Letter - J | 0 | - | 4.23 | 15,135 |
| Literature by Letter - N | 0 | - | 4.24 | 14,569 |
| Literature by Letter - K | 0 | - | 4.13 | 12,569 |
| Literature by Letter - R | 0 | - | 4.06 | 12,150 |
| Literature by Letter - T | 0 | - | 4.33 | 18,781 |
| Literature by Letter - U | 0 | - | 4.20 | 13,331 |
| Literature by Letter - V | 0 | - | 4.06 | 11,974 |
| Literature by Letter - W | 0 | - | 4.15 | 13,724 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,131 |
| Geography by Letter - T | 0 | - | 4.84 | 154,984 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 63,146 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 82,918 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,752 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,034 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,538 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,833 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,791 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,831 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,162 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,395 |
| Famous Literary Characters | 0 | - | 4.38 | 36,782 |
| Charlie and the Chocolate Factory | 0 | - | 4.45 | 16,387 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 41,045 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,690 |
| Books by Plot Description | 0 | - | 4.55 | 26,974 |
| Classic Novels by Plot #1 | 0 | - | 4.40 | 73,858 |
| Who Wrote That Book #2 | 0 | - | 4.47 | 48,204 |
| 100 Books You Can't Do Without | 0 | - | 4.49 | 64,493 |
| Who Wrote That Book #1 | 0 | - | 4.46 | 103,782 |
| Literature by Letter - G | 0 | - | 3.91 | 14,865 |
| Literature by Letter - S | 0 | - | 3.94 | 12,151 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,423 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,811 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,294 |
| Ultimate Percy Jackson Characters Quiz | 0 | - | 4.49 | 45,420 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,046 |
| NATO Military Alphabet | 0 | - | 4.98 | 563,730 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,110 |
| Geography by Letter - A | 0 | - | 4.74 | 212,649 |
| Geography by Letter - B | 0 | - | 4.56 | 185,637 |
| Geography by Letter - H | 0 | - | 4.69 | 151,137 |
| Geography by Letter - C | 0 | - | 4.48 | 159,581 |
| Geography by Letter - D | 0 | - | 4.50 | 151,564 |
| Geography by Letter - E | 0 | - | 4.42 | 148,388 |
| Geography by Letter - I | 0 | - | 4.42 | 122,645 |
| Geography by Letter - K | 0 | - | 4.54 | 118,993 |
| Geography by Letter - L | 0 | - | 4.44 | 149,476 |
| Geography by Letter - M | 0 | - | 4.49 | 119,486 |
| Geography by Letter - N | 0 | - | 4.51 | 127,851 |
| Geography by Letter - P | 0 | - | 4.47 | 176,794 |
| Geography by Letter - R | 0 | - | 4.43 | 132,518 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,343 |
| Geography by Letter - U | 0 | - | 4.52 | 143,827 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,323 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,537 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,113 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,495 |
| Empires A-Z | 0 | - | 4.52 | 45,423 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,783 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,568 |
| Movies that Start with G | 0 | - | 4.49 | 68,785 |
| Movies that Start with I | 0 | - | 4.41 | 65,392 |
| History by Letter - A | 0 | - | 4.51 | 153,802 |
| History by Letter - B | 0 | - | 4.45 | 173,183 |
| History by Letter - C | 0 | - | 4.70 | 172,518 |
| History by Letter - E | 0 | - | 4.51 | 141,401 |
| History by Letter - G | 0 | - | 4.46 | 122,816 |
| History by Letter - H | 0 | - | 4.45 | 137,484 |
| History by Letter - J | 0 | - | 4.51 | 154,897 |
| History by Letter - N | 0 | - | 4.45 | 104,725 |
| History by Letter - S | 0 | - | 4.47 | 94,901 |
| History by Letter - W | 0 | - | 4.45 | 110,137 |
| History by Letter - M | 0 | - | 4.54 | 120,611 |
| History by Letter - K | 0 | - | 4.50 | 101,925 |
| History by Letter - L | 0 | - | 4.50 | 112,735 |
| History by Letter - I | 0 | - | 4.46 | 104,957 |
| Authors of Children's Books | 0 | - | 4.24 | 20,040 |
| Books by City | 0 | - | 4.04 | 14,322 |
| Word Puzzles - Book Titles #1 | 0 | - | 4.41 | 27,624 |
| Dewey Decimal System | 0 | - | 4.28 | 13,608 |
| Authors by Country | 0 | - | 4.40 | 32,266 |
| Nonfiction Books Quiz | 0 | - | 4.44 | 22,702 |
| 1984 the Book | 0 | - | 4.61 | 21,095 |
| Winnie-the-Pooh Characters | 0 | - | 4.46 | 28,663 |
| Nursery Rhymes Fill in the Blank | 0 | - | 4.14 | 40,528 |
| Countries by Military Spending | 0 | - | 4.93 | 178,888 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,618 |
| "Of Something" Book Titles | 0 | - | 4.45 | 48,250 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,324,310 |
| Animals that Start with L | 0 | - | 4.47 | 102,394 |
| Animals that Start with P | 0 | - | 4.45 | 86,436 |
| Animals that Start with S | 0 | - | 4.49 | 87,633 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,019 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,452 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 74,160 |
| Islands A-Z | 0 | - | 4.46 | 127,154 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,906 |
| Human Body A-Z | 0 | - | 4.51 | 129,589 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,925 |
| Africa A-Z | 0 | - | 4.57 | 46,753 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,186 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,481 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,642 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,429 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,417 |
| Books by Clue #2 | 0 | - | 4.43 | 26,765 |
| Sci-Fi and Fantasy Authors | 0 | - | 4.43 | 17,611 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,537 |
| Brand Logos That Start With D | 0 | - | 4.36 | 62,102 |
| Brand Logos That Start With C | 0 | - | 4.20 | 50,059 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,809 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,431 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,174 |
| Disney A-Z | 0 | - | 4.37 | 87,450 |
| Companies A-Z | 0 | - | 4.30 | 42,763 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,727 |
| Geography by Letter - G | 0 | - | 4.33 | 126,963 |
| Geography by Letter - F | 0 | - | 4.28 | 138,676 |
| Geography by Letter - J | 0 | - | 4.35 | 123,562 |
| Geography by Letter - O | 0 | - | 4.37 | 130,377 |
| Geography by Letter - V | 0 | - | 4.39 | 122,471 |
| Geography by Letter - W | 0 | - | 4.39 | 115,394 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,083 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,102 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,988 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,367 |
| Video Games A-Z | 0 | - | 4.05 | 39,215 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,385 |
| Movies that Start with A | 0 | - | 4.13 | 62,110 |
| Movies that Start with C | 0 | - | 4.30 | 62,101 |
| Movies that Start with B | 0 | - | 4.36 | 85,672 |
| Movies that Start with D | 0 | - | 4.34 | 68,636 |
| Movies that Start with E | 0 | - | 4.13 | 68,575 |
| Movies that Start with J | 0 | - | 4.18 | 76,395 |
| Movies that Start with L | 0 | - | 4.16 | 60,576 |
| Movies that Start with M | 0 | - | 4.28 | 48,378 |
| Movies that Start with N | 0 | - | 4.02 | 41,375 |
| Movies that Start with P | 0 | - | 4.25 | 54,273 |
| Movies that Start with R | 0 | - | 4.17 | 46,795 |
| Movies that Start with W | 0 | - | 4.07 | 44,362 |
| Movies that Start with T | 0 | - | 4.34 | 49,441 |
| Movies that Start with S | 0 | - | 4.35 | 56,616 |
| Movies that Start with F | 0 | - | 4.13 | 69,057 |
| History by Letter - D | 0 | - | 4.40 | 138,507 |
| History by Letter - F | 0 | - | 4.18 | 115,024 |
| History by Letter - O | 0 | - | 4.32 | 100,194 |
| History by Letter - P | 0 | - | 4.36 | 108,395 |
| History by Letter - Q | 0 | - | 4.34 | 80,744 |
| History by Letter - R | 0 | - | 4.26 | 122,749 |
| History by Letter - T | 0 | - | 4.39 | 105,748 |
| History by Letter - U | 0 | - | 4.19 | 101,259 |
| History by Letter - V | 0 | - | 4.27 | 81,162 |
| History by Letter - Y | 0 | - | 4.27 | 87,674 |
| History by Letter - Z | 0 | - | 4.20 | 77,411 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,330 |
| Music by Letter - F | 0 | - | 4.47 | 27,121 |
| Music by Letter - A | 0 | - | 4.61 | 31,512 |
| Word Puzzles - Book Titles #2 | 0 | - | 4.38 | 21,921 |
| Famous Literature Fractured | 0 | - | 4.05 | 9,781 |
| The 100 Greatest Novels | 0 | - | 3.74 | 41,910 |
| Bestselling Authors | 0 | - | 4.10 | 19,020 |
| Characters from Books #2 | 0 | - | 4.42 | 80,114 |
| Nursery Rhymes #2 | 0 | - | 4.22 | 15,494 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,374 |
| Top Five Exporting Partners by Country | 0 | - | 4.86 | 67,408 |
| Middle East A-Z | 0 | - | 4.47 | 46,224 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,528 |
| 20th Century A-Z | 0 | - | 4.50 | 53,953 |
| 19th Century A-Z | 0 | - | 4.77 | 47,445 |
| 18th Century A-Z | 0 | - | 4.54 | 43,297 |
| Modern Library's 100 Best Novels | 0 | - | 3.93 | 11,508 |
| Books by Clue #1 | 0 | - | 4.36 | 25,842 |
| Literary Groups of Things | 0 | - | 4.27 | 30,716 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 54,952 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,495 |
| Hunger Games Trivia | 0 | - | 4.22 | 53,528 |
| The Hunger Games Districts Quiz | 0 | - | 4.21 | 31,948 |
| Are You Even Literary? Fill in the Blank Book Titles | 0 | - | 4.33 | 41,567 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 103,221 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,521 |
| Star Wars A-Z | 0 | - | 4.46 | 88,763 |
| Monarchies of the World | 0 | - | 4.94 | 170,004 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,725 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,986 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,123 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,546 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.80 | 804,629 |
| Astronomy Quiz | 0 | - | 4.90 | 83,147 |
