| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,656 |
| Literature by Letter - A | 0 | - | 4.24 | 32,409 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,436 |
| Literature by Letter - D | 0 | - | 4.29 | 20,994 |
| Literature by Letter - C | 0 | - | 4.34 | 26,948 |
| Literature by Letter - F | 0 | - | 4.26 | 17,579 |
| Literature by Letter - E | 0 | - | 4.05 | 15,468 |
| Literature by Letter - H | 0 | - | 4.29 | 20,567 |
| Literature by Letter - I | 0 | - | 4.27 | 17,921 |
| Literature by Letter - L | 0 | - | 4.32 | 23,537 |
| Literature by Letter - M | 0 | - | 4.18 | 18,951 |
| Literature by Letter - P | 0 | - | 4.18 | 17,082 |
| Literature by Letter - O | 0 | - | 4.30 | 13,818 |
| Literature by Letter - J | 0 | - | 4.23 | 15,186 |
| Literature by Letter - N | 0 | - | 4.24 | 14,609 |
| Literature by Letter - R | 0 | - | 4.06 | 12,193 |
| Literature by Letter - T | 0 | - | 4.33 | 18,828 |
| Literature by Letter - U | 0 | - | 4.20 | 13,373 |
| Literature by Letter - V | 0 | - | 4.06 | 12,012 |
| Literature by Letter - W | 0 | - | 4.15 | 13,762 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,710 |
| Geography by Letter - T | 0 | - | 4.84 | 155,469 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 63,217 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,168 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 109,036 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,203 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,899 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,046 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,199 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,190 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,426 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,597 |
| Famous Literary Characters | 0 | - | 4.38 | 36,848 |
| Charlie and the Chocolate Factory | 0 | - | 4.45 | 16,424 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 41,125 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,758 |
| Books by Plot Description | 0 | - | 4.55 | 27,056 |
| Classic Novels by Plot #1 | 0 | - | 4.40 | 73,966 |
| Who Wrote That Book #2 | 0 | - | 4.47 | 48,257 |
| 100 Books You Can't Do Without | 0 | - | 4.49 | 64,595 |
| Who Wrote That Book #1 | 0 | - | 4.47 | 103,879 |
| Literature by Letter - G | 0 | - | 3.91 | 14,906 |
| Literature by Letter - S | 0 | - | 3.94 | 12,198 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,970 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,139 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,377 |
| Ultimate Percy Jackson Characters Quiz | 0 | - | 4.49 | 45,480 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,340 |
| NATO Military Alphabet | 0 | - | 4.98 | 565,070 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,150 |
| Geography by Letter - A | 0 | - | 4.75 | 213,195 |
| Geography by Letter - B | 0 | - | 4.61 | 186,083 |
| Geography by Letter - H | 0 | - | 4.69 | 151,632 |
| Geography by Letter - C | 0 | - | 4.48 | 159,958 |
| Geography by Letter - D | 0 | - | 4.50 | 151,902 |
| Geography by Letter - E | 0 | - | 4.42 | 148,733 |
| Geography by Letter - I | 0 | - | 4.42 | 122,904 |
| Geography by Letter - K | 0 | - | 4.54 | 119,384 |
| Geography by Letter - L | 0 | - | 4.44 | 149,764 |
| Geography by Letter - M | 0 | - | 4.50 | 119,743 |
| Geography by Letter - N | 0 | - | 4.51 | 128,102 |
| Geography by Letter - P | 0 | - | 4.47 | 177,063 |
| Geography by Letter - R | 0 | - | 4.43 | 132,848 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,654 |
| Geography by Letter - U | 0 | - | 4.52 | 144,283 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,404 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,591 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,185 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,534 |
| Empires A-Z | 0 | - | 4.52 | 45,507 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,861 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,665 |
| Movies that Start with G | 0 | - | 4.49 | 68,855 |
| Movies that Start with I | 0 | - | 4.41 | 65,449 |
| History by Letter - A | 0 | - | 4.51 | 154,032 |
| History by Letter - B | 0 | - | 4.45 | 173,459 |
| History by Letter - C | 0 | - | 4.70 | 172,797 |
| History by Letter - E | 0 | - | 4.51 | 141,621 |
| History by Letter - G | 0 | - | 4.46 | 123,198 |
| History by Letter - H | 0 | - | 4.45 | 137,713 |
| History by Letter - J | 0 | - | 4.51 | 155,145 |
| History by Letter - N | 0 | - | 4.45 | 104,889 |
| History by Letter - S | 0 | - | 4.47 | 95,065 |
| History by Letter - W | 0 | - | 4.45 | 110,309 |
| History by Letter - M | 0 | - | 4.54 | 120,792 |
| History by Letter - K | 0 | - | 4.50 | 102,097 |
| History by Letter - L | 0 | - | 4.50 | 112,900 |
| History by Letter - I | 0 | - | 4.46 | 105,121 |
| Authors of Children's Books | 0 | - | 4.24 | 20,056 |
| Books by City | 0 | - | 4.04 | 14,343 |
| Word Puzzles - Book Titles #1 | 0 | - | 4.41 | 27,645 |
| Dewey Decimal System | 0 | - | 4.28 | 13,615 |
| Authors by Country | 0 | - | 4.40 | 32,307 |
| Nonfiction Books Quiz | 0 | - | 4.44 | 22,722 |
| 1984 the Book | 0 | - | 4.61 | 21,107 |
| Winnie-the-Pooh Characters | 0 | - | 4.46 | 28,672 |
| Nursery Rhymes Fill in the Blank | 0 | - | 4.14 | 40,557 |
| Countries by Military Spending | 0 | - | 4.93 | 179,175 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,863 |
| "Of Something" Book Titles | 0 | - | 4.45 | 48,309 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,327,469 |
| Animals that Start with L | 0 | - | 4.47 | 102,541 |
| Animals that Start with P | 0 | - | 4.45 | 86,554 |
| Animals that Start with S | 0 | - | 4.49 | 87,758 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,214 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,703 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,170 |
| Islands A-Z | 0 | - | 4.46 | 128,074 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,443 |
| Human Body A-Z | 0 | - | 4.51 | 130,138 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,080 |
| Africa A-Z | 0 | - | 4.57 | 46,796 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,299 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,566 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,800 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,529 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,487 |
| Books by Clue #2 | 0 | - | 4.43 | 26,804 |
| Sci-Fi and Fantasy Authors | 0 | - | 4.43 | 17,668 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,773 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,333 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,233 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,039 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,665 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,442 |
| Disney A-Z | 0 | - | 4.37 | 87,567 |
| Companies A-Z | 0 | - | 4.30 | 42,783 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,767 |
| Geography by Letter - G | 0 | - | 4.33 | 127,216 |
| Geography by Letter - F | 0 | - | 4.28 | 138,920 |
| Geography by Letter - J | 0 | - | 4.35 | 123,793 |
| Geography by Letter - O | 0 | - | 4.37 | 130,613 |
| Geography by Letter - V | 0 | - | 4.39 | 122,758 |
| Geography by Letter - W | 0 | - | 4.39 | 115,601 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,315 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,290 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,196 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,398 |
| Video Games A-Z | 0 | - | 4.05 | 39,285 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,429 |
| Movies that Start with A | 0 | - | 4.13 | 62,167 |
| Movies that Start with C | 0 | - | 4.30 | 62,178 |
| Movies that Start with B | 0 | - | 4.36 | 85,732 |
| Movies that Start with D | 0 | - | 4.34 | 68,691 |
| Movies that Start with E | 0 | - | 4.13 | 68,632 |
| Movies that Start with J | 0 | - | 4.18 | 76,454 |
| Movies that Start with L | 0 | - | 4.16 | 60,632 |
| Movies that Start with M | 0 | - | 4.28 | 48,421 |
| Movies that Start with N | 0 | - | 4.02 | 41,415 |
| Movies that Start with P | 0 | - | 4.25 | 54,312 |
| Movies that Start with R | 0 | - | 4.17 | 46,845 |
| Movies that Start with W | 0 | - | 4.07 | 44,386 |
| Movies that Start with T | 0 | - | 4.34 | 49,484 |
| Movies that Start with S | 0 | - | 4.35 | 56,666 |
| Movies that Start with F | 0 | - | 4.13 | 69,117 |
| History by Letter - D | 0 | - | 4.40 | 138,716 |
| History by Letter - F | 0 | - | 4.19 | 115,174 |
| History by Letter - O | 0 | - | 4.32 | 100,356 |
| History by Letter - P | 0 | - | 4.36 | 108,556 |
| History by Letter - Q | 0 | - | 4.34 | 80,864 |
| History by Letter - R | 0 | - | 4.26 | 122,902 |
| History by Letter - T | 0 | - | 4.39 | 105,883 |
| History by Letter - U | 0 | - | 4.19 | 101,398 |
| History by Letter - V | 0 | - | 4.27 | 81,271 |
| History by Letter - Y | 0 | - | 4.27 | 87,785 |
| History by Letter - Z | 0 | - | 4.20 | 77,519 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,365 |
| Music by Letter - F | 0 | - | 4.47 | 27,150 |
| Music by Letter - A | 0 | - | 4.61 | 31,552 |
| Word Puzzles - Book Titles #2 | 0 | - | 4.38 | 21,937 |
| Famous Literature Fractured | 0 | - | 4.05 | 9,802 |
| The 100 Greatest Novels | 0 | - | 3.74 | 41,955 |
| Bestselling Authors | 0 | - | 4.10 | 19,044 |
| Characters from Books #2 | 0 | - | 4.42 | 80,193 |
| Nursery Rhymes #2 | 0 | - | 4.22 | 15,502 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,757 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,509 |
| Middle East A-Z | 0 | - | 4.47 | 46,270 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,583 |
| 20th Century A-Z | 0 | - | 4.50 | 54,033 |
| Modern Library's 100 Best Novels | 0 | - | 3.93 | 11,523 |
| Books by Clue #1 | 0 | - | 4.36 | 25,874 |
| Literary Groups of Things | 0 | - | 4.27 | 30,750 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 55,012 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,559 |
| Hunger Games Trivia | 0 | - | 4.22 | 53,613 |
| The Hunger Games Districts Quiz | 0 | - | 4.21 | 31,980 |
| Are You Even Literary? Fill in the Blank Book Titles | 0 | - | 4.33 | 41,630 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,884 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,824 |
| Star Wars A-Z | 0 | - | 4.46 | 88,966 |
| Monarchies of the World | 0 | - | 4.94 | 170,533 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,945 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,232 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,345 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,667 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.79 | 805,533 |
| Astronomy Quiz | 0 | - | 4.90 | 83,405 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 93,153 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,274 |
