| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,694 |
| Literature by Letter - A | 0 | - | 4.24 | 32,437 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,448 |
| Literature by Letter - D | 0 | - | 4.29 | 21,016 |
| Literature by Letter - C | 0 | - | 4.34 | 26,974 |
| Literature by Letter - F | 0 | - | 4.26 | 17,597 |
| Literature by Letter - E | 0 | - | 4.05 | 15,490 |
| Literature by Letter - H | 0 | - | 4.29 | 20,599 |
| Literature by Letter - I | 0 | - | 4.27 | 17,970 |
| Literature by Letter - L | 0 | - | 4.32 | 23,554 |
| Literature by Letter - M | 0 | - | 4.18 | 18,961 |
| Literature by Letter - P | 0 | - | 4.18 | 17,097 |
| Literature by Letter - O | 0 | - | 4.30 | 13,829 |
| Literature by Letter - J | 0 | - | 4.23 | 15,201 |
| Literature by Letter - N | 0 | - | 4.24 | 14,621 |
| Literature by Letter - K | 0 | - | 4.13 | 12,623 |
| Literature by Letter - R | 0 | - | 4.06 | 12,204 |
| Literature by Letter - U | 0 | - | 4.20 | 13,382 |
| Literature by Letter - V | 0 | - | 4.06 | 12,023 |
| Literature by Letter - W | 0 | - | 4.15 | 13,773 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,868 |
| Geography by Letter - T | 0 | - | 4.84 | 155,581 |
| Authors with Books Turned into Movies | 0 | - | 4.45 | 63,241 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,244 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 109,102 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 154,245 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 197,272 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 171,100 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,302 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,289 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,506 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,649 |
| Famous Literary Characters | 0 | - | 4.38 | 36,858 |
| Charlie and the Chocolate Factory | 0 | - | 4.45 | 16,428 |
| Literature Multiple Choice #1 | 0 | - | 4.51 | 41,141 |
| Literature Multiple Choice #2 | 0 | - | 4.45 | 34,779 |
| Books by Plot Description | 0 | - | 4.55 | 27,071 |
| Classic Novels by Plot #1 | 0 | - | 4.40 | 73,995 |
| Who Wrote That Book #2 | 0 | - | 4.47 | 48,276 |
| 100 Books You Can't Do Without | 0 | - | 4.49 | 64,621 |
| Who Wrote That Book #1 | 0 | - | 4.47 | 103,899 |
| Literature by Letter - G | 0 | - | 3.91 | 14,924 |
| Literature by Letter - S | 0 | - | 3.94 | 12,207 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 239,104 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,242 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,402 |
| Ultimate Percy Jackson Characters Quiz | 0 | - | 4.49 | 45,486 |
| NATO Military Alphabet | 0 | - | 4.98 | 565,506 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,164 |
| Geography by Letter - A | 0 | - | 4.75 | 213,286 |
| Geography by Letter - B | 0 | - | 4.61 | 186,168 |
| Geography by Letter - H | 0 | - | 4.69 | 151,700 |
| Geography by Letter - C | 0 | - | 4.48 | 160,024 |
| Geography by Letter - D | 0 | - | 4.50 | 151,978 |
| Geography by Letter - E | 0 | - | 4.42 | 148,795 |
| Geography by Letter - I | 0 | - | 4.42 | 122,957 |
| Geography by Letter - K | 0 | - | 4.54 | 119,438 |
| Geography by Letter - L | 0 | - | 4.44 | 149,832 |
| Geography by Letter - M | 0 | - | 4.51 | 119,797 |
| Geography by Letter - N | 0 | - | 4.51 | 128,155 |
| Geography by Letter - P | 0 | - | 4.47 | 177,122 |
| Geography by Letter - R | 0 | - | 4.43 | 132,927 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,735 |
| Geography by Letter - U | 0 | - | 4.52 | 144,360 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,424 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,613 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,205 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,550 |
| Empires A-Z | 0 | - | 4.52 | 45,532 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,886 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,688 |
| Movies that Start with G | 0 | - | 4.49 | 68,874 |
| Movies that Start with I | 0 | - | 4.41 | 65,462 |
| History by Letter - A | 0 | - | 4.51 | 154,116 |
| History by Letter - B | 0 | - | 4.45 | 173,539 |
| History by Letter - C | 0 | - | 4.70 | 172,890 |
| History by Letter - E | 0 | - | 4.51 | 141,693 |
| History by Letter - G | 0 | - | 4.46 | 123,245 |
| History by Letter - H | 0 | - | 4.45 | 137,772 |
| History by Letter - J | 0 | - | 4.51 | 155,213 |
| History by Letter - N | 0 | - | 4.45 | 104,932 |
| History by Letter - S | 0 | - | 4.47 | 95,106 |
| History by Letter - W | 0 | - | 4.45 | 110,369 |
| History by Letter - M | 0 | - | 4.54 | 120,844 |
| History by Letter - K | 0 | - | 4.50 | 102,150 |
| History by Letter - L | 0 | - | 4.50 | 112,959 |
| History by Letter - I | 0 | - | 4.46 | 105,169 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,412 |
| Authors of Children's Books | 0 | - | 4.24 | 20,060 |
| Books by City | 0 | - | 4.04 | 14,350 |
| Word Puzzles - Book Titles #1 | 0 | - | 4.41 | 27,649 |
| Dewey Decimal System | 0 | - | 4.28 | 13,617 |
| Authors by Country | 0 | - | 4.40 | 32,312 |
| Nonfiction Books Quiz | 0 | - | 4.44 | 22,725 |
| 1984 the Book | 0 | - | 4.61 | 21,112 |
| Winnie-the-Pooh Characters | 0 | - | 4.46 | 28,675 |
| Nursery Rhymes Fill in the Blank | 0 | - | 4.14 | 40,564 |
| Countries by Military Spending | 0 | - | 4.93 | 179,234 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,940 |
| "Of Something" Book Titles | 0 | - | 4.45 | 48,329 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,328,357 |
| Animals that Start with L | 0 | - | 4.47 | 102,587 |
| Animals that Start with P | 0 | - | 4.45 | 86,588 |
| Animals that Start with S | 0 | - | 4.49 | 87,789 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,272 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,771 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 78,370 |
| Islands A-Z | 0 | - | 4.46 | 129,888 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,498 |
| Human Body A-Z | 0 | - | 4.51 | 130,194 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,113 |
| Africa A-Z | 0 | - | 4.57 | 46,810 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.70 | 58,330 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,586 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,841 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,559 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,504 |
| Books by Clue #2 | 0 | - | 4.43 | 26,815 |
| Sci-Fi and Fantasy Authors | 0 | - | 4.43 | 17,678 |
| Disney A-Z | 0 | - | 4.37 | 87,609 |
| Companies A-Z | 0 | - | 4.30 | 42,785 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,777 |
| Geography by Letter - G | 0 | - | 4.33 | 127,263 |
| Geography by Letter - F | 0 | - | 4.28 | 138,975 |
| Geography by Letter - J | 0 | - | 4.35 | 123,842 |
| Geography by Letter - O | 0 | - | 4.37 | 130,666 |
| Geography by Letter - V | 0 | - | 4.39 | 122,824 |
| Geography by Letter - W | 0 | - | 4.39 | 115,654 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,363 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,329 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,240 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,412 |
| Video Games A-Z | 0 | - | 4.05 | 39,304 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,447 |
| Movies that Start with A | 0 | - | 4.13 | 62,181 |
| Movies that Start with C | 0 | - | 4.30 | 62,195 |
| Movies that Start with B | 0 | - | 4.36 | 85,747 |
| Movies that Start with D | 0 | - | 4.34 | 68,705 |
| Movies that Start with E | 0 | - | 4.13 | 68,648 |
| Movies that Start with J | 0 | - | 4.18 | 76,468 |
| Movies that Start with L | 0 | - | 4.16 | 60,645 |
| 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 | 54,322 |
| 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 | 49,492 |
| 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 | 138,778 |
| History by Letter - F | 0 | - | 4.19 | 115,230 |
| History by Letter - O | 0 | - | 4.32 | 100,398 |
| History by Letter - P | 0 | - | 4.36 | 108,598 |
| History by Letter - Q | 0 | - | 4.34 | 80,899 |
| History by Letter - R | 0 | - | 4.26 | 122,941 |
| History by Letter - T | 0 | - | 4.39 | 105,926 |
| History by Letter - U | 0 | - | 4.19 | 101,439 |
| History by Letter - V | 0 | - | 4.27 | 81,309 |
| History by Letter - Y | 0 | - | 4.27 | 87,818 |
| History by Letter - Z | 0 | - | 4.20 | 77,551 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,376 |
| Music by Letter - F | 0 | - | 4.47 | 27,167 |
| Music by Letter - A | 0 | - | 4.61 | 31,566 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,836 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,406 |
| Brand Logos That Start With C | 0 | - | 4.22 | 50,289 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,102 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,743 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,514 |
| Word Puzzles - Book Titles #2 | 0 | - | 4.38 | 21,943 |
| Famous Literature Fractured | 0 | - | 4.05 | 9,808 |
| The 100 Greatest Novels | 0 | - | 3.74 | 41,977 |
| Bestselling Authors | 0 | - | 4.10 | 19,052 |
| Characters from Books #2 | 0 | - | 4.42 | 80,209 |
| Nursery Rhymes #2 | 0 | - | 4.22 | 15,504 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,877 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,525 |
| Middle East A-Z | 0 | - | 4.47 | 46,283 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,598 |
| 20th Century A-Z | 0 | - | 4.50 | 54,059 |
| Modern Library's 100 Best Novels | 0 | - | 3.93 | 11,526 |
| Books by Clue #1 | 0 | - | 4.36 | 25,878 |
| Literary Groups of Things | 0 | - | 4.27 | 30,754 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 55,031 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,577 |
| Hunger Games Trivia | 0 | - | 4.22 | 53,635 |
| The Hunger Games Districts Quiz | 0 | - | 4.21 | 31,986 |
| Are You Even Literary? Fill in the Blank Book Titles | 0 | - | 4.33 | 41,649 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 106,085 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,241 |
| Star Wars A-Z | 0 | - | 4.46 | 89,010 |
| Monarchies of the World | 0 | - | 4.94 | 170,673 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 114,233 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,635 |
| Countries where the Sea Freezes | 0 | - | 4.92 | 115,627 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,878 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.79 | 805,833 |
| Astronomy Quiz | 0 | - | 4.90 | 83,477 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 93,183 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,334 |
