| Geography by Letter - T | 0 | - | 4.84 | 154,345 |
| Formula One World Champions | 0 | - | 4.96 | 391,543 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 138,875 |
| Formula One Countries Visited | 0 | - | 4.96 | 144,022 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 101,423 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 82,461 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,246 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,750 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,018 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,514 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,734 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,274 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,732 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,101 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 1,003,107 |
| NATO Military Alphabet | 0 | - | 4.98 | 561,281 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,643 |
| Footballers by Country | 0 | - | 4.35 | 573,437 |
| Countries by Military Spending | 0 | - | 4.93 | 178,336 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,239 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,103 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,037 |
| Geography by Letter - A | 0 | - | 4.74 | 212,040 |
| Geography by Letter - B | 0 | - | 4.56 | 185,029 |
| Geography by Letter - H | 0 | - | 4.69 | 150,661 |
| Geography by Letter - C | 0 | - | 4.47 | 159,061 |
| Geography by Letter - D | 0 | - | 4.50 | 150,869 |
| Geography by Letter - E | 0 | - | 4.42 | 147,932 |
| Geography by Letter - I | 0 | - | 4.42 | 122,275 |
| Geography by Letter - K | 0 | - | 4.53 | 118,640 |
| Geography by Letter - L | 0 | - | 4.43 | 148,832 |
| Geography by Letter - M | 0 | - | 4.49 | 118,910 |
| Geography by Letter - N | 0 | - | 4.51 | 127,467 |
| Geography by Letter - P | 0 | - | 4.47 | 176,368 |
| Geography by Letter - R | 0 | - | 4.43 | 132,034 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,899 |
| Geography by Letter - U | 0 | - | 4.53 | 143,426 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,218 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,405 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,985 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,412 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,664 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,416 |
| Movies that Start with G | 0 | - | 4.49 | 68,614 |
| Movies that Start with I | 0 | - | 4.41 | 65,231 |
| History by Letter - A | 0 | - | 4.51 | 153,406 |
| History by Letter - B | 0 | - | 4.45 | 172,718 |
| History by Letter - C | 0 | - | 4.70 | 172,009 |
| History by Letter - E | 0 | - | 4.51 | 141,024 |
| History by Letter - G | 0 | - | 4.46 | 122,484 |
| History by Letter - H | 0 | - | 4.45 | 137,104 |
| History by Letter - J | 0 | - | 4.51 | 154,480 |
| History by Letter - N | 0 | - | 4.45 | 104,361 |
| History by Letter - S | 0 | - | 4.47 | 94,657 |
| History by Letter - W | 0 | - | 4.45 | 109,847 |
| History by Letter - M | 0 | - | 4.54 | 120,173 |
| History by Letter - K | 0 | - | 4.50 | 101,651 |
| History by Letter - L | 0 | - | 4.50 | 112,414 |
| History by Letter - I | 0 | - | 4.46 | 104,690 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,618 |
| American Football A-Z | 0 | - | 4.26 | 14,535 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,119 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 144,409 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 891,657 |
| Formula One Constructors' Champions | 0 | - | 4.65 | 107,538 |
| Every Formula 1 Constructor EVER | 0 | - | 4.57 | 76,393 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.67 | 62,636 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 336,296 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 463,124 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,319,402 |
| Animals that Start with L | 0 | - | 4.47 | 102,240 |
| Animals that Start with P | 0 | - | 4.45 | 86,294 |
| Animals that Start with S | 0 | - | 4.49 | 87,502 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 90,626 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 117,799 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,412 |
| Islands A-Z | 0 | - | 4.46 | 125,619 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,277 |
| Human Body A-Z | 0 | - | 4.51 | 129,357 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 42,057 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,737 |
| Africa A-Z | 0 | - | 4.57 | 46,672 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,165 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,206 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,253 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,659 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,807 |
| Men's Tennis Superlatives | 0 | - | 4.58 | 18,945 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 239,530 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,582 |
| Disney A-Z | 0 | - | 4.37 | 87,246 |
| Literature by Letter - A | 0 | - | 4.24 | 32,213 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,328 |
| Companies A-Z | 0 | - | 4.30 | 42,721 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,232 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,665 |
| Geography by Letter - G | 0 | - | 4.33 | 126,570 |
| Geography by Letter - F | 0 | - | 4.27 | 138,127 |
| Geography by Letter - J | 0 | - | 4.34 | 123,193 |
| Geography by Letter - O | 0 | - | 4.37 | 130,021 |
| Geography by Letter - V | 0 | - | 4.39 | 122,062 |
| Geography by Letter - W | 0 | - | 4.39 | 115,080 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,785 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,831 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,695 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,304 |
| Video Games A-Z | 0 | - | 4.08 | 39,078 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,312 |
| Movies that Start with A | 0 | - | 4.13 | 61,941 |
| Movies that Start with C | 0 | - | 4.30 | 61,932 |
| Movies that Start with B | 0 | - | 4.36 | 85,307 |
| Movies that Start with D | 0 | - | 4.34 | 68,502 |
| Movies that Start with E | 0 | - | 4.13 | 68,433 |
| Movies that Start with J | 0 | - | 4.18 | 76,240 |
| Movies that Start with L | 0 | - | 4.16 | 60,478 |
| Movies that Start with M | 0 | - | 4.28 | 48,283 |
| Movies that Start with N | 0 | - | 4.02 | 41,299 |
| Movies that Start with P | 0 | - | 4.25 | 54,193 |
| Movies that Start with R | 0 | - | 4.17 | 46,693 |
| Movies that Start with W | 0 | - | 4.07 | 44,289 |
| Movies that Start with T | 0 | - | 4.34 | 49,355 |
| Movies that Start with S | 0 | - | 4.35 | 56,526 |
| Movies that Start with F | 0 | - | 4.13 | 68,924 |
| History by Letter - D | 0 | - | 4.40 | 138,143 |
| History by Letter - F | 0 | - | 4.18 | 114,746 |
| History by Letter - O | 0 | - | 4.32 | 99,762 |
| History by Letter - P | 0 | - | 4.36 | 108,110 |
| History by Letter - Q | 0 | - | 4.34 | 80,530 |
| History by Letter - R | 0 | - | 4.26 | 122,474 |
| History by Letter - T | 0 | - | 4.39 | 105,527 |
| History by Letter - U | 0 | - | 4.19 | 101,037 |
| History by Letter - V | 0 | - | 4.27 | 80,971 |
| History by Letter - Y | 0 | - | 4.27 | 87,483 |
| History by Letter - Z | 0 | - | 4.20 | 77,236 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,284 |
| Music by Letter - F | 0 | - | 4.48 | 27,047 |
| Music by Letter - A | 0 | - | 4.61 | 31,432 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,294,156 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,583,683 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 653,755 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,243,862 |
| All-NBA First Team Players | 0 | - | 4.83 | 542,605 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.80 | 803,380 |
| Middle East A-Z | 0 | - | 4.47 | 46,134 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,418 |
| 20th Century A-Z | 0 | - | 4.50 | 53,824 |
| 19th Century A-Z | 0 | - | 4.77 | 47,359 |
| 18th Century A-Z | 0 | - | 4.54 | 43,231 |
| Sports by Athlete | 0 | - | 3.74 | 333,097 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,148 |
| Basketball A-Z | 0 | - | 3.87 | 22,714 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,534 |
| Musical Acts by Letter - M | 0 | - | 4.15 | 93,502 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,399 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,498 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,372 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 68,071 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,863 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,427 |
| Musical Acts by Letter - C | 0 | - | 4.34 | 60,347 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,204 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,791 |
| Animals that Start with A | 0 | - | 4.26 | 112,229 |
| Animals that Start with B | 0 | - | 4.31 | 113,945 |
| Animals that Start with C | 0 | - | 4.21 | 93,359 |
| Animals that Start with D | 0 | - | 4.25 | 87,109 |
| Animals that Start with E | 0 | - | 4.28 | 74,034 |
| Animals that Start with F | 0 | - | 4.28 | 107,251 |
| Animals that Start with G | 0 | - | 4.25 | 80,262 |
| Animals that Start with K | 0 | - | 4.07 | 66,637 |
| Animals that Start with M | 0 | - | 4.23 | 84,158 |
| Animals that Start with R | 0 | - | 4.28 | 87,524 |
| Animals that Start with T | 0 | - | 4.32 | 91,930 |
| Animals that Start with H | 0 | - | 4.31 | 86,446 |
| Animals that Start with O | 0 | - | 4.27 | 88,694 |
| Animals that Start with W | 0 | - | 4.36 | 47,259 |
| Geography by Letter on the World Map - D | 0 | - | 4.03 | 65,100 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 67,272 |
| Locations by Letter - A | 0 | - | 4.11 | 51,507 |
| Locations by Letter - B | 0 | - | 4.15 | 48,786 |
| Locations by Letter - E | 0 | - | 4.26 | 56,630 |
| Locations by Letter - F | 0 | - | 4.02 | 48,784 |
| Locations by Letter - H | 0 | - | 4.07 | 38,368 |
| Locations by Letter - J | 0 | - | 4.12 | 58,565 |
| Locations by Letter - K | 0 | - | 4.06 | 36,519 |
| Locations by Letter - O | 0 | - | 4.05 | 34,765 |
| Locations by Letter - P | 0 | - | 4.11 | 38,098 |
| Locations by Letter - R | 0 | - | 4.02 | 40,106 |
| Locations by Letter - T | 0 | - | 4.11 | 41,218 |
| Locations by Letter - U | 0 | - | 4.11 | 44,959 |
| Locations by Letter - V | 0 | - | 4.34 | 48,428 |
| Locations by Letter - W | 0 | - | 4.08 | 39,577 |
| Locations by Letter - N | 0 | - | 4.28 | 46,227 |
| Double Letters A-Z | 0 | - | 4.51 | 27,171 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,428 |
| People in History A-Z #5 | 0 | - | 4.09 | 32,000 |
| Alliteration by Letter - F | 0 | - | 4.13 | 34,133 |
| Alliteration by Letter - P | 0 | - | 4.10 | 39,537 |
| Alliteration by Letter - S | 0 | - | 4.27 | 32,786 |
| Alliteration by Letter - W | 0 | - | 4.30 | 37,017 |
