| Geography by Letter - T | 0 | - | 4.84 | 152,777 |
| Formula One World Champions | 0 | - | 4.96 | 386,339 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 136,911 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,470 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,657 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,473 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,146 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,901 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,268 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,572 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,106 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,700 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,569 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,319 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 991,114 |
| NATO Military Alphabet | 0 | - | 4.98 | 555,530 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,827 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,390 |
| Footballers by Country | 0 | - | 4.35 | 567,844 |
| Countries by Military Spending | 0 | - | 4.93 | 176,697 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,626 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,918 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,874 |
| Geography by Letter - A | 0 | - | 4.74 | 210,570 |
| Geography by Letter - B | 0 | - | 4.56 | 183,586 |
| Geography by Letter - H | 0 | - | 4.69 | 149,497 |
| Geography by Letter - C | 0 | - | 4.47 | 157,835 |
| Geography by Letter - D | 0 | - | 4.50 | 149,743 |
| Geography by Letter - E | 0 | - | 4.42 | 146,879 |
| Geography by Letter - I | 0 | - | 4.42 | 121,382 |
| Geography by Letter - K | 0 | - | 4.53 | 117,511 |
| Geography by Letter - L | 0 | - | 4.43 | 147,832 |
| Geography by Letter - M | 0 | - | 4.49 | 117,829 |
| Geography by Letter - N | 0 | - | 4.51 | 126,442 |
| Geography by Letter - P | 0 | - | 4.47 | 175,367 |
| Geography by Letter - R | 0 | - | 4.44 | 130,605 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,851 |
| Geography by Letter - U | 0 | - | 4.53 | 142,307 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,017 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,156 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,738 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,229 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,399 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,989 |
| Movies that Start with G | 0 | - | 4.48 | 68,311 |
| Movies that Start with I | 0 | - | 4.41 | 64,957 |
| History by Letter - A | 0 | - | 4.51 | 152,318 |
| History by Letter - B | 0 | - | 4.45 | 171,499 |
| History by Letter - C | 0 | - | 4.70 | 170,589 |
| History by Letter - E | 0 | - | 4.51 | 140,041 |
| History by Letter - G | 0 | - | 4.46 | 121,609 |
| History by Letter - H | 0 | - | 4.45 | 136,053 |
| History by Letter - J | 0 | - | 4.51 | 153,435 |
| History by Letter - N | 0 | - | 4.45 | 103,531 |
| History by Letter - S | 0 | - | 4.47 | 93,803 |
| History by Letter - W | 0 | - | 4.45 | 108,893 |
| History by Letter - M | 0 | - | 4.54 | 119,245 |
| History by Letter - K | 0 | - | 4.50 | 100,948 |
| History by Letter - L | 0 | - | 4.50 | 111,645 |
| History by Letter - I | 0 | - | 4.46 | 103,811 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,540 |
| American Football A-Z | 0 | - | 4.26 | 14,484 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,028 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 143,108 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 883,758 |
| Formula One Constructors' Champions | 0 | - | 4.77 | 106,492 |
| Every Formula 1 Constructor EVER | 0 | - | 4.57 | 75,556 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.66 | 61,838 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 333,134 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 457,058 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,712 |
| Animals that Start with L | 0 | - | 4.47 | 101,611 |
| Animals that Start with P | 0 | - | 4.45 | 85,867 |
| Animals that Start with S | 0 | - | 4.49 | 87,043 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,803 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,821 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,882 |
| Islands A-Z | 0 | - | 4.46 | 116,953 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,246 |
| Human Body A-Z | 0 | - | 4.51 | 128,747 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,876 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,931 |
| Africa A-Z | 0 | - | 4.57 | 46,428 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,719 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,895 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,020 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,896 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,694 |
| Men's Tennis Superlatives | 0 | - | 4.58 | 18,802 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 237,446 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,106 |
| Disney A-Z | 0 | - | 4.37 | 86,696 |
| Literature by Letter - A | 0 | - | 4.23 | 31,798 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,084 |
| Companies A-Z | 0 | - | 4.30 | 42,637 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,916 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,524 |
| Geography by Letter - G | 0 | - | 4.35 | 125,662 |
| Geography by Letter - F | 0 | - | 4.27 | 137,248 |
| Geography by Letter - J | 0 | - | 4.34 | 122,340 |
| Geography by Letter - O | 0 | - | 4.37 | 129,181 |
| Geography by Letter - V | 0 | - | 4.39 | 121,105 |
| Geography by Letter - W | 0 | - | 4.39 | 114,354 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,826 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,180 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,033 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,145 |
| Video Games A-Z | 0 | - | 4.08 | 38,766 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,117 |
| Movies that Start with A | 0 | - | 4.13 | 61,699 |
| Movies that Start with C | 0 | - | 4.30 | 61,642 |
| Movies that Start with B | 0 | - | 4.35 | 84,989 |
| Movies that Start with D | 0 | - | 4.34 | 68,278 |
| Movies that Start with E | 0 | - | 4.13 | 68,214 |
| Movies that Start with J | 0 | - | 4.18 | 75,973 |
| Movies that Start with L | 0 | - | 4.16 | 60,258 |
| Movies that Start with M | 0 | - | 4.28 | 48,101 |
| Movies that Start with N | 0 | - | 4.02 | 41,139 |
| Movies that Start with P | 0 | - | 4.25 | 54,039 |
| Movies that Start with R | 0 | - | 4.17 | 46,492 |
| Movies that Start with W | 0 | - | 4.07 | 44,164 |
| Movies that Start with T | 0 | - | 4.33 | 49,158 |
| Movies that Start with S | 0 | - | 4.35 | 56,311 |
| Movies that Start with F | 0 | - | 4.13 | 68,690 |
| History by Letter - D | 0 | - | 4.39 | 137,050 |
| History by Letter - F | 0 | - | 4.18 | 113,824 |
| History by Letter - O | 0 | - | 4.32 | 99,180 |
| History by Letter - P | 0 | - | 4.39 | 107,469 |
| History by Letter - Q | 0 | - | 4.34 | 80,067 |
| History by Letter - R | 0 | - | 4.26 | 121,798 |
| History by Letter - T | 0 | - | 4.39 | 104,977 |
| History by Letter - U | 0 | - | 4.19 | 100,474 |
| History by Letter - V | 0 | - | 4.27 | 80,481 |
| History by Letter - Y | 0 | - | 4.27 | 87,022 |
| History by Letter - Z | 0 | - | 4.18 | 76,817 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,147 |
| Music by Letter - F | 0 | - | 4.48 | 26,872 |
| Music by Letter - A | 0 | - | 4.61 | 31,242 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,435 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,279,023 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,561,609 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 646,052 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,229,144 |
| All-NBA First Team Players | 0 | - | 4.83 | 537,171 |
| Middle East A-Z | 0 | - | 4.47 | 45,867 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,203 |
| 20th Century A-Z | 0 | - | 4.50 | 53,232 |
| 19th Century A-Z | 0 | - | 4.77 | 46,789 |
| 18th Century A-Z | 0 | - | 4.54 | 42,682 |
| Sports by Athlete | 0 | - | 3.74 | 332,002 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,049 |
| Basketball A-Z | 0 | - | 3.87 | 22,652 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,257 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,064 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,146 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,219 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,062 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,650 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,431 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,037 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,015 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,939 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,476 |
| Animals that Start with A | 0 | - | 4.26 | 111,704 |
| Animals that Start with B | 0 | - | 4.31 | 113,403 |
| Animals that Start with C | 0 | - | 4.23 | 92,549 |
| Animals that Start with D | 0 | - | 4.25 | 86,674 |
| Animals that Start with E | 0 | - | 4.28 | 73,646 |
| Animals that Start with F | 0 | - | 4.28 | 106,778 |
| Animals that Start with G | 0 | - | 4.25 | 79,884 |
| Animals that Start with K | 0 | - | 4.07 | 66,368 |
| Animals that Start with M | 0 | - | 4.23 | 83,748 |
| Animals that Start with R | 0 | - | 4.27 | 87,147 |
| Animals that Start with T | 0 | - | 4.32 | 91,182 |
| Animals that Start with H | 0 | - | 4.31 | 86,057 |
| Animals that Start with O | 0 | - | 4.27 | 88,366 |
| Animals that Start with W | 0 | - | 4.36 | 46,980 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,522 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,654 |
| Locations by Letter - A | 0 | - | 4.11 | 51,323 |
| Locations by Letter - B | 0 | - | 4.15 | 48,609 |
| Locations by Letter - E | 0 | - | 4.27 | 56,431 |
| Locations by Letter - F | 0 | - | 4.02 | 48,640 |
| Locations by Letter - H | 0 | - | 4.07 | 38,229 |
| Locations by Letter - J | 0 | - | 4.12 | 58,383 |
| Locations by Letter - K | 0 | - | 4.06 | 36,388 |
| Locations by Letter - O | 0 | - | 4.05 | 34,636 |
| Locations by Letter - P | 0 | - | 4.11 | 37,953 |
| Locations by Letter - R | 0 | - | 4.02 | 39,968 |
| Locations by Letter - T | 0 | - | 4.11 | 41,075 |
| Locations by Letter - U | 0 | - | 4.11 | 44,819 |
| Locations by Letter - V | 0 | - | 4.34 | 48,236 |
| Locations by Letter - W | 0 | - | 4.08 | 39,442 |
| Locations by Letter - N | 0 | - | 4.28 | 46,056 |
| Double Letters A-Z | 0 | - | 4.51 | 27,098 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,119 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,839 |
| Alliteration by Letter - F | 0 | - | 4.13 | 34,053 |
| Alliteration by Letter - P | 0 | - | 4.09 | 39,474 |
| Alliteration by Letter - S | 0 | - | 4.27 | 32,733 |
