| Geography by Letter - T | 0 | - | 4.84 | 152,462 |
| Formula One World Champions | 0 | - | 4.96 | 385,401 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 136,398 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,123 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,339 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,290 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,931 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,755 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,972 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,407 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,785 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,417 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,407 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,175 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 988,573 |
| NATO Military Alphabet | 0 | - | 4.98 | 554,386 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,979 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,890 |
| Footballers by Country | 0 | - | 4.35 | 566,698 |
| Countries by Military Spending | 0 | - | 4.93 | 176,429 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,528 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,721 |
| Geography by Letter - A | 0 | - | 4.74 | 210,145 |
| Geography by Letter - B | 0 | - | 4.56 | 183,301 |
| Geography by Letter - H | 0 | - | 4.69 | 149,312 |
| Geography by Letter - C | 0 | - | 4.47 | 157,592 |
| Geography by Letter - D | 0 | - | 4.50 | 149,525 |
| Geography by Letter - E | 0 | - | 4.42 | 146,677 |
| Geography by Letter - I | 0 | - | 4.42 | 121,226 |
| Geography by Letter - K | 0 | - | 4.53 | 117,357 |
| Geography by Letter - L | 0 | - | 4.43 | 147,648 |
| Geography by Letter - M | 0 | - | 4.49 | 117,658 |
| Geography by Letter - N | 0 | - | 4.51 | 126,266 |
| Geography by Letter - P | 0 | - | 4.47 | 175,180 |
| Geography by Letter - R | 0 | - | 4.43 | 130,373 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,641 |
| Geography by Letter - U | 0 | - | 4.54 | 142,099 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,984 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,076 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,691 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,190 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,339 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,919 |
| Movies that Start with G | 0 | - | 4.48 | 68,249 |
| Movies that Start with I | 0 | - | 4.41 | 64,896 |
| History by Letter - A | 0 | - | 4.51 | 152,134 |
| History by Letter - B | 0 | - | 4.45 | 171,282 |
| History by Letter - C | 0 | - | 4.69 | 170,347 |
| History by Letter - E | 0 | - | 4.51 | 139,871 |
| History by Letter - G | 0 | - | 4.45 | 121,465 |
| History by Letter - H | 0 | - | 4.45 | 135,888 |
| History by Letter - J | 0 | - | 4.51 | 153,263 |
| History by Letter - N | 0 | - | 4.44 | 103,400 |
| History by Letter - S | 0 | - | 4.47 | 93,684 |
| History by Letter - W | 0 | - | 4.45 | 108,751 |
| History by Letter - M | 0 | - | 4.54 | 119,113 |
| History by Letter - K | 0 | - | 4.50 | 100,835 |
| History by Letter - L | 0 | - | 4.49 | 111,519 |
| History by Letter - I | 0 | - | 4.46 | 103,694 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,290 |
| American Football A-Z | 0 | - | 4.26 | 14,475 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 16,997 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 142,823 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 882,056 |
| Formula One Constructors' Champions | 0 | - | 4.77 | 106,266 |
| Every Formula 1 Constructor EVER | 0 | - | 4.57 | 75,370 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.66 | 61,660 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 332,470 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 455,959 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,305,251 |
| Animals that Start with L | 0 | - | 4.47 | 101,298 |
| Animals that Start with P | 0 | - | 4.45 | 85,679 |
| Animals that Start with S | 0 | - | 4.49 | 86,859 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,649 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,624 |
| World Cities A-Z by Clue #1 | 0 | - | 4.49 | 66,121 |
| Islands A-Z | 0 | - | 4.46 | 116,784 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 57,598 |
| Human Body A-Z | 0 | - | 4.51 | 128,437 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,318 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,822 |
| Africa A-Z | 0 | - | 4.57 | 46,381 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,612 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,826 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,964 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,606 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,665 |
| Men's Tennis Superlatives | 0 | - | 4.58 | 18,782 |
| FIFA World Cup Host Countries | 0 | - | 4.98 | 236,691 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,832 |
| Disney A-Z | 0 | - | 4.37 | 86,538 |
| Literature by Letter - A | 0 | - | 4.23 | 31,766 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,070 |
| Companies A-Z | 0 | - | 4.30 | 42,611 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,854 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,487 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,817 |
| Geography by Letter - G | 0 | - | 4.35 | 125,497 |
| Geography by Letter - F | 0 | - | 4.27 | 137,074 |
| Geography by Letter - J | 0 | - | 4.34 | 122,184 |
| Geography by Letter - O | 0 | - | 4.37 | 129,010 |
| Geography by Letter - V | 0 | - | 4.39 | 120,913 |
| Geography by Letter - W | 0 | - | 4.39 | 114,213 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,683 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,049 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,895 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,113 |
| Video Games A-Z | 0 | - | 4.08 | 38,704 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,081 |
| Movies that Start with A | 0 | - | 4.13 | 61,642 |
| Movies that Start with C | 0 | - | 4.30 | 61,583 |
| Movies that Start with B | 0 | - | 4.35 | 84,920 |
| Movies that Start with D | 0 | - | 4.34 | 68,223 |
| Movies that Start with E | 0 | - | 4.13 | 68,171 |
| Movies that Start with J | 0 | - | 4.18 | 75,923 |
| Movies that Start with L | 0 | - | 4.16 | 60,226 |
| Movies that Start with M | 0 | - | 4.28 | 48,063 |
| Movies that Start with N | 0 | - | 4.02 | 41,106 |
| Movies that Start with P | 0 | - | 4.25 | 54,002 |
| Movies that Start with R | 0 | - | 4.17 | 46,445 |
| Movies that Start with W | 0 | - | 4.07 | 44,133 |
| Movies that Start with T | 0 | - | 4.33 | 49,116 |
| Movies that Start with S | 0 | - | 4.35 | 56,267 |
| Movies that Start with F | 0 | - | 4.13 | 68,642 |
| History by Letter - D | 0 | - | 4.39 | 136,896 |
| History by Letter - F | 0 | - | 4.18 | 113,702 |
| History by Letter - O | 0 | - | 4.31 | 99,064 |
| History by Letter - P | 0 | - | 4.38 | 107,359 |
| History by Letter - Q | 0 | - | 4.34 | 79,985 |
| History by Letter - R | 0 | - | 4.26 | 121,667 |
| History by Letter - T | 0 | - | 4.39 | 104,888 |
| History by Letter - U | 0 | - | 4.19 | 100,259 |
| History by Letter - V | 0 | - | 4.27 | 80,377 |
| History by Letter - Y | 0 | - | 4.27 | 86,935 |
| History by Letter - Z | 0 | - | 4.18 | 76,746 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,120 |
| Music by Letter - F | 0 | - | 4.48 | 26,833 |
| Music by Letter - A | 0 | - | 4.61 | 31,197 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,210 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,275,818 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,556,960 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 644,381 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,226,213 |
| All-NBA First Team Players | 0 | - | 4.83 | 536,168 |
| Middle East A-Z | 0 | - | 4.47 | 45,795 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,154 |
| 20th Century A-Z | 0 | - | 4.50 | 53,173 |
| 19th Century A-Z | 0 | - | 4.77 | 46,744 |
| 18th Century A-Z | 0 | - | 4.54 | 42,651 |
| Sports by Athlete | 0 | - | 3.74 | 331,772 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,019 |
| Basketball A-Z | 0 | - | 3.87 | 22,641 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,179 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,966 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,075 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,157 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,991 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,551 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,332 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,934 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,931 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,869 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,402 |
| Animals that Start with A | 0 | - | 4.26 | 111,349 |
| Animals that Start with B | 0 | - | 4.31 | 113,170 |
| Animals that Start with C | 0 | - | 4.23 | 92,334 |
| Animals that Start with D | 0 | - | 4.25 | 86,348 |
| Animals that Start with E | 0 | - | 4.28 | 73,466 |
| Animals that Start with F | 0 | - | 4.28 | 106,587 |
| Animals that Start with G | 0 | - | 4.25 | 79,724 |
| Animals that Start with K | 0 | - | 4.06 | 66,230 |
| Animals that Start with M | 0 | - | 4.24 | 83,602 |
| Animals that Start with R | 0 | - | 4.27 | 86,822 |
| Animals that Start with T | 0 | - | 4.32 | 90,682 |
| Animals that Start with H | 0 | - | 4.31 | 85,919 |
| Animals that Start with O | 0 | - | 4.27 | 88,245 |
| Animals that Start with W | 0 | - | 4.35 | 46,871 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,388 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,513 |
| Locations by Letter - A | 0 | - | 4.11 | 51,287 |
| Locations by Letter - B | 0 | - | 4.15 | 48,567 |
| Locations by Letter - E | 0 | - | 4.27 | 56,396 |
| Locations by Letter - F | 0 | - | 4.02 | 48,609 |
| Locations by Letter - H | 0 | - | 4.07 | 38,207 |
| Locations by Letter - J | 0 | - | 4.12 | 58,340 |
| Locations by Letter - K | 0 | - | 4.06 | 36,368 |
| Locations by Letter - O | 0 | - | 4.05 | 34,610 |
| Locations by Letter - P | 0 | - | 4.11 | 37,924 |
| Locations by Letter - R | 0 | - | 4.02 | 39,937 |
| Locations by Letter - T | 0 | - | 4.11 | 41,042 |
| Locations by Letter - U | 0 | - | 4.11 | 44,792 |
| Locations by Letter - V | 0 | - | 4.34 | 48,195 |
| Locations by Letter - W | 0 | - | 4.08 | 39,418 |
| Locations by Letter - N | 0 | - | 4.28 | 46,020 |
| Double Letters A-Z | 0 | - | 4.51 | 27,073 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,053 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,805 |
| Alliteration by Letter - F | 0 | - | 4.13 | 34,034 |
| Alliteration by Letter - P | 0 | - | 4.09 | 39,456 |
| Alliteration by Letter - S | 0 | - | 4.27 | 32,720 |
