| Geography by Letter - T | 0 | - | 4.84 | 153,153 |
| Formula One World Champions | 0 | - | 4.96 | 387,283 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 137,385 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,811 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,994 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,723 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,406 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,020 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,484 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,706 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,352 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,930 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,734 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,450 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 993,807 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,760 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,658 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,767 |
| Footballers by Country | 0 | - | 4.35 | 569,039 |
| Countries by Military Spending | 0 | - | 4.93 | 176,976 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,733 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,123 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,916 |
| Geography by Letter - A | 0 | - | 4.74 | 210,981 |
| Geography by Letter - B | 0 | - | 4.56 | 184,008 |
| Geography by Letter - H | 0 | - | 4.69 | 149,829 |
| Geography by Letter - C | 0 | - | 4.47 | 158,171 |
| Geography by Letter - D | 0 | - | 4.50 | 150,045 |
| Geography by Letter - E | 0 | - | 4.42 | 147,146 |
| Geography by Letter - I | 0 | - | 4.42 | 121,630 |
| Geography by Letter - K | 0 | - | 4.53 | 117,744 |
| Geography by Letter - L | 0 | - | 4.43 | 148,107 |
| Geography by Letter - M | 0 | - | 4.49 | 118,257 |
| Geography by Letter - N | 0 | - | 4.51 | 126,678 |
| Geography by Letter - P | 0 | - | 4.47 | 175,609 |
| Geography by Letter - R | 0 | - | 4.44 | 130,882 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,106 |
| Geography by Letter - U | 0 | - | 4.53 | 142,584 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,063 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,204 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,786 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,263 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,446 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,050 |
| Movies that Start with G | 0 | - | 4.49 | 68,395 |
| Movies that Start with I | 0 | - | 4.41 | 65,047 |
| History by Letter - A | 0 | - | 4.51 | 152,499 |
| History by Letter - B | 0 | - | 4.45 | 171,709 |
| History by Letter - C | 0 | - | 4.70 | 170,839 |
| History by Letter - E | 0 | - | 4.51 | 140,227 |
| History by Letter - G | 0 | - | 4.46 | 121,758 |
| History by Letter - H | 0 | - | 4.45 | 136,226 |
| History by Letter - J | 0 | - | 4.51 | 153,661 |
| History by Letter - N | 0 | - | 4.45 | 103,662 |
| History by Letter - S | 0 | - | 4.47 | 93,917 |
| History by Letter - W | 0 | - | 4.45 | 109,028 |
| History by Letter - M | 0 | - | 4.54 | 119,527 |
| History by Letter - K | 0 | - | 4.50 | 101,087 |
| History by Letter - L | 0 | - | 4.50 | 111,801 |
| History by Letter - I | 0 | - | 4.46 | 103,950 |
| Brand Logos That Start with A | 0 | - | 4.52 | 69,762 |
| American Football A-Z | 0 | - | 4.26 | 14,489 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,051 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 143,400 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 885,422 |
| Formula One Constructors' Champions | 0 | - | 4.77 | 106,688 |
| Every Formula 1 Constructor EVER | 0 | - | 4.57 | 75,738 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.66 | 61,991 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 334,023 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 458,476 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,310,403 |
| Animals that Start with L | 0 | - | 4.47 | 101,691 |
| Animals that Start with P | 0 | - | 4.45 | 85,941 |
| Animals that Start with S | 0 | - | 4.49 | 87,134 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,999 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 117,041 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,368 |
| Islands A-Z | 0 | - | 4.46 | 117,139 |
| Human Body A-Z | 0 | - | 4.51 | 128,879 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,182 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,026 |
| Africa A-Z | 0 | - | 4.57 | 46,500 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,820 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,949 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,061 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,191 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,723 |
| Men's Tennis Superlatives | 0 | - | 4.58 | 18,837 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 238,071 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,425 |
| Disney A-Z | 0 | - | 4.37 | 86,822 |
| Literature by Letter - A | 0 | - | 4.23 | 31,835 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,102 |
| Companies A-Z | 0 | - | 4.30 | 42,652 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,983 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,556 |
| Geography by Letter - G | 0 | - | 4.35 | 125,889 |
| Geography by Letter - F | 0 | - | 4.27 | 137,476 |
| Geography by Letter - J | 0 | - | 4.34 | 122,556 |
| Geography by Letter - O | 0 | - | 4.37 | 129,395 |
| Geography by Letter - V | 0 | - | 4.39 | 121,352 |
| Geography by Letter - W | 0 | - | 4.39 | 114,544 |
| Geography by Letter - Y | 0 | - | 4.39 | 111,015 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,366 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,198 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,186 |
| Video Games A-Z | 0 | - | 4.08 | 38,833 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,152 |
| Movies that Start with A | 0 | - | 4.13 | 61,765 |
| Movies that Start with C | 0 | - | 4.30 | 61,716 |
| Movies that Start with B | 0 | - | 4.36 | 85,073 |
| Movies that Start with D | 0 | - | 4.34 | 68,338 |
| Movies that Start with E | 0 | - | 4.13 | 68,274 |
| Movies that Start with J | 0 | - | 4.18 | 76,051 |
| Movies that Start with L | 0 | - | 4.16 | 60,322 |
| Movies that Start with M | 0 | - | 4.28 | 48,149 |
| Movies that Start with N | 0 | - | 4.02 | 41,190 |
| Movies that Start with P | 0 | - | 4.25 | 54,083 |
| Movies that Start with R | 0 | - | 4.17 | 46,558 |
| Movies that Start with W | 0 | - | 4.07 | 44,205 |
| Movies that Start with T | 0 | - | 4.34 | 49,216 |
| Movies that Start with S | 0 | - | 4.35 | 56,376 |
| Movies that Start with F | 0 | - | 4.13 | 68,753 |
| History by Letter - D | 0 | - | 4.39 | 137,217 |
| History by Letter - F | 0 | - | 4.18 | 113,954 |
| History by Letter - O | 0 | - | 4.32 | 99,281 |
| History by Letter - P | 0 | - | 4.39 | 107,587 |
| History by Letter - Q | 0 | - | 4.34 | 80,158 |
| History by Letter - R | 0 | - | 4.26 | 121,918 |
| History by Letter - T | 0 | - | 4.39 | 105,071 |
| History by Letter - U | 0 | - | 4.19 | 100,590 |
| History by Letter - V | 0 | - | 4.27 | 80,584 |
| History by Letter - Y | 0 | - | 4.27 | 87,112 |
| History by Letter - Z | 0 | - | 4.18 | 76,886 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,183 |
| Music by Letter - F | 0 | - | 4.48 | 26,920 |
| Music by Letter - A | 0 | - | 4.61 | 31,281 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,645 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,282,113 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,566,044 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 647,654 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,232,137 |
| All-NBA First Team Players | 0 | - | 4.83 | 538,320 |
| Middle East A-Z | 0 | - | 4.47 | 45,916 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,238 |
| 20th Century A-Z | 0 | - | 4.50 | 53,291 |
| 19th Century A-Z | 0 | - | 4.77 | 46,838 |
| 18th Century A-Z | 0 | - | 4.54 | 42,721 |
| Sports by Athlete | 0 | - | 3.74 | 332,259 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,063 |
| Basketball A-Z | 0 | - | 3.87 | 22,662 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,312 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,142 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,205 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,270 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,124 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,751 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,528 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,119 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,080 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,992 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,533 |
| Animals that Start with A | 0 | - | 4.26 | 111,794 |
| Animals that Start with B | 0 | - | 4.31 | 113,505 |
| Animals that Start with C | 0 | - | 4.23 | 92,642 |
| Animals that Start with D | 0 | - | 4.25 | 86,745 |
| Animals that Start with E | 0 | - | 4.28 | 73,716 |
| Animals that Start with F | 0 | - | 4.28 | 106,861 |
| Animals that Start with G | 0 | - | 4.25 | 79,948 |
| Animals that Start with K | 0 | - | 4.07 | 66,416 |
| Animals that Start with M | 0 | - | 4.23 | 83,826 |
| Animals that Start with R | 0 | - | 4.27 | 87,217 |
| Animals that Start with T | 0 | - | 4.32 | 91,268 |
| Animals that Start with H | 0 | - | 4.31 | 86,127 |
| Animals that Start with O | 0 | - | 4.27 | 88,425 |
| Animals that Start with W | 0 | - | 4.36 | 47,037 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,654 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,789 |
| Locations by Letter - A | 0 | - | 4.11 | 51,360 |
| Locations by Letter - B | 0 | - | 4.15 | 48,645 |
| Locations by Letter - E | 0 | - | 4.27 | 56,478 |
| Locations by Letter - F | 0 | - | 4.02 | 48,675 |
| Locations by Letter - H | 0 | - | 4.07 | 38,257 |
| Locations by Letter - J | 0 | - | 4.12 | 58,416 |
| Locations by Letter - K | 0 | - | 4.06 | 36,412 |
| Locations by Letter - O | 0 | - | 4.05 | 34,659 |
| Locations by Letter - P | 0 | - | 4.11 | 37,975 |
| Locations by Letter - R | 0 | - | 4.02 | 39,988 |
| Locations by Letter - T | 0 | - | 4.11 | 41,097 |
| Locations by Letter - U | 0 | - | 4.11 | 44,845 |
| Locations by Letter - V | 0 | - | 4.34 | 48,277 |
| Locations by Letter - W | 0 | - | 4.08 | 39,466 |
| Locations by Letter - N | 0 | - | 4.28 | 46,081 |
| Double Letters A-Z | 0 | - | 4.51 | 27,113 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 58,585 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,175 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,870 |
| Alliteration by Letter - F | 0 | - | 4.13 | 34,067 |
| Alliteration by Letter - P | 0 | - | 4.09 | 39,488 |
| Alliteration by Letter - S | 0 | - | 4.27 | 32,747 |
