| Geography by Letter - T | 0 | - | 4.84 | 147,720 |
| Formula One World Champions | 0 | - | 4.96 | 367,597 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.89 | 130,344 |
| Formula One Countries Visited | 0 | - | 4.96 | 136,449 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.95 | 93,377 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 78,540 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 103,503 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 151,349 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 190,733 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 167,988 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 187,548 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 296,466 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 176,366 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.81 | 70,664 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 954,048 |
| NATO Military Alphabet | 0 | - | 4.98 | 537,580 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 229,718 |
| Footballers by Country | 0 | - | 4.34 | 551,728 |
| Countries by Military Spending | 0 | - | 4.93 | 172,321 |
| Classic Novels by Plot #2 | 0 | - | 4.83 | 35,878 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 116,127 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,209 |
| Geography by Letter - A | 0 | - | 4.70 | 206,064 |
| Geography by Letter - B | 0 | - | 4.56 | 179,378 |
| Geography by Letter - H | 0 | - | 4.70 | 145,981 |
| Geography by Letter - C | 0 | - | 4.49 | 154,362 |
| Geography by Letter - D | 0 | - | 4.49 | 146,451 |
| Geography by Letter - E | 0 | - | 4.42 | 143,598 |
| Geography by Letter - I | 0 | - | 4.41 | 118,886 |
| Geography by Letter - K | 0 | - | 4.53 | 115,050 |
| Geography by Letter - L | 0 | - | 4.45 | 144,795 |
| Geography by Letter - M | 0 | - | 4.49 | 115,211 |
| Geography by Letter - N | 0 | - | 4.51 | 123,805 |
| Geography by Letter - P | 0 | - | 4.48 | 172,133 |
| Geography by Letter - R | 0 | - | 4.43 | 126,723 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 135,999 |
| Geography by Letter - U | 0 | - | 4.52 | 138,551 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,377 |
| A to Z: Musical Terms | 0 | - | 4.43 | 39,954 |
| Geography A-Z #2 | 0 | - | 4.46 | 51,880 |
| Geography A-Z #5 | 0 | - | 4.46 | 36,612 |
| Geography A-Z #1 | 0 | - | 4.56 | 68,490 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,026 |
| Movies that Start with G | 0 | - | 4.48 | 67,398 |
| Movies that Start with I | 0 | - | 4.41 | 64,044 |
| History by Letter - A | 0 | - | 4.51 | 148,712 |
| History by Letter - B | 0 | - | 4.46 | 167,763 |
| History by Letter - C | 0 | - | 4.68 | 166,303 |
| History by Letter - E | 0 | - | 4.50 | 136,765 |
| History by Letter - G | 0 | - | 4.46 | 118,665 |
| History by Letter - H | 0 | - | 4.44 | 132,917 |
| History by Letter - J | 0 | - | 4.50 | 149,863 |
| History by Letter - N | 0 | - | 4.43 | 101,060 |
| History by Letter - S | 0 | - | 4.46 | 91,494 |
| History by Letter - T | 0 | - | 4.43 | 102,938 |
| History by Letter - W | 0 | - | 4.47 | 106,286 |
| History by Letter - M | 0 | - | 4.53 | 116,631 |
| History by Letter - K | 0 | - | 4.50 | 98,716 |
| History by Letter - L | 0 | - | 4.48 | 109,173 |
| History by Letter - I | 0 | - | 4.45 | 101,437 |
| Brand Logos That Start with A | 0 | - | 4.51 | 66,198 |
| American Football A-Z | 0 | - | 4.33 | 14,331 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 16,751 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 138,343 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 862,820 |
| Formula One Constructors' Champions | 0 | - | 4.73 | 102,079 |
| Every Formula 1 Constructor EVER | 0 | - | 4.56 | 72,177 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.66 | 58,776 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 319,133 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.97 | 439,898 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,269,674 |
| Animals that Start with L | 0 | - | 4.46 | 99,449 |
| Animals that Start with P | 0 | - | 4.44 | 84,074 |
| Animals that Start with S | 0 | - | 4.49 | 85,046 |
| Geography by Letter on the World Map - B | 0 | - | 4.54 | 87,061 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 113,525 |
| World Cities A-Z #1 | 0 | - | 4.52 | 61,298 |
| Islands A-Z | 0 | - | 4.46 | 113,998 |
| World Cities A-Z #2 | 0 | - | 4.44 | 53,615 |
| Human Body A-Z | 0 | - | 4.50 | 125,829 |
| Africa A-Z | 0 | - | 4.57 | 45,740 |
| People in History A-Z #1 | 0 | - | 4.63 | 96,687 |
| People in History A-Z #2 | 0 | - | 4.47 | 53,647 |
| People in History A-Z #3 | 0 | - | 4.48 | 45,006 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 70,941 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,212 |
| Men's Tennis Superlatives | 0 | - | 4.53 | 18,385 |
| FIFA World Cup Host Countries | 0 | - | 4.97 | 230,892 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 151,601 |
| Disney A-Z | 0 | - | 4.38 | 84,149 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.41 | 14,795 |
| Companies A-Z | 0 | - | 4.30 | 42,320 |
| Top Five Exporting Partners by Country | 0 | - | 4.85 | 65,793 |
| Religion A-Z #1 | 0 | - | 4.31 | 60,982 |
| Geography by Letter - G | 0 | - | 4.34 | 122,906 |
| Geography by Letter - F | 0 | - | 4.27 | 133,961 |
| Geography by Letter - J | 0 | - | 4.33 | 119,705 |
| Geography by Letter - O | 0 | - | 4.37 | 126,415 |
| Geography by Letter - V | 0 | - | 4.38 | 117,791 |
| Geography by Letter - W | 0 | - | 4.39 | 112,015 |
| Geography by Letter - Y | 0 | - | 4.38 | 108,326 |
| Geography by Letter - Z | 0 | - | 4.09 | 79,170 |
| Geography by Letter - Q | 0 | - | 4.38 | 67,017 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.17 | 34,715 |
| Video Games A-Z | 0 | - | 4.08 | 37,747 |
| Geography A-Z #3 | 0 | - | 4.19 | 38,480 |
| Movies that Start with A | 0 | - | 4.11 | 60,870 |
| Movies that Start with C | 0 | - | 4.29 | 60,683 |
| Movies that Start with B | 0 | - | 4.34 | 83,872 |
| Movies that Start with D | 0 | - | 4.34 | 67,591 |
| Movies that Start with E | 0 | - | 4.13 | 67,496 |
| Movies that Start with J | 0 | - | 4.20 | 75,120 |
| Movies that Start with L | 0 | - | 4.15 | 59,626 |
| Movies that Start with M | 0 | - | 4.28 | 47,565 |
| Movies that Start with N | 0 | - | 4.01 | 40,667 |
| Movies that Start with P | 0 | - | 4.25 | 53,512 |
| Movies that Start with R | 0 | - | 4.16 | 45,820 |
| Movies that Start with W | 0 | - | 4.06 | 43,722 |
| Movies that Start with T | 0 | - | 4.34 | 48,528 |
| Movies that Start with S | 0 | - | 4.36 | 55,671 |
| Movies that Start with F | 0 | - | 4.13 | 67,982 |
| History by Letter - D | 0 | - | 4.36 | 134,235 |
| History by Letter - F | 0 | - | 4.20 | 111,429 |
| History by Letter - O | 0 | - | 4.31 | 97,101 |
| History by Letter - P | 0 | - | 4.37 | 105,183 |
| History by Letter - Q | 0 | - | 4.35 | 78,523 |
| History by Letter - R | 0 | - | 4.25 | 119,676 |
| History by Letter - U | 0 | - | 4.18 | 98,328 |
| History by Letter - V | 0 | - | 4.29 | 78,964 |
| History by Letter - Y | 0 | - | 4.25 | 85,301 |
| History by Letter - Z | 0 | - | 4.20 | 75,481 |
| The 3rd and 4th Century | 0 | - | 4.58 | 26,578 |
| Music by Letter - F | 0 | - | 4.47 | 26,315 |
| Music by Letter - A | 0 | - | 4.61 | 30,604 |
| Brand Logos That Start With D | 0 | - | 4.33 | 58,160 |
| Brand Logos That Start With L | 0 | - | 4.37 | 57,194 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,230,800 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,495,710 |
| NHL Hockey Teams Quiz | 0 | - | 4.89 | 622,212 |
| NBA MVPs Quiz | 0 | - | 4.91 | 1,189,224 |
| All-NBA First Team Players | 0 | - | 4.81 | 523,076 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.77 | 762,357 |
| Middle East A-Z | 0 | - | 4.46 | 45,052 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 43,520 |
| 20th Century A-Z | 0 | - | 4.52 | 51,679 |
| 19th Century A-Z | 0 | - | 4.74 | 45,328 |
| 18th Century A-Z | 0 | - | 4.57 | 41,397 |
| Sports by Athlete | 0 | - | 3.74 | 328,436 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 22,747 |
| Basketball A-Z | 0 | - | 3.87 | 22,413 |
| Musical Acts by Letter - J | 0 | - | 4.19 | 76,325 |
| Musical Acts by Letter - M | 0 | - | 4.12 | 91,465 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 67,332 |
| Musical Acts by Letter - P | 0 | - | 4.23 | 64,379 |
| Musical Acts by Letter - R | 0 | - | 4.32 | 81,949 |
| Musical Acts by Letter - T | 0 | - | 4.11 | 66,322 |
| Musical Acts by Letter - A | 0 | - | 4.28 | 80,898 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 71,653 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 58,937 |
| Musical Acts by Letter - D | 0 | - | 4.11 | 51,980 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 60,420 |
| Animals that Start with A | 0 | - | 4.25 | 109,681 |
| Animals that Start with B | 0 | - | 4.31 | 111,088 |
| Animals that Start with C | 0 | - | 4.22 | 90,715 |
| Animals that Start with D | 0 | - | 4.23 | 84,562 |
| Animals that Start with E | 0 | - | 4.28 | 72,172 |
| Animals that Start with F | 0 | - | 4.27 | 104,663 |
| Animals that Start with G | 0 | - | 4.23 | 78,579 |
| Animals that Start with K | 0 | - | 4.05 | 65,259 |
| Animals that Start with M | 0 | - | 4.24 | 82,117 |
| Animals that Start with R | 0 | - | 4.26 | 85,557 |
| Animals that Start with T | 0 | - | 4.32 | 89,418 |
| Animals that Start with H | 0 | - | 4.29 | 84,413 |
| Animals that Start with O | 0 | - | 4.26 | 86,540 |
| Animals that Start with W | 0 | - | 4.34 | 45,991 |
| Geography by Letter on the World Map - D | 0 | - | 4.07 | 62,639 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 64,691 |
| Locations by Letter - A | 0 | - | 4.10 | 50,763 |
| Locations by Letter - B | 0 | - | 4.14 | 48,045 |
| Locations by Letter - E | 0 | - | 4.26 | 55,835 |
| Locations by Letter - F | 0 | - | 4.01 | 48,136 |
| Locations by Letter - H | 0 | - | 4.06 | 37,796 |
| Locations by Letter - J | 0 | - | 4.12 | 57,791 |
| Locations by Letter - K | 0 | - | 4.05 | 35,946 |
| Locations by Letter - O | 0 | - | 4.05 | 34,245 |
| Locations by Letter - P | 0 | - | 4.11 | 37,500 |
| Locations by Letter - R | 0 | - | 4.01 | 39,526 |
| Locations by Letter - T | 0 | - | 4.15 | 40,602 |
| Locations by Letter - U | 0 | - | 4.14 | 44,323 |
| Locations by Letter - V | 0 | - | 4.37 | 47,676 |
| Locations by Letter - W | 0 | - | 4.12 | 39,011 |
| Locations by Letter - N | 0 | - | 4.28 | 45,525 |
| Double Letters A-Z | 0 | - | 4.51 | 26,754 |
| Asian Cities A-Z | 0 | - | 4.51 | 31,124 |
| Animals A-Z #1 | 0 | - | 4.40 | 90,993 |
| Animals A-Z #2 | 0 | - | 4.11 | 65,228 |
| Alliteration by Letter - F | 0 | - | 4.12 | 33,713 |
| Alliteration by Letter - P | 0 | - | 4.09 | 39,166 |
| Alliteration by Letter - S | 0 | - | 4.27 | 32,463 |
| Alliteration by Letter - W | 0 | - | 4.29 | 36,648 |
