| Southernmost Countries A-Z | 0 | - | 4.94 | 152,822 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,117 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,482 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 190,942 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,542 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,477 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,242 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,139 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,949 |
| Formula One World Champions | 0 | - | 4.96 | 385,832 |
| Geography by Letter - T | 0 | - | 4.84 | 152,613 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 66,518 |
| Islands A-Z | 0 | - | 4.46 | 116,865 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 57,939 |
| Human Body A-Z | 0 | - | 4.51 | 128,589 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,604 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,872 |
| Africa A-Z | 0 | - | 4.57 | 46,401 |
| American Football A-Z | 0 | - | 4.26 | 14,479 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,015 |
| Formula One Countries Visited | 0 | - | 4.96 | 142,273 |
| Formula 1: Top 3 in Driver's Championship | 0 | - | 4.96 | 99,464 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,372 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,040 |
| Middle East A-Z | 0 | - | 4.47 | 45,831 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,180 |
| 20th Century A-Z | 0 | - | 4.50 | 53,205 |
| 19th Century A-Z | 0 | - | 4.77 | 46,762 |
| 18th Century A-Z | 0 | - | 4.54 | 42,667 |
| Double Letters A-Z | 0 | - | 4.51 | 27,084 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,086 |
| Canada A-Z | 0 | - | 4.73 | 32,673 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 136,636 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 989,725 |
| MLB Baseball A-Z #1 | 0 | - | 4.00 | 23,033 |
| Basketball A-Z | 0 | - | 3.87 | 22,646 |
| Footballers by Country | 0 | - | 4.35 | 567,166 |
| NATO Military Alphabet | 0 | - | 4.98 | 554,913 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 798,422 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,838 |
| Geography by Letter - A | 0 | - | 4.74 | 210,274 |
| Geography by Letter - B | 0 | - | 4.56 | 183,423 |
| Geography by Letter - H | 0 | - | 4.69 | 149,381 |
| Geography by Letter - C | 0 | - | 4.47 | 157,694 |
| Geography by Letter - D | 0 | - | 4.50 | 149,616 |
| Geography by Letter - E | 0 | - | 4.42 | 146,762 |
| Geography by Letter - I | 0 | - | 4.42 | 121,289 |
| Geography by Letter - K | 0 | - | 4.53 | 117,423 |
| Geography by Letter - L | 0 | - | 4.43 | 147,719 |
| Geography by Letter - M | 0 | - | 4.49 | 117,731 |
| Geography by Letter - N | 0 | - | 4.51 | 126,346 |
| Geography by Letter - P | 0 | - | 4.47 | 175,267 |
| Geography by Letter - R | 0 | - | 4.43 | 130,483 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,724 |
| Geography by Letter - U | 0 | - | 4.54 | 142,203 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,997 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,111 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,713 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,205 |
| 16th Century A-Z | 0 | - | 4.58 | 24,406 |
| 15th Century A-Z | 0 | - | 4.49 | 23,410 |
| 14th Century A-Z | 0 | - | 4.41 | 23,788 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,369 |
| 17th Century A-Z | 0 | - | 4.78 | 34,186 |
| Movies that Start with G | 0 | - | 4.48 | 68,276 |
| Movies that Start with I | 0 | - | 4.41 | 64,919 |
| History by Letter - A | 0 | - | 4.51 | 152,220 |
| History by Letter - B | 0 | - | 4.45 | 171,382 |
| History by Letter - C | 0 | - | 4.70 | 170,453 |
| History by Letter - E | 0 | - | 4.51 | 139,948 |
| History by Letter - G | 0 | - | 4.45 | 121,536 |
| History by Letter - H | 0 | - | 4.45 | 135,970 |
| History by Letter - J | 0 | - | 4.51 | 153,337 |
| History by Letter - N | 0 | - | 4.44 | 103,464 |
| History by Letter - S | 0 | - | 4.47 | 93,746 |
| History by Letter - W | 0 | - | 4.45 | 108,827 |
| History by Letter - M | 0 | - | 4.54 | 119,173 |
| History by Letter - K | 0 | - | 4.50 | 100,886 |
| History by Letter - L | 0 | - | 4.49 | 111,576 |
| History by Letter - I | 0 | - | 4.46 | 103,756 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,397 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,308 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,890 |
| Switzerland A-Z | 0 | - | 4.45 | 25,529 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 882,883 |
| Formula One Constructors' Champions | 0 | - | 4.77 | 106,365 |
| Every Formula 1 Constructor EVER | 0 | - | 4.57 | 75,461 |
| Formula 1 Drivers With 100 Grand Prix Starts | 0 | - | 4.66 | 61,729 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 332,749 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 456,409 |
| Countries by Military Spending | 0 | - | 4.93 | 176,542 |
| Military History A-Z | 0 | - | 4.20 | 21,054 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,306,387 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,577 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.91 | 119,823 |
| Animals that Start with L | 0 | - | 4.47 | 101,539 |
| Animals that Start with P | 0 | - | 4.45 | 85,767 |
| Animals that Start with S | 0 | - | 4.49 | 86,959 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,726 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,722 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,666 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,863 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,986 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,742 |
| ESPN Top 100 Athletes of the 20th Century | 0 | - | 3.74 | 40,678 |
| Men's Tennis Superlatives | 0 | - | 4.58 | 18,790 |
| FIFA World Cup Host Countries | 0 | - | 4.98 | 236,824 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,957 |
| Disney A-Z | 0 | - | 4.37 | 86,621 |
| Literature by Letter - A | 0 | - | 4.23 | 31,778 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,077 |
| Companies A-Z | 0 | - | 4.30 | 42,621 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,885 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,504 |
| Geography by Letter - G | 0 | - | 4.35 | 125,566 |
| Geography by Letter - F | 0 | - | 4.27 | 137,146 |
| Geography by Letter - J | 0 | - | 4.34 | 122,237 |
| Geography by Letter - O | 0 | - | 4.37 | 129,085 |
| Geography by Letter - V | 0 | - | 4.39 | 120,986 |
| Geography by Letter - W | 0 | - | 4.39 | 114,275 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,752 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,106 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,945 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,129 |
| Video Games A-Z | 0 | - | 4.08 | 38,732 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,095 |
| Movies that Start with A | 0 | - | 4.13 | 61,661 |
| Movies that Start with C | 0 | - | 4.30 | 61,610 |
| Movies that Start with B | 0 | - | 4.35 | 84,944 |
| Movies that Start with D | 0 | - | 4.34 | 68,244 |
| Movies that Start with E | 0 | - | 4.13 | 68,188 |
| Movies that Start with J | 0 | - | 4.18 | 75,940 |
| Movies that Start with L | 0 | - | 4.16 | 60,237 |
| Movies that Start with M | 0 | - | 4.28 | 48,080 |
| Movies that Start with N | 0 | - | 4.02 | 41,124 |
| Movies that Start with P | 0 | - | 4.25 | 54,016 |
| Movies that Start with R | 0 | - | 4.17 | 46,469 |
| Movies that Start with W | 0 | - | 4.07 | 44,145 |
| Movies that Start with T | 0 | - | 4.33 | 49,135 |
| Movies that Start with S | 0 | - | 4.35 | 56,284 |
| Movies that Start with F | 0 | - | 4.13 | 68,659 |
| History by Letter - D | 0 | - | 4.39 | 136,969 |
| History by Letter - F | 0 | - | 4.18 | 113,759 |
| History by Letter - O | 0 | - | 4.31 | 99,115 |
| History by Letter - P | 0 | - | 4.39 | 107,409 |
| History by Letter - Q | 0 | - | 4.34 | 80,015 |
| History by Letter - R | 0 | - | 4.26 | 121,733 |
| History by Letter - T | 0 | - | 4.39 | 104,936 |
| History by Letter - U | 0 | - | 4.19 | 100,419 |
| History by Letter - V | 0 | - | 4.27 | 80,420 |
| History by Letter - Y | 0 | - | 4.27 | 86,979 |
| History by Letter - Z | 0 | - | 4.18 | 76,779 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,128 |
| Music by Letter - F | 0 | - | 4.48 | 26,853 |
| Music by Letter - A | 0 | - | 4.61 | 31,225 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,796 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,102 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,313 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,845 |
| Most Popular High School Sports (U.S.) | 0 | - | 4.69 | 142,966 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,277,204 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,559,015 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 645,148 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,227,498 |
| All-NBA First Team Players | 0 | - | 4.83 | 536,605 |
| Star Wars A-Z | 0 | - | 4.46 | 87,245 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,220 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,008 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,109 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,193 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,025 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,606 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,387 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,988 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,974 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,910 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,439 |
| Animals that Start with A | 0 | - | 4.26 | 111,620 |
| Animals that Start with B | 0 | - | 4.31 | 113,316 |
| Animals that Start with C | 0 | - | 4.23 | 92,470 |
| Animals that Start with D | 0 | - | 4.25 | 86,603 |
| Animals that Start with E | 0 | - | 4.28 | 73,574 |
| Animals that Start with F | 0 | - | 4.28 | 106,696 |
| Animals that Start with G | 0 | - | 4.25 | 79,829 |
| Animals that Start with K | 0 | - | 4.07 | 66,313 |
| Animals that Start with M | 0 | - | 4.23 | 83,689 |
| Animals that Start with R | 0 | - | 4.27 | 87,077 |
| Animals that Start with T | 0 | - | 4.32 | 90,753 |
| Animals that Start with H | 0 | - | 4.31 | 85,996 |
| Animals that Start with O | 0 | - | 4.27 | 88,315 |
| Animals that Start with W | 0 | - | 4.36 | 46,933 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,460 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,585 |
| Locations by Letter - A | 0 | - | 4.11 | 51,306 |
| Locations by Letter - B | 0 | - | 4.15 | 48,590 |
| Locations by Letter - E | 0 | - | 4.27 | 56,416 |
| Locations by Letter - F | 0 | - | 4.02 | 48,626 |
| Locations by Letter - H | 0 | - | 4.07 | 38,222 |
| Locations by Letter - J | 0 | - | 4.12 | 58,357 |
| Locations by Letter - K | 0 | - | 4.06 | 36,382 |
