| Southernmost Countries A-Z | 0 | - | 4.94 | 152,641 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,772 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,305 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,571 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,252 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,263 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.82 | 72,062 |
| Name an Official Language A-Z | 0 | - | 4.90 | 174,578 |
| Brand Logos That Start With M | 0 | - | 4.45 | 61,642 |
| Brand Logos That Start With B | 0 | - | 4.41 | 59,086 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,130 |
| A to Z: Musical Terms | 0 | - | 4.43 | 40,973 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,660 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,164 |
| Empires A-Z | 0 | - | 4.51 | 44,761 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,298 |
| Geography by Letter - T | 0 | - | 4.84 | 152,170 |
| World Cities A-Z by Clue #1 | 0 | - | 4.61 | 64,534 |
| Islands A-Z | 0 | - | 4.46 | 116,648 |
| World Cities A-Z by Clue #2 | 0 | - | 4.43 | 56,256 |
| Human Body A-Z | 0 | - | 4.51 | 128,185 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,258 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,751 |
| Africa A-Z | 0 | - | 4.57 | 46,344 |
| Ethnic Groups A-Z | 0 | - | 4.50 | 42,015 |
| People in History A-Z #1 | 0 | - | 4.63 | 98,522 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,764 |
| People in History A-Z #3 | 0 | - | 4.44 | 45,927 |
| Brand Logos That Start With S | 0 | - | 4.37 | 56,574 |
| Brand Logos That Start With D | 0 | - | 4.37 | 60,552 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,073 |
| Brand Logos That Start With C | 0 | - | 4.17 | 48,952 |
| Disney A-Z | 0 | - | 4.37 | 86,062 |
| Companies A-Z | 0 | - | 4.30 | 42,598 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,463 |
| Religion A-Z #2 | 0 | - | 4.40 | 36,788 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,145 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 106,778 |
| Video Games A-Z | 0 | - | 4.08 | 38,646 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,048 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,116 |
| 20th Century A-Z | 0 | - | 4.50 | 53,117 |
| 19th Century A-Z | 0 | - | 4.77 | 46,701 |
| 18th Century A-Z | 0 | - | 4.54 | 42,614 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 531,101 |
| Double Letters A-Z | 0 | - | 4.51 | 27,055 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,018 |
| Canada A-Z | 0 | - | 4.73 | 32,625 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,565 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,777 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,930 |
| Geography A-Z #4 | 0 | - | 4.36 | 25,747 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,838 |
| Ultimate Car Logos Quiz | 0 | - | 4.79 | 175,671 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 258,876 |
| NATO Military Alphabet | 0 | - | 4.98 | 553,442 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 797,346 |
| Geography by Letter - A | 0 | - | 4.74 | 209,914 |
| Geography by Letter - B | 0 | - | 4.56 | 183,088 |
| Geography by Letter - H | 0 | - | 4.69 | 149,146 |
| Geography by Letter - C | 0 | - | 4.47 | 157,402 |
| Geography by Letter - D | 0 | - | 4.50 | 149,350 |
| Geography by Letter - E | 0 | - | 4.42 | 146,523 |
| Geography by Letter - I | 0 | - | 4.42 | 121,082 |
| Geography by Letter - K | 0 | - | 4.53 | 117,213 |
| Geography by Letter - L | 0 | - | 4.43 | 147,484 |
| Geography by Letter - M | 0 | - | 4.49 | 117,497 |
| Geography by Letter - N | 0 | - | 4.51 | 126,115 |
| Geography by Letter - P | 0 | - | 4.47 | 175,006 |
| Geography by Letter - R | 0 | - | 4.43 | 130,155 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 139,230 |
| Geography by Letter - U | 0 | - | 4.54 | 141,905 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,941 |
| 16th Century A-Z | 0 | - | 4.58 | 24,351 |
| 15th Century A-Z | 0 | - | 4.49 | 23,372 |
| Movies that Start with G | 0 | - | 4.48 | 68,212 |
| Movies that Start with I | 0 | - | 4.41 | 64,850 |
| History by Letter - A | 0 | - | 4.51 | 151,988 |
| History by Letter - B | 0 | - | 4.45 | 171,132 |
| History by Letter - C | 0 | - | 4.69 | 170,139 |
| History by Letter - E | 0 | - | 4.51 | 139,727 |
| History by Letter - G | 0 | - | 4.45 | 121,347 |
| History by Letter - H | 0 | - | 4.45 | 135,763 |
| History by Letter - J | 0 | - | 4.51 | 153,121 |
| History by Letter - N | 0 | - | 4.44 | 103,314 |
| History by Letter - S | 0 | - | 4.47 | 93,589 |
| History by Letter - W | 0 | - | 4.45 | 108,643 |
| History by Letter - M | 0 | - | 4.54 | 119,008 |
| History by Letter - K | 0 | - | 4.50 | 100,761 |
| History by Letter - L | 0 | - | 4.49 | 111,428 |
| History by Letter - I | 0 | - | 4.46 | 103,606 |
| American Football A-Z | 0 | - | 4.26 | 14,469 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 16,979 |
| People in History A-Z #4 | 0 | - | 4.10 | 22,899 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,391 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,554 |
| Flowers by Picture | 0 | - | 4.46 | 104,980 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,509 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,317 |
| Empires by Maps | 0 | - | 4.98 | 118,165 |
| Airline Logos | 0 | - | 4.45 | 139,863 |
| Countries by Military Spending | 0 | - | 4.93 | 176,253 |
| Military History A-Z | 0 | - | 4.20 | 21,028 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,303,445 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,403 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 119,573 |
| Animals that Start with L | 0 | - | 4.47 | 101,195 |
| Animals that Start with P | 0 | - | 4.45 | 85,595 |
| Animals that Start with S | 0 | - | 4.49 | 86,762 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,540 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,488 |
| 14th Century A-Z | 0 | - | 4.40 | 23,597 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,949 |
| Hats by Picture | 0 | - | 4.21 | 17,899 |
| Weapons by Picture | 0 | - | 4.13 | 20,858 |
| Cars by Picture | 0 | - | 3.89 | 41,034 |
| All Country Flags of the World | 0 | - | 5.00 | 3,594,485 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 155,640 |
| Literature by Letter - A | 0 | - | 4.23 | 31,739 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,057 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,805 |
| Geography by Letter - G | 0 | - | 4.35 | 125,354 |
| Geography by Letter - F | 0 | - | 4.27 | 136,930 |
| Geography by Letter - J | 0 | - | 4.34 | 122,051 |
| Geography by Letter - O | 0 | - | 4.37 | 128,870 |
| Geography by Letter - V | 0 | - | 4.39 | 120,410 |
| Geography by Letter - W | 0 | - | 4.39 | 114,070 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,535 |
| Geography by Letter - Z | 0 | - | 4.11 | 80,915 |
| Geography by Letter - Q | 0 | - | 4.38 | 68,773 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,096 |
| Middle East A-Z | 0 | - | 4.46 | 45,746 |
| Movies that Start with A | 0 | - | 4.13 | 61,603 |
| Movies that Start with C | 0 | - | 4.30 | 61,536 |
| Movies that Start with B | 0 | - | 4.35 | 84,862 |
| Movies that Start with D | 0 | - | 4.34 | 68,191 |
| Movies that Start with E | 0 | - | 4.13 | 68,139 |
| Movies that Start with J | 0 | - | 4.18 | 75,884 |
| Movies that Start with L | 0 | - | 4.16 | 60,194 |
| Movies that Start with M | 0 | - | 4.28 | 48,033 |
| Movies that Start with N | 0 | - | 4.02 | 41,083 |
| Movies that Start with P | 0 | - | 4.25 | 53,968 |
| Movies that Start with R | 0 | - | 4.17 | 46,409 |
| Movies that Start with W | 0 | - | 4.07 | 44,107 |
| Movies that Start with T | 0 | - | 4.33 | 49,079 |
| Movies that Start with S | 0 | - | 4.35 | 56,230 |
| Movies that Start with F | 0 | - | 4.13 | 68,605 |
| History by Letter - D | 0 | - | 4.39 | 136,791 |
| History by Letter - F | 0 | - | 4.18 | 113,611 |
| History by Letter - O | 0 | - | 4.31 | 98,989 |
| History by Letter - P | 0 | - | 4.38 | 107,264 |
| History by Letter - Q | 0 | - | 4.34 | 79,922 |
| History by Letter - R | 0 | - | 4.26 | 121,569 |
| History by Letter - T | 0 | - | 4.39 | 104,686 |
| History by Letter - U | 0 | - | 4.19 | 100,161 |
| History by Letter - V | 0 | - | 4.27 | 80,302 |
| History by Letter - Y | 0 | - | 4.27 | 86,878 |
| History by Letter - Z | 0 | - | 4.18 | 76,690 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,099 |
| Music by Letter - F | 0 | - | 4.48 | 26,772 |
| Music by Letter - A | 0 | - | 4.61 | 31,153 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,524,662 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,644 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 729,131 |
| Formula One Teams by Logos | 0 | - | 4.49 | 95,043 |
| Star Wars A-Z | 0 | - | 4.46 | 87,066 |
| Musical Acts by Letter - J | 0 | - | 4.20 | 77,118 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 92,874 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,036 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,115 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 82,922 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,487 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,238 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 72,847 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 59,868 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,814 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,340 |
| Animals that Start with A | 0 | - | 4.26 | 111,175 |
| Animals that Start with B | 0 | - | 4.31 | 112,661 |
| Animals that Start with C | 0 | - | 4.23 | 92,157 |
| Animals that Start with D | 0 | - | 4.25 | 86,086 |
| Animals that Start with E | 0 | - | 4.28 | 73,339 |
| Animals that Start with F | 0 | - | 4.28 | 106,467 |
| Animals that Start with G | 0 | - | 4.25 | 79,631 |
| Animals that Start with K | 0 | - | 4.06 | 66,153 |
| Animals that Start with M | 0 | - | 4.24 | 83,516 |
| Animals that Start with R | 0 | - | 4.27 | 86,581 |
| Animals that Start with T | 0 | - | 4.32 | 90,595 |
| Animals that Start with H | 0 | - | 4.31 | 85,832 |
| Animals that Start with O | 0 | - | 4.27 | 88,175 |
| Animals that Start with W | 0 | - | 4.35 | 46,800 |
| Geography by Letter on the World Map - D | 0 | - | 4.02 | 64,313 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 66,439 |
| Locations by Letter - A | 0 | - | 4.12 | 51,264 |
| Locations by Letter - B | 0 | - | 4.15 | 48,544 |
| Locations by Letter - E | 0 | - | 4.27 | 56,364 |
| Locations by Letter - F | 0 | - | 4.02 | 48,596 |
| Locations by Letter - H | 0 | - | 4.07 | 38,197 |
| Locations by Letter - J | 0 | - | 4.12 | 58,315 |
| Locations by Letter - K | 0 | - | 4.06 | 36,349 |
