| Southernmost Countries A-Z | 0 | - | 4.95 | 154,151 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,741 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,962 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 194,032 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,047 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,308 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,535 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,029 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,234 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,134 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,570 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,162 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,513 |
| Empires A-Z | 0 | - | 4.52 | 45,473 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,832 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,317 |
| Geography by Letter - T | 0 | - | 4.84 | 155,261 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 77,803 |
| Islands A-Z | 0 | - | 4.46 | 127,734 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,365 |
| Human Body A-Z | 0 | - | 4.51 | 130,075 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,020 |
| Africa A-Z | 0 | - | 4.57 | 46,783 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,528 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,739 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,493 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,457 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,588 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,347 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,712 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,251 |
| Brand Logos That Start With L | 0 | - | 4.40 | 61,960 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,177 |
| Disney A-Z | 0 | - | 4.37 | 87,510 |
| Companies A-Z | 0 | - | 4.30 | 42,777 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,747 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,076 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,930 |
| Video Games A-Z | 0 | - | 4.05 | 39,260 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,410 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,566 |
| 20th Century A-Z | 0 | - | 4.50 | 54,002 |
| 19th Century A-Z | 0 | - | 4.77 | 47,482 |
| 18th Century A-Z | 0 | - | 4.54 | 43,336 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,424 |
| Double Letters A-Z | 0 | - | 4.51 | 27,227 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,932 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,535 |
| Canada A-Z | 0 | - | 4.73 | 32,977 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,756 |
| People in History A-Z #5 | 0 | - | 4.09 | 32,133 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,129 |
| Geography A-Z #4 | 0 | - | 4.36 | 26,013 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,627 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,028 |
| NATO Military Alphabet | 0 | - | 4.98 | 564,514 |
| Geography by Letter - A | 0 | - | 4.74 | 212,890 |
| Geography by Letter - B | 0 | - | 4.56 | 185,889 |
| Geography by Letter - H | 0 | - | 4.69 | 151,499 |
| Geography by Letter - C | 0 | - | 4.48 | 159,785 |
| Geography by Letter - D | 0 | - | 4.50 | 151,763 |
| Geography by Letter - E | 0 | - | 4.42 | 148,591 |
| Geography by Letter - I | 0 | - | 4.42 | 122,796 |
| Geography by Letter - K | 0 | - | 4.54 | 119,183 |
| Geography by Letter - L | 0 | - | 4.44 | 149,639 |
| Geography by Letter - M | 0 | - | 4.50 | 119,631 |
| Geography by Letter - N | 0 | - | 4.51 | 127,992 |
| Geography by Letter - P | 0 | - | 4.47 | 176,941 |
| Geography by Letter - R | 0 | - | 4.43 | 132,704 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,521 |
| Geography by Letter - U | 0 | - | 4.52 | 144,033 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,376 |
| 16th Century A-Z | 0 | - | 4.59 | 25,027 |
| 15th Century A-Z | 0 | - | 4.50 | 24,021 |
| 14th Century A-Z | 0 | - | 4.41 | 24,511 |
| Movies that Start with G | 0 | - | 4.49 | 68,828 |
| Movies that Start with I | 0 | - | 4.41 | 65,430 |
| History by Letter - A | 0 | - | 4.51 | 153,925 |
| History by Letter - B | 0 | - | 4.45 | 173,321 |
| History by Letter - C | 0 | - | 4.70 | 172,679 |
| History by Letter - E | 0 | - | 4.51 | 141,516 |
| History by Letter - G | 0 | - | 4.46 | 122,910 |
| History by Letter - H | 0 | - | 4.45 | 137,602 |
| History by Letter - J | 0 | - | 4.51 | 155,031 |
| History by Letter - N | 0 | - | 4.45 | 104,822 |
| History by Letter - S | 0 | - | 4.47 | 94,998 |
| History by Letter - W | 0 | - | 4.45 | 110,239 |
| History by Letter - M | 0 | - | 4.54 | 120,716 |
| History by Letter - K | 0 | - | 4.50 | 102,027 |
| History by Letter - L | 0 | - | 4.50 | 112,827 |
| History by Letter - I | 0 | - | 4.46 | 105,040 |
| American Football A-Z | 0 | - | 4.26 | 14,556 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,155 |
| People in History A-Z #4 | 0 | - | 4.11 | 23,194 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,850 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,888 |
| Flowers by Picture | 0 | - | 4.46 | 105,874 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,958 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,021 |
| Empires by Maps | 0 | - | 4.98 | 122,245 |
| Airline Logos | 0 | - | 4.45 | 141,473 |
| Countries by Military Spending | 0 | - | 4.93 | 179,046 |
| Military History A-Z | 0 | - | 4.20 | 21,259 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,326,281 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,596 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,771 |
| Animals that Start with L | 0 | - | 4.47 | 102,462 |
| Animals that Start with P | 0 | - | 4.45 | 86,493 |
| Animals that Start with S | 0 | - | 4.49 | 87,686 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,150 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,610 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,557 |
| Hats by Picture | 0 | - | 4.21 | 18,021 |
| Weapons by Picture | 0 | - | 4.13 | 21,204 |
| Cars by Picture | 0 | - | 3.89 | 41,830 |
| All Country Flags of the World | 0 | - | 5.00 | 3,717,141 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,610 |
| Literature by Letter - A | 0 | - | 4.24 | 32,370 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,415 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,468 |
| Geography by Letter - G | 0 | - | 4.33 | 127,116 |
| Geography by Letter - F | 0 | - | 4.28 | 138,824 |
| Geography by Letter - J | 0 | - | 4.35 | 123,693 |
| Geography by Letter - O | 0 | - | 4.37 | 130,507 |
| Geography by Letter - V | 0 | - | 4.39 | 122,642 |
| Geography by Letter - W | 0 | - | 4.39 | 115,511 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,204 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,207 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,102 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,381 |
| Middle East A-Z | 0 | - | 4.47 | 46,250 |
| South America A-Z | 0 | - | 4.15 | 10,949 |
| Movies that Start with A | 0 | - | 4.13 | 62,150 |
| Movies that Start with C | 0 | - | 4.30 | 62,150 |
| Movies that Start with B | 0 | - | 4.36 | 85,715 |
| Movies that Start with D | 0 | - | 4.34 | 68,675 |
| Movies that Start with E | 0 | - | 4.13 | 68,615 |
| Movies that Start with J | 0 | - | 4.18 | 76,425 |
| Movies that Start with L | 0 | - | 4.16 | 60,613 |
| Movies that Start with M | 0 | - | 4.28 | 48,409 |
| Movies that Start with N | 0 | - | 4.02 | 41,403 |
| Movies that Start with P | 0 | - | 4.25 | 54,300 |
| Movies that Start with R | 0 | - | 4.17 | 46,826 |
| Movies that Start with W | 0 | - | 4.07 | 44,378 |
| Movies that Start with T | 0 | - | 4.34 | 49,469 |
| Movies that Start with S | 0 | - | 4.35 | 56,651 |
| Movies that Start with F | 0 | - | 4.13 | 69,099 |
| History by Letter - D | 0 | - | 4.40 | 138,606 |
| History by Letter - F | 0 | - | 4.19 | 115,098 |
| History by Letter - O | 0 | - | 4.32 | 100,296 |
| History by Letter - P | 0 | - | 4.36 | 108,486 |
| History by Letter - Q | 0 | - | 4.34 | 80,810 |
| History by Letter - R | 0 | - | 4.26 | 122,834 |
| History by Letter - T | 0 | - | 4.39 | 105,823 |
| History by Letter - U | 0 | - | 4.19 | 101,338 |
| History by Letter - V | 0 | - | 4.27 | 81,234 |
| History by Letter - Y | 0 | - | 4.27 | 87,735 |
| History by Letter - Z | 0 | - | 4.20 | 77,467 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,350 |
| Music by Letter - F | 0 | - | 4.47 | 27,144 |
| Music by Letter - A | 0 | - | 4.61 | 31,540 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,513 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,500 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,649 |
| Formula One Teams by Logos | 0 | - | 4.48 | 101,143 |
| Star Wars A-Z | 0 | - | 4.46 | 88,898 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,755 |
| Musical Acts by Letter - M | 0 | - | 4.15 | 93,857 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,592 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,697 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,612 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 68,311 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 83,151 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,695 |
| Musical Acts by Letter - C | 0 | - | 4.34 | 60,582 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,406 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 62,007 |
| Animals that Start with A | 0 | - | 4.26 | 112,463 |
| Animals that Start with B | 0 | - | 4.31 | 114,171 |
| Animals that Start with C | 0 | - | 4.21 | 93,559 |
| Animals that Start with D | 0 | - | 4.25 | 87,290 |
| Animals that Start with E | 0 | - | 4.28 | 74,196 |
| Animals that Start with F | 0 | - | 4.28 | 107,472 |
| Animals that Start with G | 0 | - | 4.25 | 80,408 |
| Animals that Start with K | 0 | - | 4.07 | 66,755 |
| Animals that Start with M | 0 | - | 4.23 | 84,299 |
| Animals that Start with R | 0 | - | 4.28 | 87,686 |
| Animals that Start with T | 0 | - | 4.32 | 92,136 |
| Animals that Start with H | 0 | - | 4.31 | 86,591 |
| Animals that Start with O | 0 | - | 4.27 | 88,841 |
| Animals that Start with W | 0 | - | 4.36 | 47,380 |
| Geography by Letter on the World Map - D | 0 | - | 4.01 | 65,499 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 67,662 |
| Locations by Letter - A | 0 | - | 4.11 | 51,612 |
| Locations by Letter - B | 0 | - | 4.15 | 48,887 |
| Locations by Letter - E | 0 | - | 4.26 | 56,754 |
| Locations by Letter - F | 0 | - | 4.02 | 48,872 |
| Locations by Letter - H | 0 | - | 4.07 | 38,456 |
| Locations by Letter - J | 0 | - | 4.12 | 58,664 |
| Locations by Letter - K | 0 | - | 4.06 | 36,605 |
