| Southernmost Countries A-Z | 0 | - | 4.95 | 154,130 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,711 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,935 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,994 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 302,022 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 181,279 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,519 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,995 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,201 |
| Religion A-Z #2 | 0 | - | 4.41 | 37,129 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,566 |
| Geography A-Z #2 | 0 | - | 4.46 | 53,152 |
| Geography A-Z #5 | 0 | - | 4.44 | 37,508 |
| Empires A-Z | 0 | - | 4.52 | 45,466 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,824 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,178 |
| Geography by Letter - T | 0 | - | 4.84 | 155,200 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 77,635 |
| Islands A-Z | 0 | - | 4.46 | 127,620 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 60,337 |
| Human Body A-Z | 0 | - | 4.51 | 130,053 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,005 |
| Africa A-Z | 0 | - | 4.57 | 46,773 |
| Ethnic Groups A-Z | 0 | - | 4.51 | 42,516 |
| People in History A-Z #1 | 0 | - | 4.63 | 99,705 |
| People in History A-Z #2 | 0 | - | 4.47 | 55,476 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,448 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,562 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,325 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,691 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,231 |
| Brand Logos That Start With L | 0 | - | 4.40 | 61,936 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,154 |
| Disney A-Z | 0 | - | 4.37 | 87,503 |
| Companies A-Z | 0 | - | 4.30 | 42,775 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,745 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 83,057 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,906 |
| Video Games A-Z | 0 | - | 4.05 | 39,257 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,403 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,561 |
| 20th Century A-Z | 0 | - | 4.50 | 53,993 |
| 19th Century A-Z | 0 | - | 4.77 | 47,476 |
| 18th Century A-Z | 0 | - | 4.54 | 43,331 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,285 |
| Double Letters A-Z | 0 | - | 4.51 | 27,224 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,923 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,530 |
| Canada A-Z | 0 | - | 4.73 | 32,973 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,694 |
| People in History A-Z #5 | 0 | - | 4.09 | 32,128 |
| A to Z: Musical Terms #2 | 0 | - | 4.08 | 11,128 |
| Geography A-Z #4 | 0 | - | 4.36 | 26,009 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,614 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,978 |
| NATO Military Alphabet | 0 | - | 4.98 | 564,347 |
| Geography by Letter - A | 0 | - | 4.74 | 212,856 |
| Geography by Letter - B | 0 | - | 4.56 | 185,839 |
| Geography by Letter - H | 0 | - | 4.69 | 151,459 |
| Geography by Letter - C | 0 | - | 4.48 | 159,746 |
| Geography by Letter - D | 0 | - | 4.50 | 151,725 |
| Geography by Letter - E | 0 | - | 4.42 | 148,560 |
| Geography by Letter - I | 0 | - | 4.42 | 122,766 |
| Geography by Letter - K | 0 | - | 4.54 | 119,098 |
| Geography by Letter - L | 0 | - | 4.44 | 149,608 |
| Geography by Letter - M | 0 | - | 4.49 | 119,608 |
| Geography by Letter - N | 0 | - | 4.51 | 127,967 |
| Geography by Letter - P | 0 | - | 4.47 | 176,920 |
| Geography by Letter - R | 0 | - | 4.43 | 132,673 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 141,484 |
| Geography by Letter - U | 0 | - | 4.52 | 143,967 |
| Asian Geography By Letter - K | 0 | - | 4.75 | 58,369 |
| 16th Century A-Z | 0 | - | 4.59 | 25,022 |
| 15th Century A-Z | 0 | - | 4.50 | 24,017 |
| 14th Century A-Z | 0 | - | 4.41 | 24,505 |
| Movies that Start with G | 0 | - | 4.49 | 68,825 |
| Movies that Start with I | 0 | - | 4.41 | 65,426 |
| History by Letter - A | 0 | - | 4.51 | 153,896 |
| History by Letter - B | 0 | - | 4.45 | 173,291 |
| History by Letter - C | 0 | - | 4.70 | 172,646 |
| History by Letter - E | 0 | - | 4.51 | 141,498 |
| History by Letter - G | 0 | - | 4.46 | 122,900 |
| History by Letter - H | 0 | - | 4.45 | 137,580 |
| History by Letter - J | 0 | - | 4.51 | 155,007 |
| History by Letter - N | 0 | - | 4.45 | 104,812 |
| History by Letter - S | 0 | - | 4.47 | 94,988 |
| History by Letter - W | 0 | - | 4.45 | 110,228 |
| History by Letter - M | 0 | - | 4.54 | 120,700 |
| History by Letter - K | 0 | - | 4.50 | 102,016 |
| History by Letter - L | 0 | - | 4.50 | 112,815 |
| History by Letter - I | 0 | - | 4.46 | 105,031 |
| American Football A-Z | 0 | - | 4.26 | 14,556 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,154 |
| People in History A-Z #4 | 0 | - | 4.11 | 23,189 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,832 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,871 |
| Flowers by Picture | 0 | - | 4.46 | 105,869 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,951 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,931 |
| Empires by Maps | 0 | - | 4.98 | 122,140 |
| Airline Logos | 0 | - | 4.45 | 141,454 |
| Countries by Military Spending | 0 | - | 4.93 | 179,023 |
| Military History A-Z | 0 | - | 4.20 | 21,250 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,325,925 |
| Classic Novels by Plot #2 | 0 | - | 4.86 | 38,583 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 121,742 |
| Animals that Start with L | 0 | - | 4.47 | 102,448 |
| Animals that Start with P | 0 | - | 4.45 | 86,482 |
| Animals that Start with S | 0 | - | 4.49 | 87,676 |
| Geography by Letter on the World Map - B | 0 | - | 4.49 | 91,129 |
| Geography by Letter on the World Map - C | 0 | - | 4.77 | 118,583 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,541 |
| Hats by Picture | 0 | - | 4.21 | 18,019 |
| Weapons by Picture | 0 | - | 4.13 | 21,196 |
| Cars by Picture | 0 | - | 3.89 | 41,827 |
| All Country Flags of the World | 0 | - | 5.00 | 3,715,061 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,543 |
| Literature by Letter - A | 0 | - | 4.24 | 32,362 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,413 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 67,460 |
| Geography by Letter - G | 0 | - | 4.33 | 127,084 |
| Geography by Letter - F | 0 | - | 4.28 | 138,796 |
| Geography by Letter - J | 0 | - | 4.35 | 123,666 |
| Geography by Letter - O | 0 | - | 4.37 | 130,477 |
| Geography by Letter - V | 0 | - | 4.39 | 122,615 |
| Geography by Letter - W | 0 | - | 4.39 | 115,490 |
| Geography by Letter - Y | 0 | - | 4.39 | 112,182 |
| Geography by Letter - Z | 0 | - | 4.11 | 82,189 |
| Geography by Letter - Q | 0 | - | 4.38 | 70,080 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.15 | 35,377 |
| Middle East A-Z | 0 | - | 4.47 | 46,243 |
| South America A-Z | 0 | - | 4.15 | 10,948 |
| Movies that Start with A | 0 | - | 4.13 | 62,147 |
| Movies that Start with C | 0 | - | 4.30 | 62,146 |
| Movies that Start with B | 0 | - | 4.36 | 85,712 |
| Movies that Start with D | 0 | - | 4.34 | 68,671 |
| Movies that Start with E | 0 | - | 4.13 | 68,610 |
| Movies that Start with J | 0 | - | 4.18 | 76,418 |
| Movies that Start with L | 0 | - | 4.16 | 60,606 |
| Movies that Start with M | 0 | - | 4.28 | 48,405 |
| Movies that Start with N | 0 | - | 4.02 | 41,399 |
| Movies that Start with P | 0 | - | 4.25 | 54,298 |
| Movies that Start with R | 0 | - | 4.17 | 46,821 |
| Movies that Start with W | 0 | - | 4.07 | 44,375 |
| Movies that Start with T | 0 | - | 4.34 | 49,465 |
| Movies that Start with S | 0 | - | 4.35 | 56,646 |
| Movies that Start with F | 0 | - | 4.13 | 69,094 |
| History by Letter - D | 0 | - | 4.40 | 138,587 |
| History by Letter - F | 0 | - | 4.19 | 115,087 |
| History by Letter - O | 0 | - | 4.32 | 100,289 |
| History by Letter - P | 0 | - | 4.36 | 108,480 |
| History by Letter - Q | 0 | - | 4.34 | 80,804 |
| History by Letter - R | 0 | - | 4.26 | 122,826 |
| History by Letter - T | 0 | - | 4.39 | 105,813 |
| History by Letter - U | 0 | - | 4.19 | 101,329 |
| History by Letter - V | 0 | - | 4.27 | 81,228 |
| History by Letter - Y | 0 | - | 4.27 | 87,730 |
| History by Letter - Z | 0 | - | 4.20 | 77,458 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,346 |
| Music by Letter - F | 0 | - | 4.47 | 27,142 |
| Music by Letter - A | 0 | - | 4.61 | 31,538 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,208 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,312 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,537 |
| Formula One Teams by Logos | 0 | - | 4.48 | 101,077 |
| Star Wars A-Z | 0 | - | 4.46 | 88,881 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,749 |
| Musical Acts by Letter - M | 0 | - | 4.15 | 93,847 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,583 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,692 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,603 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 68,299 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 83,139 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,681 |
| Musical Acts by Letter - C | 0 | - | 4.34 | 60,568 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 53,401 |
| Musical Acts by Letter - E | 0 | - | 4.37 | 61,996 |
| Animals that Start with A | 0 | - | 4.26 | 112,454 |
| Animals that Start with B | 0 | - | 4.31 | 114,156 |
| Animals that Start with C | 0 | - | 4.21 | 93,545 |
| Animals that Start with D | 0 | - | 4.25 | 87,278 |
| Animals that Start with E | 0 | - | 4.28 | 74,185 |
| Animals that Start with F | 0 | - | 4.28 | 107,454 |
| Animals that Start with G | 0 | - | 4.25 | 80,397 |
| Animals that Start with K | 0 | - | 4.07 | 66,749 |
| Animals that Start with M | 0 | - | 4.23 | 84,287 |
| Animals that Start with R | 0 | - | 4.28 | 87,674 |
| Animals that Start with T | 0 | - | 4.32 | 92,121 |
| Animals that Start with H | 0 | - | 4.31 | 86,583 |
| Animals that Start with O | 0 | - | 4.27 | 88,829 |
| Animals that Start with W | 0 | - | 4.36 | 47,371 |
| Geography by Letter on the World Map - D | 0 | - | 4.01 | 65,487 |
| Geography by Letter on the World Map - E | 0 | - | 4.37 | 67,649 |
| Locations by Letter - A | 0 | - | 4.11 | 51,607 |
| Locations by Letter - B | 0 | - | 4.15 | 48,883 |
| Locations by Letter - E | 0 | - | 4.26 | 56,751 |
| Locations by Letter - F | 0 | - | 4.02 | 48,868 |
| Locations by Letter - H | 0 | - | 4.07 | 38,453 |
| Locations by Letter - J | 0 | - | 4.12 | 58,660 |
| Locations by Letter - K | 0 | - | 4.06 | 36,601 |
