| Brand Logos That Start With M | 0 | - | 4.41 | 48,536 |
| Brand Logos That Start With B | 0 | - | 4.47 | 48,246 |
| Car Logos Quiz #1 | 0 | - | 4.42 | 452,375 |
| Brand Logos That Start With S | 0 | - | 4.35 | 44,851 |
| Brand Logos That Start With D | 0 | - | 4.34 | 49,527 |
| Brand Logos That Start With L | 0 | - | 4.36 | 47,489 |
| Brand Logos That Start With C | 0 | - | 4.13 | 40,518 |
| Ultimate Car Logos Quiz | 0 | - | 4.57 | 124,386 |
| National Soccer Team Logos | 0 | - | 4.83 | 155,724 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 107,561 |
| Geography by Letter - T | 0 | - | 4.82 | 122,056 |
| Car Logos Quiz #2 | 0 | - | 4.38 | 212,493 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 68,817 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 91,801 |
| Geography by Letter on the World Map - C | 0 | - | 4.84 | 102,688 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 140,067 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 181,664 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 162,014 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 176,624 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 287,160 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 167,653 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.81 | 64,170 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 214,130 |
| 19th Century A-Z | 0 | - | 4.82 | 34,350 |
| Name an Official Language A-Z | 0 | - | 4.91 | 134,853 |
| Soccer Team Logos | 0 | - | 4.22 | 328,354 |
| NATO Military Alphabet | 0 | - | 4.98 | 487,159 |
| Disney A-Z | 0 | - | 4.41 | 78,065 |
| Geography by Letter - A | 0 | - | 4.70 | 191,794 |
| Geography by Letter - B | 0 | - | 4.57 | 164,688 |
| Geography by Letter - H | 0 | - | 4.72 | 133,346 |
| Geography by Letter - C | 0 | - | 4.50 | 141,609 |
| Geography by Letter - D | 0 | - | 4.47 | 135,191 |
| Geography by Letter - I | 0 | - | 4.43 | 109,812 |
| Geography by Letter - K | 0 | - | 4.55 | 105,657 |
| Geography by Letter - L | 0 | - | 4.45 | 134,232 |
| Geography by Letter - M | 0 | - | 4.48 | 104,726 |
| Geography by Letter - N | 0 | - | 4.53 | 114,144 |
| Geography by Letter - P | 0 | - | 4.43 | 151,350 |
| Geography by Letter - S #1 | 0 | - | 4.79 | 114,816 |
| Geography by Letter - U | 0 | - | 4.52 | 117,317 |
| Geography by Letter - W | 0 | - | 4.43 | 95,804 |
| Asian Geography By Letter - K | 0 | - | 4.77 | 55,118 |
| A to Z: Musical Terms | 0 | - | 4.44 | 37,672 |
| Geography A-Z #2 | 0 | - | 4.46 | 49,325 |
| Geography A-Z #5 | 0 | - | 4.42 | 34,745 |
| Empires A-Z | 0 | - | 4.48 | 39,808 |
| Geography A-Z #1 | 0 | - | 4.55 | 65,862 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 109,303 |
| Movies that Start with G | 0 | - | 4.51 | 64,538 |
| Movies that Start with I | 0 | - | 4.41 | 61,490 |
| History by Letter - A | 0 | - | 4.50 | 138,481 |
| History by Letter - B | 0 | - | 4.48 | 156,037 |
| History by Letter - C | 0 | - | 4.71 | 153,616 |
| History by Letter - E | 0 | - | 4.50 | 127,293 |
| History by Letter - G | 0 | - | 4.48 | 110,606 |
| History by Letter - H | 0 | - | 4.42 | 123,369 |
| History by Letter - J | 0 | - | 4.49 | 139,845 |
| History by Letter - N | 0 | - | 4.44 | 94,208 |
| History by Letter - S | 0 | - | 4.46 | 84,897 |
| History by Letter - W | 0 | - | 4.45 | 98,449 |
| History by Letter - M | 0 | - | 4.55 | 109,148 |
| History by Letter - K | 0 | - | 4.48 | 92,104 |
| History by Letter - L | 0 | - | 4.47 | 102,262 |
| History by Letter - I | 0 | - | 4.48 | 94,953 |
| Former Countries by Territory Map | 0 | - | 4.97 | 85,915 |
| Empires by Maps | 0 | - | 4.98 | 94,624 |
| Countries by Military Spending | 0 | - | 4.93 | 159,985 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.90 | 97,706 |
| Art Works Picture Quiz #1 | 0 | - | 4.50 | 96,832 |
| Art Works Picture Quiz #2 | 0 | - | 4.46 | 86,337 |
| Flowers by Picture | 0 | - | 4.46 | 101,377 |
| Airline Logos | 0 | - | 4.43 | 128,078 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,171,787 |
| Animals that Start with L | 0 | - | 4.43 | 94,248 |
| Animals that Start with P | 0 | - | 4.42 | 79,735 |
| Animals that Start with S | 0 | - | 4.49 | 80,418 |
| Geography by Letter on the World Map - B | 0 | - | 4.50 | 78,386 |
| World Cities A-Z #1 | 0 | - | 4.54 | 58,953 |
| Islands A-Z | 0 | - | 4.46 | 105,440 |
| World Cities A-Z #2 | 0 | - | 4.46 | 51,618 |
| Human Body A-Z | 0 | - | 4.49 | 108,310 |
| Africa A-Z | 0 | - | 4.54 | 43,752 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.66 | 42,583 |
| Ethnic Groups A-Z | 0 | - | 4.58 | 38,217 |
| People in History A-Z #1 | 0 | - | 4.65 | 90,837 |
| People in History A-Z #2 | 0 | - | 4.46 | 50,139 |
| People in History A-Z #3 | 0 | - | 4.47 | 42,300 |
| Shapes and Symbols #2 | 0 | - | 4.03 | 55,631 |
| College Sports Logos Quiz #3 | 0 | - | 4.33 | 46,753 |
| Mostly-American Candy Logos | 0 | - | 4.11 | 137,962 |
| Classic Novels by Plot #2 | 0 | - | 4.81 | 31,157 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.41 | 13,946 |
| Companies A-Z | 0 | - | 4.32 | 41,416 |
| Religion A-Z #1 | 0 | - | 4.30 | 58,688 |
| Religion A-Z #2 | 0 | - | 4.50 | 26,314 |
| Geography by Letter - E | 0 | - | 4.39 | 132,959 |
| Geography by Letter - G | 0 | - | 4.35 | 112,995 |
| Geography by Letter - F | 0 | - | 4.26 | 123,818 |
| Geography by Letter - J | 0 | - | 4.36 | 110,508 |
| Geography by Letter - O | 0 | - | 4.37 | 108,339 |
| Geography by Letter - R | 0 | - | 4.40 | 104,153 |
| Geography by Letter - V | 0 | - | 4.38 | 95,528 |
| Geography by Letter - Y | 0 | - | 4.36 | 91,227 |
| Geography by Letter - Z | 0 | - | 4.04 | 62,766 |
| Geography by Letter - Q | 0 | - | 4.33 | 51,664 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.20 | 33,228 |
| Geography Containing the Letter Q | 0 | - | 4.53 | 30,327 |
| Video Games A-Z | 0 | - | 4.04 | 35,310 |
| Geography A-Z #3 | 0 | - | 4.21 | 36,703 |
| Movies that Start with A | 0 | - | 4.11 | 58,338 |
| Movies that Start with C | 0 | - | 4.30 | 57,677 |
| Movies that Start with B | 0 | - | 4.36 | 80,303 |
| Movies that Start with D | 0 | - | 4.35 | 65,344 |
| Movies that Start with E | 0 | - | 4.16 | 65,219 |
| Movies that Start with J | 0 | - | 4.22 | 72,414 |
| Movies that Start with L | 0 | - | 4.17 | 57,665 |
| Movies that Start with M | 0 | - | 4.27 | 45,945 |
| Movies that Start with N | 0 | - | 4.06 | 39,166 |
| Movies that Start with P | 0 | - | 4.25 | 51,883 |
| Movies that Start with R | 0 | - | 4.13 | 43,708 |
| Movies that Start with W | 0 | - | 4.06 | 42,438 |
| Movies that Start with T | 0 | - | 4.37 | 46,750 |
| Movies that Start with S | 0 | - | 4.37 | 53,707 |
| Movies that Start with F | 0 | - | 4.15 | 65,768 |
| History by Letter - D | 0 | - | 4.34 | 125,755 |
| History by Letter - F | 0 | - | 4.18 | 104,170 |
| History by Letter - O | 0 | - | 4.30 | 91,272 |
| History by Letter - P | 0 | - | 4.37 | 98,437 |
| History by Letter - Q | 0 | - | 4.35 | 74,023 |
| History by Letter - R | 0 | - | 4.22 | 112,538 |
| History by Letter - T | 0 | - | 4.40 | 96,540 |
| History by Letter - U | 0 | - | 4.19 | 92,201 |
| History by Letter - V | 0 | - | 4.27 | 74,562 |
| History by Letter - Y | 0 | - | 4.28 | 80,870 |
| History by Letter - Z | 0 | - | 4.20 | 71,675 |
| The 3rd and 4th Century | 0 | - | 4.53 | 19,935 |
| Music by Letter - F | 0 | - | 4.44 | 24,783 |
| Music by Letter - A | 0 | - | 4.60 | 28,806 |
| Islands by Shape #2 | 0 | - | 4.87 | 45,019 |
| Hats by Picture | 0 | - | 4.20 | 17,118 |
| Weapons by Picture | 0 | - | 4.06 | 19,146 |
| Cars by Picture | 0 | - | 3.92 | 36,363 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 53,924 |
| All Country Flags of the World | 0 | - | 5.00 | 2,975,078 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,367,507 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,003,370 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 672,341 |
| Most Common English Verbs - Extreme | 0 | - | 4.95 | 136,836 |
| Top Five Exporting Partners by Country | 0 | - | 4.84 | 62,033 |
| The Americas Geography by Letter - B | 0 | - | 4.51 | 48,908 |
| The Americas Geography by Letter - S | 0 | - | 4.56 | 41,574 |
| Middle East A-Z | 0 | - | 4.45 | 43,096 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.43 | 41,373 |
| 20th Century A-Z | 0 | - | 4.48 | 38,698 |
| Shapes and Symbols #1 | 0 | - | 3.81 | 98,105 |
| Art Works Picture Quiz #3 | 0 | - | 4.39 | 41,241 |
| Number by Picture Quiz | 0 | - | 4.04 | 19,602 |
| Flags with Crescents | 0 | - | 4.98 | 143,688 |
| Country Flag Trivia | 0 | - | 4.84 | 44,007 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 76,230 |
| Country Flags with the Union Jack | 0 | - | 4.84 | 56,306 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 67,996 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.84 | 42,010 |
| Fast Food Logos Quiz | 0 | - | 4.39 | 212,124 |
| Formula One Teams by Logos | 0 | - | 4.45 | 59,136 |
| Fictional Characters by Picture - F | 0 | - | 4.41 | 58,233 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 76,561 |
| Star Wars A-Z | 0 | - | 4.45 | 79,555 |
| Monarchies of the World | 0 | - | 4.93 | 152,993 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 81,698 |
| Countries where the Sea Freezes | 0 | - | 4.91 | 81,416 |
| Largest Countries Without Deserts | 0 | - | 4.86 | 66,313 |
| Numbers Tile Select Quiz | 0 | - | 4.99 | 64,383 |
| Literature by Letter - A | 0 | - | 4.21 | 29,370 |
| Literature by Letter - D | 0 | - | 4.24 | 18,760 |
| Literature by Letter - C | 0 | - | 4.32 | 24,485 |
| Literature by Letter - F | 0 | - | 4.28 | 15,612 |
| Literature by Letter - E | 0 | - | 4.02 | 13,530 |
| Literature by Letter - H | 0 | - | 4.22 | 16,632 |
| Literature by Letter - I | 0 | - | 4.19 | 13,908 |
| Literature by Letter - L | 0 | - | 4.31 | 21,679 |
| Literature by Letter - M | 0 | - | 4.19 | 17,279 |
| Literature by Letter - P | 0 | - | 4.15 | 15,527 |
| Literature by Letter - O | 0 | - | 4.28 | 12,378 |
| Literature by Letter - J | 0 | - | 4.20 | 13,572 |
| Literature by Letter - N | 0 | - | 4.20 | 13,107 |
| Literature by Letter - K | 0 | - | 4.12 | 11,151 |
| Literature by Letter - R | 0 | - | 4.02 | 10,840 |
| Literature by Letter - T | 0 | - | 4.35 | 17,211 |
| Literature by Letter - U | 0 | - | 4.18 | 12,108 |
| Literature by Letter - V | 0 | - | 4.04 | 10,715 |
| Literature by Letter - W | 0 | - | 4.12 | 12,471 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.78 | 702,966 |
| A Quiz About Buddhism | 0 | - | 4.81 | 16,732 |
| Astronomy Quiz | 0 | - | 4.87 | 64,464 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 87,416 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 57,953 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 91,395 |
| Musical Acts by Letter - J | 0 | - | 4.19 | 70,460 |
